Optical: systems and elements inventions 04/06

20060087710 - Image display: Apparatus for displaying an image comprises a liquid crystal display 12, a lenticular lens array 14 for directing different portions of the image in different directions and mirrors 16 for reflecting at least some of the directed image, to produce an effective image 18 larger than the original image. The...

20060087711 - Optical scanning device: A optical scanning device (1) for scanning an information layer (2) with a radiation beam (25) in a writing mode and a reading mode comprises a radiation source (7) for emitting the beam and an objective lens (10) for converging the beam so as to form a scanning spot (19)...

20060087712 - Light modulator: One embodiment of a light modulator apparatus includes a first light modulator and a second light modulator diagonally offset from and in series with the first light modulator....

20060087713 - Spatial light modulator and method for color management: A SLM includes a pixel array. The pixel array contains a plurality of quadrilateral pixels with the same size, wherein an interior angle of each of the quadrilateral pixels is an acute angle. Each of the quadrilateral pixels further contains a first subpixel, a second subpixel, and a third subpixel....

20060087714 - Electrochromic device: An electrochromic component (3) generally includes: a first electrode (30), an opposite second electrode (32); a electrically conductive polymer layer (34) provided on the second electrode and facing the first electrode; and a gas chamber (36) for receiving a working gas (40), the gas chamber being defined between the first...

20060087715 - Mirror device for projection system having plurality of tiltable mirrors tilted: A mirror device of one embodiment of the invention is for a projection system corresponding to one of a pixel and a sub-pixel of image data to be projected by the projection system. The mirror device comprises a plurality of tiltable mirrors. The mirrors are cooperatively tilted based on the...

20060087716 - Micro thin-film structure, mems switch employing such a micro thin-film, and method of fabricating them: A micro thin-film structure, a micro electro-mechanical system (MEMS) switch, and methods of fabricating them. The micro thin-film structure includes at least two thin-films having different properties and laminated in sequence to form an upper layer and a lower layer, wherein an interface between the upper and lower layers is...

20060087717 - Mirror structure with single crystal silicon cross-member: Hydrogen cleave silicon process for light modulating mirror structure using single crystal silicon as the base cross-member. Existing processes use two critical alignment steps that can contribute to higher actuation voltages and result in lower manufacturing yields. The hydrogen cleave process simplifies the manufacturing process to one step: transferring a...

20060087718 - Particle for image display and its apparatus: In particles for image displaying used in an image display device, in which one or more kind of particles are sealed between opposed substrates, at least one substrate being transparent, and, in which the particles are made to fly and move so as to display an image, each particle has...

20060087719 - Particles for particle movement type display apparatus, process for producing the particles, and display apparatus: Particles for a particle movement type display apparatus is prepared by forming and fixing a polymeric compound at a surface of pigment particle or composite particle comprising a colorant and a polymer by a precise ionic polymerization....

20060087720 - System and method utilizing an electrooptic modulator: A system and method utilize an optical element that receives an electrical field, which changes an index of refraction in at least one direction within the optical element. The change in index of refraction imparts a change to a beam of radiation passing through the optical element. A material used...

20060087721 - Optical signal amplification device: An optical signal amplification device for outputting an output signal light which has the same wavelength as an input signal light and an intensity variation identical in phase with an intensity variation of the input signal light. The device includes: (a) an amplifying element having a cross gain modulation function...

20060087722 - Temperature control in an optical amplification system: Systems and methods for controlling temperature in an optical amplification system are provided. An optical amplification system comprises a pump laser, a multiplexer, an optical fiber, a temperature control device, and processing circuitry. The pump laser generates an optical pump signal. The multiplexer multiplexes the optical pump signal and an...

20060087723 - Optical amplifier: An optical amplifier of the invention comprises first and second optical amplification sections connected in a cascade manner between an input terminal and an output terminal. Optical isolators which block C-band ASE travelling in an opposite direction to L-band signal light, are inserted on the amplification medium of each of...

20060087724 - Bidirectional optical amplifier: A bidirectional amplification system and method are disclosed. A single optical line amplifier and isolation loss filters are used to amplify signals in both the east and west directions with sufficient gain along a fiber....

20060087725 - High resolution objective lens assembly: A high resolution objective lens assembly (20, 120, 220, 320) is implemented with refractive lens elements made of modified fused silica for operation at deep ultraviolet (DUV) wavelengths to reduce birefringence-caused image aberrations. The high resolution is achieved by an optical design that is characterized by a very high numerical...

20060087726 - Catoptric projection optical system: A catoptric projection optical system for projecting a pattern on an object surface onto an image surface includes plural mirrors, wherein a second mirror from the image surface through the optical path receives convergent pencil of rays, and has a paraxial magnification of −0.14 or smaller....

20060087727 - Apparatus, system and method for selective photobleaching, imaging and confocal microscopy: A module, an attachment for a microscope, a microscope, an optical path, and a method which allow for the rapid exchange of an aperture and a spinning disk in a light path for the purpose of, for example, selectively photobleaching sections of a specimen, imaging of the specimen and confocal...

20060087728 - Optical system, in particular microscope: An optical system, in particular a microscope, is provided, comprising an optical unit and a collimator, which collimator is arranged preceding or following the optical unit in a beam path of the optical system, said optical unit imposing a predetermined longitudinal chromatic aberration on a beam supplied to said beam...

20060087730 - Illumination device in a microscope: An illumination device in a microscope includes multiple light sources arranged on a mirror housing. A mirror is provided which is rotatably or displaceably arranged in the mirror housing for selectably switching each of the light sources into an illumination beam path. At least one drive system is provided for...

20060087729 - Method for optimized setting of light power at the object plane in the case of reflected light microscopes: The invention relates to a method for optimized setting of light power at the object plane in the case of reflected light microscopes, surgical microscopes in particular. In accordance with the invention, a check is performed as to whether or to what extent thermal danger or damage to the illuminated...

20060087731 - Illumination apparatus and an endoscope with object illumination using the same: An illumination apparatus to be used, for example, for an endoscope capable of controlling an illumination light irradiated from a light source to an object by way of a light guide inserted through a probe without enlarging the size of the apparatus, the apparatus having a fixed diaphragm for outputting...

20060087732 - Screen, manufacturing method of screen, and projector: A screen that transmits a light according to an image signal includes a flat surface, a plurality of light-guide portions arrayed on the flat surface, and a plurality of lens elements. The light-guide portions have a light incident side and an output side. The plurality of lens elements are provided...

20060087733 - Transmissive screen and rear projection type image display apparatus using same: A purpose of the present invention is to provide a simple configuration for bonding a lenticular lens sheet, a front sheet, and light diffusion layers together to reduce cost. To accomplish the above purpose, the present invention comprises: a lenticular lens sheet (20); a front sheet (30); a first adhesive...

20060087734 - Stereoscopic dislay apparatus particularly useful with lcd projectors: Stereoscopic display apparatus, includes two projectors having inputs connectable to a source of digital data representing the color components of two stereoscopic images, and outputs outputting two optical beams each having a set of color components of different polarization states; a polarization preserving screen; an optical filter system using exclusively...

20060087735 - Retroreflective structures: Retroreflective structures, which can include chips, flakes, threads, fibers, sheeting, octahedron retroreflectors, etc., are provided in accordance with embodiments of the present invention. The structures can utilize full or truncated open-faced surfaces and/or solid cube-corner prisms. A coating can be provided on the surfaces that is configured to reflect a...

20060087736 - Amyloid peptide inactivating enzyme to treat alzheimer's disease: Estrogen has been shown to increase the expression and activity of amyloid peptide inactivating enzymes in the brain. Peptides have been shown to increase the activity of an amyloid peptide inactivating enzyme. Methods of identifying compounds for, and methods of treating patients with, Alzheimer's Disease is disclosed....

20060087737 - Optical system using diffraction optical element: There is provided an optical system using diffraction optical elements (DOEs) for improving chromatic aberration correction performance by arranging two DOEs between planes adjacent to a lens having plus refractive power and a lens having minus refractive power. The optical system has an aperture stop for controlling light amount, a...

20060087738 - High-efficiency spectral purity filter for euv lithography: An asymmetric-cut multilayer diffracts EUV light. A multilayer cut at an angle has the same properties as a blazed grating, and has been demonstrated to have near-perfect performance. Instead of having to nano-fabricate a grating structure with imperfections no greater than several tens of nanometers, a thick multilayer is grown...

20060087739 - Low net stress multilayer thin film optical filter: It has been discovered that optical filters can be manufactured with a low net stress by providing a tensile layer or layers that compensate for a compressive stress exhibited by a thin film filter supported by a glass or other substrate. In particular, a simple, cost-effective and readily reproducible process...

20060087740 - Image correction using individual manipulation of microlenses in a microlens array: A system constructs a composite image using focus assessment information of image regions....

20060087742 - Method of manufacturing a microlens substrate, a substrate with concave portions, a microlens substrate, a transmission screen, and a rear projection: A method of manufacturing a microlens substrate provided with a plurality of convex lenses is disclosed. The method includes the steps of: preparing a substrate 6 formed of a constituent material having light transparency, a plurality of concave portions being formed in a usable area on one major surface of...

20060087741 - Mold for manufacturing a microlens substrate, a method of manufacturing microlens substrate, a microlens substrate, a transmission screen, and a rear projection: A mold 6 for manufacturing a microlens substrate 1 is disclosed. The microlens substrate is provided with a plurality of microlenses each having a predetermined convex shape. The mold is used to press a base material of the microlens substrate to form the plurality of microlenses thereon. The mold 6...

20060087743 - Backlight assembly of liquid crystal display: A backlight assembly of a liquid crystal display is provided. The backlight assembly of a liquid crystal display include a lamp for generating light; a light guide plate disposed at a side of the lamp to guide the light; a diffusion sheet disposed on the light guide plate to scatter...

20060087744 - Optical pickup apparatus including spherical aberration correcting optical system: An optical pickup apparatus includes a lens unit which is composed of a first lens group having at least one lens and a second lens group having at least one lens. The first lens group and the second lens group are supported by support members which are engaged with each...

20060087745 - Immersion microscope objective: The invention is directed to an immersion microscope objective. An objective of this kind has an adjusting element, for example, a correction ring, by which it can be adjusted to different immersion media. In an advantageous manner, the objective can also be adjusted to different temperatures of the solutions and...

20060087746 - Remote augmented motor-sensory interface for surgery: A portable augmented motor-sensory interface (“PAMI”) system for “tele-controlled” surgery includes a PAMI tele-controller and a portable PAMI medical field unit positioned at a different, distant location and configured for wireless communications with the tele-controller. (“Tele-control” refers to electronically translating and/or transmitting a physician's actions over a long distance.) The...

20060087747 - Optical system, image pickup device and digital apparatus: Thereby, the wide-angle optical system achieving a wide angle of view, reducing the optical entire length and capable of favorably correcting an aberration can be obtained. An image pickup device comprising the wide-angle optical system can be provided in a compact size, however, is still capable of photographing a wide...

20060087748 - Subminiature optical system: A subminiature optical system used in a subminiature image sensor module is provided. The subminiature optical system has a first lens group, a second lens group and a third lens group sequentially arranged from the object side. The first lens group has a first lens of plus refractive power and...

20060087749 - Imaging lens system: Provided is an imaging lens system which can sufficiently meet the demands for further reduction of size and weight and for further improvement of the optical performance, and is also capable of improving the productivity. The imaging lens system comprises, from the object side, a diaphragm, a first lens as...

20060087750 - Imaging lens system: Provided is an imaging lens system which can sufficiently meet the demands for further reduction of size and weight and for further improvement of the optical performance, and is also capable of improving the productivity. The imaging lens system comprises, from the object side, a diaphragm, a first lens as...

20060087751 - Optical lens system and its assembly process: An optical lens system includes a first lens barrel, a second lens barrel, multiple lenses and multiple fixing components. The first barrel contains a first lens disposing space and a first outer ring part surrounding the first lens disposing space. The first outer ring part is formed with indentations. Additionally,...

20060087752 - Optical pickup actuator: Provided is an optical pickup actuator for writing/reading data in/from an optical storage medium. The optical pickup actuator includes a heat sink member or a heat conductive material for minimizing a bad influence of heat generated from a coil....

20060087753 - Portable mirror apparatus: A expandable portable mirror apparatus that is used as an attachment to the body to assist in hands free hair removal....

20060087754 - Rear view mirror with snap connection: A plurality of snap-fit fasteners is used to assemble a vehicular mirror assembly, such as attaching a tilt actuator to a mounting frame or the mounting frame to a mirror housing. The fasteners comprise a resilient mounting post having a bulb portion and an adjoining undercut or neck portion with...

20060087755 - Transparent plastic optical components and abrasion resistant polymer substrates and methods for making the same: A polymer-based component formed from a synthetic thermoplastic or thermoset resin substrate, such as polymethyl methacrylate, which is resistant to warping and distortion from moisture. A composite multi-layer surface-hardening coating is formed on at least the anterior surface of the resin substrate. The component can include a composite multi-layer reflective...

20060087756 - Color wheel: A color wheel. The color wheel includes a plurality of filters, at least one driving device and at least one binder. The filters are disposed around the driving device and arrayed in a predetermined shape, without glue provided therebetween. The binder encircles and maintains the filters in positions....

20060082850 - Covert surface relief hologram design, fabrication and optical reconstruction for security applications: Disclosed is an article having a surface-relief holographic recording medium having digital data that cannot be seen by human eye. Also disclosed is a tilted-plane optical reader system which can be used to read the stored data in the hologram....

20060082851 - Holographic recording apparatus and method for recording holograms: A hologram recording apparatus for carrying out holographic recording by emitting a signal beam and a reference beam onto a holographic recording medium includes a laser light source configured to output a pulsed laser beam, a splitter configured to split the laser beam into a signal beam and a reference...

20060082852 - Method and apparatus for scanning regions: A beam scanner is operable to scan light in two or more axes, typically in a raster pattern that includes a fast scan axis and a slow scan axis. Plural beams of light are scanned, each beam of light producing a scanned region that at least partially overlaps at least...

20060082854 - Fishbone diffraction-type light modulator: Disclosed is a fishbone diffraction-type light modulator. In the fishbone diffraction-type light modulator, a lower micromirror is provided on a silicone substrate, and an upper micromirror is spaced apart from the silicone substrate and has a plurality of openings through both sides thereof. The upper micromirror and the lower micromirror...

20060082853 - Light modulators: Apparatus and systems may include a pair of coupling lenses to send light to, and to receive light from, a pair of light modulators....

20060082855 - High-speed electro-absorption modulator with low drive voltage: The present invention is an electro-absorption modulator with a p-i-n-i-n epitaxy layer whose structure is p-i(MQW)-n+-i(collector)-n to release the trade-off between the operation voltage and the speed, to increase the confinement factor of the light in the un-doped layers, and to reduce the insertion loss caused by the free-carrier absorption...

20060082857 - Display device using light modulator and having improved numerical aperture of after-edge lens system: A display device using a light modulator and having an improved numerical aperture (NA) of an after-edge lens system is disclosed. The display device includes an illumination lens, a diffractive light modulator, an NA improvement unit, a filter system and a projection system. The illumination lens converts light into linear...

20060082856 - Spatial light modulators with non-uniform pixels: A micromirror array comprises micromirrors of different properties for use particularly in display systems. Micromirrors of different properties can be arranged within the micromirror array according to a predetermined pattern, or randomly. However, it is advantageous to arrange the micromirrors with different properties within the micromirror array neither in complete...

20060082860 - Asymmetric spatial light modulator in a package: Disclosed herein is a micromirror package having a micromirror being attached to a supporting surface of a package substrate, and sealed between the package substrate and a package cover, whereas the micromirror array is placed offset the center of the supporting surface....

20060082862 - High fill ratio reflective spatial light modulator with hidden hinge: A micro mirror array having a hidden hinge that is useful, for example, in a reflective spatial light modulator. In one embodiment, the micro mirror array includes spacer support walls, a hinge, a mirror plate and a reflective surface on the upper surface of the mirror plate, the reflective surface...

20060082859 - Light blocking layers in mems packages: Disclosed herein is a micromirror array device package having a light absorbing material disposed within the package for reducing undesired light scattering. The light absorbing material can be deposited as a thin film (or strip, frame, segments or a combination thereof), or as a vertical wall insert between the micromirror...

20060082858 - Micromirror array device and a method for making the same: The spatial light modulator of the present invention comprises an array of micromirrors, each of which has a reflective deflectable mirror plate. A set of posts are provided for holding the mirror plates on a substrate, but not all micromirrors of the micromirror array have posts....

20060082861 - Micromirror array device and a method for making the same: The spatial light modulator of the present invention comprises an array of micromirrors, each of which has a reflective deflectable mirror plate. A set of posts are provided for holding the mirror plates on a substrate, but not all micromirrors of the micromirror array have posts....

20060082863 - Optical interference pixel display: An electronic device of an embodiment of the invention is for at least partially displaying a pixel of a displayable image. The electronic device includes a first reflector and a second reflector that define an optical cavity therebetween, and which is selective of a visible wavelength at an intensity by...

20060082864 - Electrophoretic display and process for its manufacture: This application is directed to electrophoretic displays and semi-finished display panels comprising display cells prepared from the microcup and top-sealing technologies....

20060082865 - Amplified spontaneous emission reflector-based gain-clamped fiber amplifier: Provided is an all-optical gain-clamped fiber amplifier, comprising transmission and isolation means for periodically transmitting an optical signal or reflecting amplified spontaneous emission (ASE) back to a gain medium. The transmission and isolation means can be embodied by an optical interleaver or a number of optical fiber Bragg gratings. Accordingly,...

20060082866 - Optical terminal apparatus: An optical terminal apparatus includes a plurality of signal light units that transmits and receives a signal light having a predetermined wavelength; at least one pumping light unit that emits a pumping light having a predetermined wavelength to perform Raman amplification for the signal light transmitted; and an optical multiplexer/demultiplexer...

20060082867 - Fiber amplifier with suppression of amplified spontaneous emission: A fiber amplifier module for amplifying a signal pulse includes an optically pumped double-pass fiber amplifier in which a fiber Bragg grating reflects an amplified pulse in between the first and second amplification passes, and transmits most forward-propagating amplified spontaneous emission (ASE) generated by the optical pumping. The reflected amplified...

20060082868 - Optical amplifying apparatus, optical transmission system and method of adjusting optical transmission loss: An optical amplifying apparatus connected mutually through an optical transmission line includes an optical detecting unit for detecting an input level of an amplified spontaneous emission (ASE) light, an optical amplifying unit for amplifying a signal light, and an optical attenuating unit for adjusting an attenuation level for the signal...

20060082869 - Optical transmission equipment for suppressing a four wave mixing and optical transmission system: There is suppressed deterioration of transmission quality resulting from FWM light generated in the optical fiber of an optical transmission apparatus that performs wavelength division multiplex transmission. To suppress deterioration of the transmission quality due to the FWM light the sender apparatus adjusts the intensity of wavelength-division-multiplexed light output to...

20060082870 - Arrangement for switching the operating modes of a microscope tube: An arrangement for switching the operating modes of a microscope tube between the observation position, photo position and simultaneous observation/photo position. A prism is used having surfaces of different transparency which can be moved selectively into the beam path....

20060082871 - Viewing device: A viewing device includes a housing defining an interior chamber through which light can pass. The housing includes first and second spaced apart openings communicating with the interior chamber such that light entering the first opening is viewed by a user looking into the second opening. The second opening is...

20060082872 - Apparatus for making celestial observations: A commercially-available chair is mounted on a rotatable platform. A U-shaped binocular mount is pivotally attached to either side of the chair to permit rotation between a first position in which binoculars received in the binocular mount are substantially in front of a person seated in the chair to a...

20060082874 - Display device: In various embodiments, a display device can include a number of pixel cells and a number of receptor cells. Each receptor cell can be coupled to a group of pixel cells within the number of pixel cells, and each receptor cell can receive encoded pixel data and decode the encoded...

20060082873 - Screen: A projection screen includes a plurality of passive elements each having a sidewall surrounding a surface, wherein said sidewall is configured to attenuate light....

20060082875 - Optical element and optical spot position adjusting method: To obtain an optical element for generating near-field light which can accurately detect positions of a plurality of minute structures formed on a metallic thin film provided to a condensing surface, and a method of adjusting an optical spot position of the optical element. The metallic thin film is formed...

20060082876 - Projection screen: A projection screen has first transparent particles tinted a first color and second transparent particles tinted a second color....

20060082877 - Lenticular image display, its components and uses thereof: An improved lenticular image display is disclosed. The lenticular image display comprises a lenticular lens sheet, an image actuating assembly and an image fine-tuning assembly. The lenticular lens sheet comprises either a linear array of (i) plano-convex or (ii) trapezoid-convex cylindrical lenses. The image actuating assembly comprises either (i) a...

20060082878 - Rear projection screen and optical device thereof: A rear-projection screen comprises an optical unit, a light-blocking layer, and an optical lens. The optical unit has a first surface and a second surface. The first surface is opposite to the second surface. The first surface has a plurality of cylindrical convexes and the second surface has a plurality...

20060082879 - Stereo optical module and stereo camera: In this stereo optical module, a constituent member is arranged in at least one of a circuit arrangement space which exists substantially behind a front lens unit and above a primary deflecting mirror and a secondary deflecting mirror and a circuit arrangement space which exists substantially behind a front lens...

20060082880 - Device for recording and device for reproducing three-dimensional items of image information of an object: The invention relates to a device for recording three-dimensional items of image information of an object, including sensing means for sensing light coming from the object and lens means having a number of cylindrical lenses that form lens elements via which light coming from the object can be projected onto...

20060082881 - Guardrail reflector/delineator and mounting device therefor: The invention provides new reflective markers, reflectors, and delineators with a variety of mounting apparatuses for attaching the same onto standard guardrails in an efficient and effortless manner, without affecting the safety feature, display utility, and visibility of the marker/reflectors/delineators mounted thereon. The present invention also provides a new guardrail...

20060082882 - Achromatic imaging lens with extended depth of focus: A lens includes a diffractive surface having an etched structure and a refractive surface having a curved structure. The lens reduces chromatic aberration of incident light and extends depth of focus. In one alternative, the etched structure is a calculated phase pattern or a pattern that is embossed or diamond...

20060082883 - Diffractive optical spectral filter having arbitrary amplitude and phase response: A diffractive optical filter having a fractional level density s[j] and a transfer function C[m] that is an approximation to a desired Hermitian, passive transfer function B[m] is provided. The fractional level density s[j] is obtained by Fourier (or inverse Fourier) transforming B[m] to obtain t[j], calculating u[j]=t[j]−min(t[j]), calculating v[j]=u[j]/D...

20060082884 - Light guide plate and surface light source using same: An exemplary light guide plate (500) includes: a light incident portion (51) for receiving a light; a light reflecting portion (52) for reflecting the light input through the light incident portion; and a light emitting portion (53) opposite to the light reflecting portion, for outputting the reflected light. The light...

20060082885 - Micro-lens array: A tunable micro-lens and micro-lens array for use in optical communications are disclosed. The micro-lens uses thermo optical material and a temperature controller to adjust the temperature and, hence, the index of refraction of the thermo optical material. In one embodiment, a single temperature controller is used to maintain an...

20060082886 - Transmission type screen and manufacturing method of the same: There is provided a transmissive type screen having a high contrast and display quality. The transmissive type screen has at least, in order from the side of a light source, a Fresnel lens, a microlens array and a transparent high cross-linking section formed at a focal point of each microlens...

20060082887 - Apparatus of led flat light signal display: The present invention discloses an apparatus of LED flat light signal display, which comprises at least one light emitting diode, a plurality of flat microlens and at least one microlens set. The light emitting diode acts as a light source for discharging light. The flat microlens comprises a plurality of...

20060082888 - Optically reconfigurable light integrator in display systems using spatial light modulators: An illumination system for illuminating spatial light modulators of display systems is provided. The illumination comprises a light integrator that comprises at least a movable wall through which the aspect ratio at the exit aperture of the integrator can be adjusted. Alternatively, the illumination system may comprises two juxtaposed light...

20060082889 - Tunable laser modules incorporating micromachined pellicle splitters: A micromachined pellicle beam splitter and method of manufacture thereof are disclosed. In one embodiment, the beam splitter includes a silicon frame with a silicon nitride membrane attached to the frame and covering an opening through the frame. Other materials may be utilized, however, the coefficient of thermal expansion (CTE)...

20060082890 - Optical system providing four beams from a single source: A system to produce orthogonal beams includes a laser diode operating in conjunction with a collimating lens, an aperture, and a simple compact optic. Three collimated beams are directed toward an optic comprised of components that are bonded together. Beams are reflected from two optical components at right angles to...

20060082891 - Windscreen: A glazing element (12) for an opening defined by opaque boundaries (13) has an edge region (E) shaped to divert light passing through it in a sense such as to enlarge the field of view through the opening. For this purpose the bounding surfaces (33, 34) of the element (12)...

20060082892 - Lens system for an imager to imager relay: A lens system for use in a two-stage projection system that relays light output from a first imager on a pixel-by-pixel basis onto a second imager (e.g. an LCOS). The lens system includes a double gauss lens set having a distortion of less than about 0.015% with at least about...

20060082893 - Projector: A projector, includes: a light source device; an optical modulator arranged on an illumination optical axis of a light beam irradiated by the light source device to modulate the light beam in accordance with image information and form an optical image; a projection lens that enlarges the optical image formed...

20060082895 - Gradient-index rod lens, and rod lens array and image processor using the same: A gradient-index rod lens is provided that is excellent in yield. The gradient-index rod lens has a core/clad structure and is obtained by providing a mother glass rod, which includes a core glass mother composition and a clad glass mother composition, with a refractive index distribution through ion exchange. The...

20060082894 - Optical deflector: Provided is an optical deflector for deflecting radiation beams. The optical deflector includes: a peripheral region having a first effective refractive index; and a deflection pattern region having a predetermined shape and a second effective refractive index, wherein the second effective refractive index differs from the first effective refractive index....

20060082896 - Immersion microscope objective lens: To provide an immersion microscope objective lens capable of making a numerical aperture NA larger than 1.45 even if an ordinary oil is used, the objective lens includes, in order from an object, a first lens group, a second lens group, and a third lens group. The first lens group...

20060082897 - Zoom lens system:

20060082898 - Optical system for zoom-camera: Disclosed is an optical system of a zoom-camera comprises a plurality of lens groups so that the path of a light can be multi-directionally refracted. The optical system comprises a base member, a first lens group mounted on the base member for refracting a light reflected and incident from an...

20060082899 - Zoom lens and image pickup apparatus: A zoom lens includes: a first lens group with a positive refractive power; a second lens group with a negative refractive power; a third lens group with a positive refractive power; a fourth lens group with a positive refractive power, which are arranged in this order from an object side...

20060082900 - Zoom lens and imaging apparatus having the same: A zoom lens comprises, from the object side to the image side, a first lens group, a second lens group, and a rear group including one or more lens groups, where the first and second lens groups can move at the time of zooming, and wherein the first lens group...

20060082901 - Interacting with detail-in-context presentations: A method for generating a presentation of a region-of-interest in an original image for display on a display surface, the method comprising: establishing a lens for the region-of-interest, the lens having a focal region with a magnification for the region-of-interest at least partially surrounded by a shoulder region across which...

20060082902 - Lens substrate, a method of manufacturing a lens substrate, a transmission screen and a rear projection: A lens substrate (microlens substrate 1) having a first surface and a second surface opposite to the first surface is disclosed. Light is allowed to enter the lens substrate from the first surface thereof and then exit from the second surface thereof. The lens substrate includes: a plurality of convex...

20060082904 - Catadioptric projection optical system and exposure apparatus having the same: A catadioptric projection optical system for forming plural intermediate images of a first object and for imaging the image of the first object onto a second object, said catadioptric projection optical system includes at least one concave mirror, a first deflective reflector, and a second deflective reflector, wherein a light...

20060082903 - Optical element, optical system, and optical device: Provided is an optical element that is compact, capable of securing an optical path length, and allows an improvement in manufacturing precision without inviting cost increases. An optical element of the present invention includes a transparent member having a first refracting surface, a second refracting-surface, and a plurality of reflecting...

20060082905 - Catadioptric projection objective with an in-line, single-axis configuration: A catadioptric objective for a microlithography projection system has an in-line single-axis arrangement of lenses and reflectors. The catadioptric portion of the objective includes a catadioptric lens element with at least one reflective surface or surface portion reflecting light back into the lens, so that the catadioptric lens element interacts...

20060082906 - Projector structure: A projector structure including a main body in which two brackets are fixed. Each bracket has a rest recess. One of the brackets has a panel on which a motor and a driving gear are mounted. A cover is detachably disposed on outer face of the main body. A pair...

20060082907 - Optical element holding system, barrel, exposure apparatus, and device manufacturing method: Disclosed in this specification are an optical element holding system, a barrel usable therewith, and an exposure apparatus and an exposure method usable therewith. In one preferred form, the optical element holding system includes a ring-like inner holding member which is disposed at an outer periphery of the optical element,...

20060082908 - \"little bit's\" blind spot safety device with reflectors: A Blind Spot Safety Device with reflectors (16) identifying all blind spot areas and their perimeter, using adhesive glue to secure decal (10) and reflectors (16) to metal backing (18) which is then attached using the perforation screw attachment (18a). Eye-catching artistic signage and reflective angelic design is used to...

20060082909 - Deformable-mirror holder: This invention relates to a deformable-mirror holder for holding a mirror in a desired position, to within accepted tolerances, even whilst the mirror is deforming or in a deformed state. In particular, this invention relates to a holder for a bimorph mirror. A deformable-mirror holder is provided comprising a body...

20060082910 - Mirror switch assembly: A mirror switch assembly that may be incorporated with a mirror unit for tilting a mirror. A set of contacts rotates when the mirror unit is rotated between a horizontal orientation and a vertical orientation. The set of contacts is electrically coupled to two motors and to a set of...

20060082911 - Automated selection of optical systems: An automated system for selecting optical apparatus compares a set of user specifications with the optical characteristics of a plurality of standard optical components, and automatically chooses a combination of the components forming the closest match to the user's requirements. The method is performed using a programmed computer which may...

20060077496 - Patterned structures with optically variable effects: An optical structure is disclosed which includes a light transmissive substrate having a surface relief pattern applied thereon, such as a hologram. One or more layers can be patterned corresponding to materials playing the role of absorbers or reflectors on a Fabry-Perot type of optical structure. These materials are applied...

20060077497 - Head-up display apparatus: A head-up display apparatus includes a display unit outputting display light, a mirror for reflecting the display light toward an eye point, a mirror holder to is turned up/down for receiving and holding the mirror, a holder top cover extending toward the eye point when the mirror holder is turned...

20060077498 - Device for enclosing histological and biological samples: The inventive device for enclosing histological and biological samples comprises a platform for an object glass and means for placing a cover glass thereto. Said means for placing the cover glass is embodied in the form of a comb arranged above the platform and provided with a mechanism for a...

20060077499 - Scanner and distribution mechanism thereof: A scanner and a distribution mechanism thereof. A rocker arm is pivoted on a frame to swing up to an upper dead point or down to a lower dead point. A first gear is pivoted on the first shaft, and a second gear is pivoted on the second gear, engaging...

20060077501 - Optical element, optical scanner and image forming apparatus: An optical element can effectively correct misalignment of focused positions of optical spots and an optical spot pitch deviation with respect to image heights due to a refractive index distribution therein. The optical element includes a lens, which serves as an optical system in an optical scanner, is shaped in...

20060077500 - Optical scanning device in image forming apparatus:

20060077504 - Method and device for protecting interferometric modulators from electrostatic discharge: A MEMS device such as an interferometric modulator includes an integrated ESD protection element capable of shunting to ground an excess current carried by an electrical conductor in the MEMS device. The protection element may be a diode and may be formed by depositing a plurality of doped semiconductor layers...

20060077502 - Methods of fabricating interferometric modulators by selectively removing a material: Methods for making MEMS devices such as interferometric modulators involve selectively removing a sacrificial portion of a material to form an internal cavity, leaving behind a remaining portion of the material to form a post structure. The material may be blanket deposited and selectively altered to define sacrificial portions that...

20060077503 - System and method of providing mems device with anti-stiction coating: In various embodiments of the invention, an anti-stiction coating is formed on at least one surface of an interior cavity of a MEMS device. Particular embodiments provide an anti-stiction on one or mirror surfaces of an interferometric light modulation device, also known as an iMoD in some embodiments. In other...

20060077505 - Device and method for display memory using manipulation of mechanical response: Embodiments of an exemplary MEMS interferometric modulator comprise a movable layer and a fixed layer separated by an air gap. A driving scheme employs row/column actuation protocols which maintain voltages to the MEMS interferometric modulator that are above or below the voltage range necessary to place the MEMS interferometric modulator...

20060077506 - Methods and systems for improved boundary contrast: The present invention relates to methods and systems that define feature boundaries in a radiation sensitive medium on a workpiece using a diffraction-type micromirror array, extending to production of patterns and structures on a semiconductor substrate. Workpieces include lithographic masks, integrated circuits and other electronic and optical devices. Particular aspects...

20060077507 - Conductive bus structure for interferometric modulator array: Embodiments of an interferometric modulator are disclosed having various enhancements and features including a conductive bus. In certain embodiments, the interferometric modulator has a first conductive layer suspended over a second electrode layer. In certain embodiments, a second conductive layer is provided over the first conductive layer. One of the...

20060077508 - Method and device for multistate interferometric light modulation: A multi-state light modulator comprises a first reflector. A first electrode is positioned at a distance from the first reflector. A second reflector is positioned between the first reflector and the first electrode. The second reflector is movable between an undriven position, a first driven position, and a second driven...

20060077509 - Method and post structures for interferometric modulation: An interferometric modulator includes a post structure comprising an optical element. In a preferred embodiment, the optical element in the post structure is a reflective element, e.g., a mirror. In another embodiment, the optical element in the post structure is an etalon, e.g., a dark etalon. The optical element in...

20060077510 - System and method of illuminating interferometric modulators using backlighting: An interferometric modulator array device with backlighting is disclosed. The interferometric modulator array device comprises a plurality of interferometric modulator elements, wherein each of the interferometric modulator elements comprises an optical cavity. The interferometric modulator array includes an optical aperture region, and at least one reflecting element is positioned so...

20060077511 - Electrochromic windows and method of making the same: An electrochromic window assembly is disclosed that includes a first substrate and a second substrate that is maintained in a parallel and spaced relation from the first substrate by means of a window frame and spacer. The window assembly further includes an electrochromic device mounted within the airtight chamber formed...

20060077512 - Display device having an array of spatial light modulators with integrated color filters: By selectively placing color filters with different transmittance spectrums on an array of modulator elements each having the same reflectance spectrum, a resultant reflectance spectrum for each modulator element and it's respective color filter is created. In one embodiment, the modulator elements in an array are manufactured by the same...

20060077516 - Device having a conductive light absorbing mask and method for fabricating same: A system and method for an optical component that masks non-active portions of a display and provides an electrical path for one or more display circuits. In one embodiment an optical device includes a substrate, a plurality of optical elements on the substrate, each optical element having an optical characteristic...

20060077517 - Hybrid light modulator: The present invention provides a hybrid light modulator. The hybrid light modulator of the present invention includes an element having a protrusion to diffract incident light even at an early light receiving stage and to control the diffractive angle of the light using a microactuator, unlike conventional diffractive light modulators...

20060077513 - Method and device for adjusting driving voltage of microelectromechanical optical device: A driving voltage adjusting device for a microelectromechanical optical (MEMO) device. The adjusting device comprises a parameter generator and a driving device. The driving device outputs an adjusting driving voltage to the MEMO device to a parameter from the parameter generator....

20060077515 - Method and device for corner interferometric modulation: A display is described, wherein the display includes surfaces arranged at a non-zero angle to one another. A least one of the surfaces may include an interferometric modulator. Compensation for color shift can be provided through the use of two or three surfaces arranged at an angle to one another,...

20060077520 - Method and device for selective adjustment of hysteresis window: The width and location of a hysteresis window of an interferometric modulator may be altered by adjusting various physical characteristics of the interferometric modulator. Thus, depending on the particular application for which the interferometric modulators are manufactured, the width and location of the hysteresis window may be altered. For example,...

20060077518 - Mirror and mirror layer for optical modulator and method: Described herein are systems, devices, and methods relating to packaging electronic devices, for example, microelectromechanical systems (MEMS) devices, including optical modulators such as interferometric optical modulators. The interferometric modulator disclosed herein comprises a movable mirror. Some embodiments of the disclosed movable mirror exhibit a combination of improved properties compared to...

20060077519 - System and method for providing thermal compensation for an interferometric modulator display: Various embodiments of the invention relate to methods and systems for thermal compensation of a MEMS device. In certain embodiments, an interferometric modulator includes a first electrode and a flexible second electrode situated on a substrate. The flexible second electrode is a movable layer that can comprise aluminum or an...

20060077521 - System and method of implementation of interferometric modulators for display mirrors: A specular interferometric modulator array is configured to be at least partially selectably reflective. As such, the array forms a mirror surface having the capability of displaying information to the user while simultaneously being used as a specular mirror. The displayed information may be based on information from an external...

20060077514 - System and method of reducing color shift in a display: A system and method of reducing color shift in a display includes an interferometric modulator display configured to reflect light from at least one light source and through at least one converging optical element in an optical path from the light source to a viewer via the display. In one...

20060077528 - Device and method for modifying actuation voltage thresholds of a deformable membrane in an interferometric modulator: By varying the spacing between a partially-reflective, partially-transmissive surface and a highly reflective surface positioned behind the partially-reflective, partially-transmissive surface, an interferometric modulator selectively creates constructive and/or destructive interference between light waves reflecting off the two surfaces. The spacing can be varied by applying a voltage to create electrostatic attraction...

20060077523 - Electrical characterization of interferometric modulators: Disclosed herein are methods and systems for testing the electrical characteristics of reflective displays, including interferometric modulator displays. In one embodiment, a controlled voltage is applied to conductive leads in the display and the resulting current is measured. The voltage may be controlled so as to ensure that interferometric modulators...

20060077531 - Light modulator with integrated drive and control circuitry: Described are MEMS mirror arrays monolithically integrated with CMOS control electronics. The MEMS arrays include polysilicon or polysilicon-germanium components that are mechanically superior to metals used in other MEMS applications, but that require process temperatures not compatible with conventional CMOS technologies. CMOS circuits used with the polysilicon or polysilicon-germanium MEMS...

20060077522 - Method and device for compensating for color shift as a function of angle of view: In one embodiment of the invention, a display is provided and includes a plurality of interferometric display elements. The display further includes at least one diffuser. Optical properties of the diffuser are selected to reduce color shift of the display when viewed from at least one angle....

20060077529 - Method of fabricating a free-standing microstructure: Provided is a MEMS device comprising an integrated post and deformable layer. In some embodiments, the transition between the post and deformable layer comprises substantially a single arcuate or convex surface, thereby providing a mechanically robust structure. Some embodiments provide a method for fabricating a MEMS device comprising the use...

20060077527 - Methods and devices for inhibiting tilting of a mirror in an interferometric modulator: Interferometric modulators having a separable modulator architecture are disclosed having a reflective layer suspended from a flexible layer over a cavity. The interferometric modulators have one or more anti-tilt members that inhibit undesirable movement of the reflective layer, such as curling and/or tilting. The stabilization of the reflective layer by...

20060077525 - Micromirror array devices with light blocking areas: Disclosed herein is a micromirror array device package having a light blocking area for reducing unexpected light scattering from the surfaces of the posts....

20060077526 - Open hole-based diffractive light modulator: This invention relates to a diffractive light modulator. Particularly, the invention relates to an open-hole based diffractive light modulator. In the modulator, a lower reflective part is provided on a base member and open holes are formed through an upper micromirror raised from the base member so that one pixel...

20060077530 - Projection display system with diffractive linear display device: A projection display system in which light use efficiency and image brightness are enhanced by collecting and using substantially all of the light that has been diffracted from a diffractive linear display device without loss of higher-order modes of diffracted light. The projection display system includes a light source, a...

20060077524 - System and method for display device with end-of-life phenomena: Systems and methods of displaying an end-of-life image on an electronic display are disclosed. An end-of-life image is displayed on a MEMS display device in the presence of sufficient water vapor and without continued activation of the display. The image can he displayed in response to user input, in response...

20060077532 - Light modulator having digital micro blaze diffraction grating: Disclosed is a light modulator having a digital micro blaze diffraction grating. In the light modulator, a fine protrusion is formed on an edge of a lower surface of a diffraction member so that a reflective surface inclines due to the fine protrusion when the diffraction member is drawn downward....

20060077533 - Method and system for packaging a mems device: A MEMS-based display device is described, wherein an array of interferometric modulators are configured to reflect light through a transparent substrate. The transparent substrate is sealed to a backplate and the backplate can contain electronic circuitry for controlling the array of interferometric modulators. The backplate can provide physical support for...

20060077534 - Optical amplifiers: where Total Power at E is the power of the output signal from the last gain stage, and D is the input signal of the last gain stage. In this method the correction factor is calibrated in the gain control mode and is subsequently applied in the power control mode,...

20060077535 - Camera adapter for optical devices, in patricular microscopes: A camera adapter for optical devices, in particular microscopes. The present solution is directed to a camera adapter which makes it possible to connect any video cameras and photographic cameras to an existing image out-coupling system, e.g., the beam splitter of a microscope. The adapter can also be used for...

20060077538 - Cytological imaging systems and methods: The present invention relates to the analysis of specimens. Specifically, the invention relates to methods and apparatus for reviewing specimen slides, including apparatus for holding the slides. The invention also relates to an automatic focusing method for an imaging system and methods for accommodating vibration in the imaging system. In...

20060077537 - Microscope and anti-electrostatic-discharge method: In a microscope, a part that is supposed to be directly touched by an observer using the microscope during an observation is formed of conductive rubber, or is provided with a coating of conductive rubber....

20060077539 - Microscope tube: An adjustable microscope tube (MT) for a microscope (T) comprises, in this order, along its beam path coming from an entrance to the microscope tube (MT): an optical system (S), which images a first intermediate image to infinity; at least one deflecting element (U1, U2), which folds the parallel beam...

20060077536 - Portable automated confocal microscope: Described is a portable confocal microscope which includes a microscope stand including a shaft having top and bottom ends, a platform connected to the shaft by a height adjustment mechanism, a base member connected to the bottom end of the shaft and first and second elongated channel members slidably and...

20060077540 - Compound microscope: While an optical microscope is acquiring image data, the physical-property data acquired by a scanning probe microscope is analyzed and a display unit displays the results of the analysis of the physical-property data. While the scanning probe microscope is acquiring the physical-property data, the image data acquired by the optical...

20060077541 - Cytological imaging systems and methods: The present invention relates to the analysis of specimens. Specifically, the invention relates to methods and apparatus for reviewing specimen slides, including apparatus for holding the slides. The invention also relates to an automatic focusing method for an imaging system and methods for accommodating vibration in the imaging system. In...

20060077542 - Hologram and holographic viewing device incorporating it: The invention relates to a hologram that enables two or more different images to be simultaneously reconstructed even in a state where the hologram is fixed in terms of relative position with respect to an eye, and a holographic viewing device that incorporates it. The hologram 14 is fabricated by...

20060077543 - Stereo camera system and stereo optical module: This stereo camera system is constituted of a stereo optical module which acquires a stereo image, a central control unit which evaluates an object as a target based on the stereo image acquired by the stereo optical module, and a communication line through which stereo image data output from the...

20060077544 - Visual display screen arrangement: A visual display screen (100) has a display area (30), for displaying an image, and which extends as far as an optically inactive region (33) towards the edge of the display screen (100). A cover arrangement (400) overlays the display screen (100) and comprises a generally planar portion and an...

20060077545 - Apparatus to align stereoscopic display: An alignment viewer apparatus (40) for assessing optical path alignment of a stereoscopic imaging system (10), the apparatus (40) having a left reflective surface (42l) for diverting light from a left viewing pupil (14l) toward a beam combiner (44) and a right reflective surface (42r) for diverting light from a...

20060077546 - Polarized wave coupling optical isolator: A polarized wave coupling optical isolator comprises a plane-parallel birefringent element for optical path control, which is provided to control an optical path according to a polarizing direction, a plane-parallel birefringent element for coupling and splitting, which is provided with a certain interval from the birefringent element for optical path...

20060077547 - Diffusely reflective polarizing film, display apparatus having the same, and method of manufacturing the same: A diffusing reflective polarizing film has a liquid crystal film and a diffusing layer. The liquid crystal film includes a cholesteric liquid crystal diffusely reflecting a first component of a light substantially in parallel with a twisted axis of the cholesteric liquid crystal and transmitting a second component of the...

20060077548 - Polarizer: The polarizer of the invention is primarily composed of a retardation layer and a light reflecting layer. Since the retardation layer is capable of providing support to the polarizer and correcting color shifting and the light reflecting layer is capable of enhancing brightness and enlarging viewing angle for an LCD...

20060077549 - Anti-fog mirror: The present invention provides an anti-fog mirror whose reflection color exhibit a neutral color tone (within colorless color tone region as a* value and b* value in L*a*b* colorimetric system diagram). The anti-fog mirror 1 has a substrate 5, a metal-made reflecting film 6 provided on the surface thereof, and...

20060077550 - Optical head and device and system provided with this: The present invention is provided with a detection region for detecting light that is reflected from a first or a second information recording medium and that passes through an optical element. The first information recording medium and the second information recording media are multi-layer disks that have at least two...

20060077551 - Holographic device: There is provided a holographic device that reproduces information by irradiating light beams emitted from a light beam generator onto a recording medium formed with a hologram. The light beam generator has a substrate and a plurality of light emitting units provided on the substrate, and each of the plurality...

20060077553 - Dispersion compensating waveguide circuit: A dispersion compensator having relatively uniform transmission characteristics over the bandwidth of a communication channel. The compensator is designed to process an optical signal corresponding to the communication channel by decomposing that signal into spectral components, routing different components along different optical paths that impart relative delays between the components,...

20060077552 - Wavelength selective switching device and method for selectively transmitting optical signals based on wavelength: A wavelength selective switching device and method for selectively transmitting optical signals based on wavelength utilizes diffraction to spatially separate the optical signals of different wavelengths such that the optical signal of a selected wavelength can be selectively transmitted. The wavelength selective switching device selectively rotates the polarization components of...

20060077554 - Diffraction gratings for electromagnetic radiation, and a method of production: Described are diffraction gratings for electromagnetic radiation and a method suitable for production. The diffraction gratings can be used, in particular, as microspectrometers which can be used in this case in the form of scanning microgratings. In accordance with the object set, they are to be made available as efficient...

20060077555 - Diffuse optical films: Diffuse optical films are provided, which include an optical film portion and a light diffusion portion in contact with the optical film portion, the light diffusion portion having rounded depressions disposed on a surface of the light diffusion film portion that faces away from the optical film portion. The optical...

20060077556 - Structure of light control membrane: A structure of light control membrane is mainly comprised of a single layer of light-conducting membrane as a substrate, wherein the surface of the light-conducting membrane particularly has an opaque zone in spiral shape or multi-layer circular rippling wave shape. When a user views an image through the light-conducting membrane,...

20060077557 - Optical element producing method and optical element: A producing method of an optical element such as quarter-wave plate wherein preparing a first member which has a coefficient of elasticity of 1-4 (GPa) at normal temperature, setting the temperature of a die having microscopic shape with high aspect ratio to be higher than the glass transition temperature of...

20060077558 - Eye detection apparatus and image display apparatus: What is disclosed is an eye detection apparatus which can detect the pupil position accurately. The apparatus has an image taking unit that picks up an image of an eye and a pupil detection unit that detects the position of the pupil in the eye based on an image picked...

20060077559 - Optical actuator sleeve assembly: An optical switch with at least one optical actuator having an actuator body and a preformed mirror guide sleeve molded into an integral unit, operating with a mirror guide made of the same material as the actuator body and the mirror guide sleeve. The mirror guide sleeve is formed from...

20060077560 - Projection display device having micro-lenses: To provide a micro-lens substrate wherein a higher contrast ratio can be obtained when used in a liquid crystal panel and the like. A micro-lens substrate 1A includes a first substrate 2 with concaves for microlenses having a plurality of first concaves 31 and first aligment marks 71 formed on...

20060077561 - Glass optical element and method for producing the same: The invention provide a glass optical element which contains an alkaline metal oxide and an alkaline earth metal oxide, comprising an end portion that contains a fluoride ion or a fluorine compound on or in a vicinity of an exposed surface of the glass optical element. The end portion containing...

20060077562 - Variable focus optical devices: Variable focus optical devices, in particular lenses, can include a cavity at least partially defined by a flexible member (2), which may be retained between engaging portions of a frame member (8) and a ring member (12), such that a peripheral region of the membrane is caused to change direction...

20060077564 - Zoom lens and projection display device which uses same: A zoom lens for a projection display device includes, in order from the long conjugate length side, a first lens group having negative refractive power and including at least one aspheric surface, a second lens group having positive refractive power and including at least two lens components, a third lens...

20060077563 - Zoom lens, and electronic imaging system incorporating the same: The invention relates to a zoom lens wherein the total of lens components is reduced as much as possible and image-formation capability is enhanced far more stably over the entire zoom range, so that a lot more thickness reductions are achievable upon received at a lens mount, and an electronic...

20060077565 - Zoom optical system: A comparatively low f-number, compact two-group zoom optical system that corrects aberrations in the visible and the near-infrared regions includes, in order from the object side, a first lens group of negative refractive power and a second lens group of positive refractive power. The first lens group includes three lens...

20060077566 - Optical apparatus with optical element made of a medium exhibiting negative refraction: A lens made of a medium exhibiting negative refraction is disclosed. Also, an optical element made of a medium exhibiting negative refraction is disclosed. The lens or optical element may be incorporated in an optical system or an optical apparatus....

20060077567 - Imaging optical system: A luminous flux, from one conjugate surface (A), having an opening angle of at least 10° sequentially passes through a first optical system (30) having a luminous flux convergent action in the vicinity of its reference axis and a second optical system (31) having a luminous flux divergent action in...

20060077568 - Ring zonal phase correction lens and optical system and optical head device: A ring zonal phase correction lens made of resin is provided with a refraction face structurally formed on at least one of a first lens face and a second lens face. The refraction face includes three or more ring zonal shaped refraction curved surfaces which are formed to be adjacent...

20060077569 - Lens system and optical device having the same: A lens system has a plurality of lenses, a stop, and a diffractive surface, the entire lens system moves during focusing, and the lens system satisfies the condition of β≧0.5, where β is a maximum photographic magnification....

20060077570 - Magnification device for timepiece: The device consists in compensating for the distortion of the characters marked on the dial caused by a lens, by writing the characters with a reverse pin cushion or barrel distortion....

20060077571 - Devices and methods for retaining a lens in a mobile electronic device: The described embodiments provide devices and methods for securing a lens member in a mobile electronic device. The lens member is positionable between a front housing and a rear housing of the device such that inner surfaces of the housings both exert a biasing force on the lens member such...

20060077573 - Focusing device and a telescopic tube module thereof: A focusing device and a telescopic tube module thereof are for use with optical equipment. The focusing device has a base module and a telescopic tube module. The base module has a housing, a shaft, and at least two bearings. The telescopic tube module has a tubular body, a bottom...

20060077574 - Lens body tube: A lens body tube including at least one component to be fixed therein is provided with at least one first recessed portion, each of which is recessed outward along the radial direction of the lens body tube on a part of the inner circumferential surface of the lens body tube,...

20060077575 - Manufacturing method of optical component and camera module: In an optical component where fixation of resin welding is performed by emitting a laser beam to screwing parts of an inner lens barrel and an outer lens barrel after focus adjustment, the laser beam is emitted to melt and cure a joint of the screwing part of the inner...

20060077576 - Sliding track for optical apparatus: This sliding track for optical apparatus provides a system for mounting and easily moving lens cells and/or other portions of an optical apparatus that are co-axially arranged with respect to an optical axis of the apparatus along said optical axis while maintaining axial alignment. It does so by positioning the...

20060077572 - Split optic support structure and optical system using split optic support structure: An optical system includes an optic support structure having a hollow interior with a longitudinal central axis and an optic support surface extending around the longitudinal central axis. Seats for axial and/or vertical alignment of an optic are defined on the optic support surface. The axial alignment seats can contact...

20060077577 - Zoom lens driving apparatus: A zoom lens driving apparatus achieves the object of driving multiple lens groups by a single motor and low production cost. When a first lens group, which includes a first lens, moves along guide rods, a leading cam of a leading member drives a leading pin of a follower, so...

20060077578 - Image-taking optical system: An image-taking optical system for forming an optical image of an object on the light-receiving surface of an image sensor includes a plurality of optical blocks. The optical blocks each have a prism unit provided with a curved surface and an optical unit composed of a member different from a...

20060077579 - Force actuator with clamp: A force actuator with clamp in one combined unit that can maintain a specified position without requiring a continuous power supply. Power is only required at times when the position of the shaft of the actuator needs to be changed. As each unit holds position without any external effort, a...

20060077580 - First surface mirror with chromium nitride layer: A mirror (e.g., first surface mirror) is provided with a layer of or including chromium nitride (CrNx). In certain example embodiments, the CrNx layer may be the primary reflective layer of the mirror. Surprisingly and unexpectedly, it has been found the addition of nitrogen to the chromium to form CrNx...

20060077581 - Multipurpose optical imaging device, system and method: Certain embodiments include medical devices for capturing images of a localized portion of a body, such as the eye or skin tissue. An exemplary system utilizes a hand-held portable viewer. Various embodiments of the viewer have telecentric optics with a focal length of between about six inches and about twelve...

20060072177 - Diffraction grating-based encoded microparticle assay stick: An assay stick 7 includes a transparent reaction vessel or tube 14 having one or more microbeads 8 disposed therein. The microbeads 8 have a plurality of unique identification digital codes based on a diffraction grating 12 disposed therein that are detected when illuminated by incident light 24. The incident...

20060072178 - Color hologram display and its fabrication process: The invention relates to a color hologram display an image of a three-dimensional object and a hologram image of a pattern of plane characters, images or the like are recorded in the same volume type hologram photosensitive material in a superposed or multiplexed fashion. A color hologram display 27′ comprising...

20060072179 - Motion control method and apparatus for a flat bed scanner: A method of scanning a target image and inhibiting backtrack artifacts from the scanned image comprises the steps of initiating a scan on a flat bed scanner, the flat bed scanner comprising at least a scanbar, a memory buffer and a motion control pattern comprised of a plurality of spaced...

20060072180 - Buckling actuator: A buckling actuator has a connecting section of a supporting beam that is provided with a rotatable supporter for allowing a movable member to be stably maintained at one of two switch positions. A substrate, stationary members, rotatable supporters, and supporting beams support a movable member in a shiftable manner...

20060072181 - Optical device comprising a polymer actuator: The invention relates to an optical device comprising; a) a polymer film (101) comprising a first surface (107) and a second surface (108), b) a first electrode (102) mapped on said first surface (107), c) a second electrode (103) mapped on said second surface (108), d) a deformable optical element...

20060072182 - Electrolyte comprising eutectic mixture and electrochromic device using the same: Disclosed is an electrolyte for electrochromic devices, which includes a eutectic mixture comprising: (a) a compound having an acidic functional group and basic functional group; and (b) an ionizable lithium salt. An electrochromic device using the same electrolyte is also disclosed. Because the electrochromic device uses the electrolyte comprising the...

20060072183 - Light modulator having variable blaze diffraction grating: The present invention relates, in general, to a light modulator having a variable blaze diffraction grating and, more particularly, to a light modulator having a variable blaze diffraction grating, in which a diffraction member rotates due to piezoelectric force so as to incline a reflective surface....

20060072184 - Micromirror apparatus with improved in-plane rotation tolerance: A micromirror apparatus is provided with edge portion(s) of the micromirror(s) being tapered to provide a desired micromirror fill ratio and a desired amount of in-plane rotation tolerance....

20060072185 - Diffractive optical position detector: An apparatus and method for measuring optically the position or angle of a variety of objects or arrays of objects, including cantilevers in scanning probe microscopy, micromechanical biological and chemical sensors and the sample or a probe in surface profilometry. The invention involves the use of one or more diffractive...

20060072186 - Microwave frequency electro-optical beam deflector and analog to digital conversion: The phase velocity of an optical wave is effectively reduced to that of a microwave frequency electromagnetic signal in this optical deflector. The electro-optic effect is used for a controlled deflection of an optical beam. The angle of beam deflection varies in accordance with an applied voltage, which may be...

20060072187 - Systems and methods for amorphous flexures in micro-electro mechanical systems: A micro-electro mechanical system includes a flexure, wherein the flexure is made of an amorphous material. Similarly, a method for forming a micro-electro mechanical system includes forming a substrate, and forming an amorphous flexure, the amorphous flexure being coupled to the substrate....

20060072188 - Spectrally resolved fast monitor: A method and apparatus for monitoring spectral tilt uses an arrayed waveguide grating (AWG) to separate a multiplexed optical signal having a plurality of wavelength channels into a plurality of sub-bands, where each sub-band spans a different wavelength range and includes more than one wavelength channel. A photodetector array is...

20060072189 - Confocal reflectance microscope system with dual rotating wedge scanner assembly: A confocal reflectance microscope system incorporates a dual-wedge laser scanner assembly. The scanner assembly incorporates a pair of rotatably mounted prisms, each prism having an angle selected to deviate a light beam from a light source by a desired angle. Each prism is mounted for rotation at a desired speed...

20060072190 - Microscope system: A microscope system includes a casing in which an optical element is housed, an airtight specimen chamber, and an environment control unit that controls temperature and humidity in the specimen chamber and also controls temperature inside the casing. An upper plate of the specimen chamber is an open/close lid opened...

20060072191 - Confocal microscope: In A confocal microscope, a mirror reflects illumination light to focus on a focal point face of a sample through an object lens. The mirror is rotated to scan a focal point of the illumination light. A confocal image provided based on returned light from the sample. The confocal microscope...

20060072192 - Stereoscopic microscope: A stereoscopic microscope including a light source section, an illumination optical system, and an observation optical system. The illumination optical system has an optical axis and includes a projection optical system. The projection optical system forms an intermediate image and irradiates a light flux from the light source section onto...

20060072193 - Electrophoretic display panel: The electrophoretic display panel for displaying a picture and a subsequent picture, has a first and a second opposed substrate (8,9) an electrophoretic medium between the substrates (8,9), a plurality of pixels (2), a first, a second and a third electrode (3,4,10) associated with each pixel (2) and drive means....

20060072194 - Wire grid polarizer and fabrication method thereof: A wire grid polarizer capable of increasing a visible light transmittance and a fabrication method thereof. The wire grid polarizer comprises a substrate having a first surface and a second surface, a plurality of metallic wires formed on the first surface, and grating patterns formed on the second surface and...

20060072195 - Information display apparatus and optical information reading apparatus: A bar code apparatus includes a reflecting plate having a main surface, and a plurality of polarizing plates arranged on at least a part of a plurality of areas defined with a predetermined interval and width on the main surface, each having an axis of polarization equal to any of...

20060072196 - Refractive boundary elements, devices, and materials: An optical device includes an interface between two or more media. The refractive indices, orientations of media, and alignment relative to a propagating wave define a refractive boundary at which reflections may be reduced or eliminated, and at which, for certain incident angles, rays may be refracted on the same...

20060072197 - Optical laminate and optical element: There is provided an optical element that, even when a transparent base material is formed of triacetylcellulose, is in a boat bottom form in section and has streaks, can realize the formation of an anti-dazzling layer in a stable and efficient manner and can realize the control of optical characteristics...

20060072198 - Process for manufacturing retroreflective printed material: A process for manufacturing retroreflective printed material, the process comprising a) providing a composite comprising a temporary support sheet with a layer of microspheres partially embedded in the temporary support sheet such that the surfaces of the microspheres are partially exposed; b) applying a reflecting layer on the microspheres; c)...

20060072199 - Lens array sheet and molding method: To provide a lens array sheet capable of efficiently condensing diffuse light such as the light from a LED light source or EL light source. The lens array sheet comprises a transparent base material, a plurality of light-receiving sections each consisting of a transparent right frustum which is provided on...

20060072200 - Shaking correction function-mounted zoom lens: A zoom lens includes, a first lens unit (1) having a positive refractive power and is fixed with respect to an image plane; a second lens unit (2) having a negative refractive power and causing a variable power action when moved along an optical axis; an aperture stop (6) fixed...

20060072201 - Optical scanning apparatus and image forming apparatus using the same: A scanning optical system using a short-wavelength light of 500 nm or less uses a reflecting mirror having a higher absolute reflectivity and having reduced wavelength and angle dependences. Divergent ray of light emitted from a semiconductor laser is converted into an approximately parallel light beam by a collimator lens...

20060072202 - Rearview mirror constructed for efficient assembly: A mirror assembly includes a housing, an angularly adjustable power pack, wires for supplying power and mirror angle control, an electrochromic mirror subassembly including a heater, and a turn signal device. The components include individual connectors that plug into a multi-prong connector on the bundle of wires, or that piggyback...

20060072203 - Turning film using array of roof prism structures: The invention generally relates to an optical turning film for providing light redirection, comprising: (a) an input surface for accepting incident light comprising a a plurality of roof prism structures arranged in a two-dimensional array; and, (b) a substantially planar output surface....

20060072204 - Catoptric and catadioptric imaging systems with pellicle and aperture-array beam-splitters and non-adaptive and adaptive catoptric surfaces: An interferometric system including: an interferometer that directs a measurement beam at an object point to produce a return measurement beam, focuses the return measurement beam to an image point in an image plane, and mixes the return measurement beam with a reference beam at the image point to form...

20060072205 - Head mounted device: A head-mounted display (HMD) comprises a frame for hanging on a user's head, and a display device affixed to the frame. The display device comprises alight source, a driving circuit for generating data signals, a polarization beam splitter (PBS), for passing the light emitted from the light source, a liquid...

20060072206 - Image display apparatus and image display system: An image display apparatus enabling a wearer to observe an image free from a sense of incongruity is disclosed. This image display apparatus has an image forming unit for forming a first image and a second image mutually having a parallax, a first optical unit for guiding the first image...

20060072207 - Method and apparatus for polarizing electromagnetic radiation: According to one aspect of the invention, a method and apparatus for polarizing electromagnetic radiation is provided. The electromagnetic radiation may be divided into first and second portions, substantially all of the first portion may be linearly polarized in a first direction and substantially all of the second portion may...

20060072208 - Method for making a lens and an apparatus for precise pressing both sides of the lens: The method for making a lens with a first convex lens surface (32) and a second lens surface (33) includes feeding a glass melt drop into a concave mold (2, 10), precise pressing both sides of the glass melt drop in the concave mold (2, 10) together with a press...

20060072209 - Projector: Aspects of the invention can provide a projector that can include an illumination device that emits an illumination light, a color separation system that separates the illumination light emitted from the illumination device into a blue light, a red light, and a green light, and guides the blue light and...

20060072210 - Object-lens device for an optical pickup head: An object-lens device for an optical pick-up head includes an object lens and an adapting device. The object lens includes a first surface and a second surface, which faces outwardly from the optical pickup head. The adapting device includes a base part for containing the first surface. The base part...

20060072211 - Zoom optical system, and electronics incorporating the same: The invention relates to a zoom optical system that can offer an effective tradeoff between size reductions and cost reductions and electronic equipment incorporating it. The zoom optical system comprises, in order from its object side, a first lens group G1 having negative refracting power, a second lens group G2...

20060072212 - Zoom lens and optical apparatus having the same: A zoom lens, including, in order from an object side to an image side (a) a first lens unit of negative optical power, (b) a second lens unit of positive optical power, and (c) a third lens unit of positive optical power, wherein a separation between the first lens unit...

20060072213 - Zoom lens system with vibration reduction: To provide a zoom lens system with a vibration reduction having a long back focal length suitable for a digital SLR camera, a high zoom ratio, and a wide angle of view of 70° or more. The system includes, in order from the object, a first positive lens group, a...

20060072214 - Lens barrel with lock mechanism: The present invention provide a lens barrel with a lock mechanism where the lock mechanism is secured to the lens barrel in not a single point abutment so as to avoid loosening of the lock and defocusing in use under a condition of vibration without adverse effect of tightening the...

20060072215 - Image display unit and projection optical system: An intermediate image of an image from the LCD module 142 is deflected by reflection mirrors M1 and M2 via zoom automatic focus control system (g) and then is formed on diffusion glass 131 via relay lens (b) and reflection mirrors M3 and M4. The LCD image is projected on...

20060072216 - Wide-angle optical system: A wide-angle optical system (2, 40) having an objective (4, 42) and a mirror system, including a curved mirror (6, 46) for projecting a wide-angle image through the objective (4, 42) onto a detector (10, 44). At least one mirror (8, 46) of the mirror system is arranged movably relative...

20060072217 - Apparatus for positioning an optical element in a structure: In an apparatus for positioning an optical element in a structure, particularly in an objective housing of a projection objective for microlithography, the optical element is connected to the structure via fastening elements. The position of the optical element is set by means of adjusting fasteners. The fastening elements are...

20060072218 - Lens holder and lens unit: A lens holder for holding a plurality of lenses is provided. The lens holder is assembled from a plurality of subunits divided on a plane that is parallel to an optical axis. A subunit includes a substantially cylindrical outer shell and front side rear side portions that extend from an...

20060072219 - Mirror holding mechanism in exposure apparatus, and device manufacturing method: Disclosed is a mirror holding system by which aberration resulting from deformation or positional deviation of an optical member, causing degradation of imaging performance, can be reduced whereby a desired optical performance is assured. Also disclosed is an exposure apparatus and a device manufacturing method based on such mirror holding...

20060072220 - Lens guide apparatus: A lead screw is fittingly supported by a support member at one spot in a rotatable manner. A guide member is supported by the support member through press fitting of a one-end portion. The lead screw and the guide member are supported on one side in this manner, so there...

20060072221 - Birefringence optical film: The present invention provides a birefringent optical film that allows a liquid crystal display to achieve excellent contrast and a wide viewing angle and does not cause coloring of the liquid crystal display. The birefringent optical film includes at least one birefringent A-layer having a property satisfying nya≧nza>nxa or nza>nya>nza...

20060072222 - Asymetric, three-dimensional, non-imaging, light concentrator: A radiant energy concentrator of sunlight adapted for use with a photovoltaic cell. The radiant energy concentrator has a hollow first stage formed by two pairs of facing reflective sides curved to different parabolas. The first stage is optically coupled to a solid second stage with two pairs of facing...

20060072223 - Optical exploration device and vehicle comprising said device: The invention relates to an optical exploration device, particularly for the detection of the blind spot of a vehicle, comprising first passive thermal infrared detection means (2) of the thermopile variety, for example, having a sensitivity range within a first wavelength interval (1), second detection means (3) used to measure...

20060072224 - Magnetically actuated microelectromechanical systems actuator: A microelectrical mechanical system (MEMS) actuator having electrically conductive coils that create first magnetic fields that are opposed by a second magnetic field is disclosed. The actuator includes two coils having dual, interspersed Archimedean spirals. Within an actuator, one coil is arranged with spirals that proceed clockwise, while the other...

20060072225 - Layer arrangement provided with a structure producing a diffractive optical effect and a lens-type effect: A layer arrangement is proposed, particularly for transfer films or laminated films, which exhibits at least two superposed synthetic resin layers, between which there is provided an interface surface having a refractive structure producing a lens-like effect, the novelty claimed being a special design of the structure having a diffractive...

20060072226 - Remote viewing amplifier: An apparatus which enhances the ability of a person to perform remote viewing by connecting the human spiritual eye to the tetrahedral geometry of subspace....