Optical: systems and elements inventions 05/06

20060109530 - Magnetic photonic crystal structure for providing spatial frequency asymmetry for light propagating in different directions: A magnetic photonic crystal for providing asymmetry of spatial frequencies in the propagation of light is provided. The crystal is formed from at least two materials having different indices of refraction which are aligned along the longitudinal axis of the crystal. And arranged in an array whose symmetry does not...

20060109531 - Laser marking hologram and hologram-oriented laser marking method: The present invention is provided to enhance security of a volume hologram by recording therein individualized information such as information of character, numerical character, picture pattern, biometric matter and/or the like by irradiating laser light to the volume hologram thereby modifying the same physically or chemically, and is related to...

20060109532 - System and method for forming well-defined periodic patterns using achromatic interference lithography: A beam, from a short-coherence-length source, is split and recombined by diffraction gratings not necessarily equal in spatial period. The recombining beams overlap and expose a common area on a substrate. The exposed area on the substrate is defined or shaped by at least one aperture in the beam paths....

20060109533 - Diffuser, wavefront source, wavefront sensor and projection exposure apparatus: A wavefront source having a wavefront formation structure (4a) and a diffuser with a scattering structure (2b) in the beam path in front of or at the level of the wavefront formation structure; also a diffuser configured to be used therefor, and a wavefront sensor equipped therewith, as well as...

20060109534 - Ultra-flat reflective mems optical elements: The present invention relates to producing ultra flat micro surfaces suitable, for instance, for micro-mirrors. In particular, it relates to low pressure chemical mechanical planarization (CMP) of a partially cured sacrificial layer....

20060109535 - Angle-multiplexing hologram recording device, method, hologram reproduction device, and method: A hologram recording apparatus (100) includes a record angle change device (19) capable of relatively changing the record angle of a hologram recording medium (200) relative to signal light (L3) and reference light (L2); and a control device (18). The control device sets a record angle for recording a specific...

20060109536 - Method for driving a laser scanner: What is disclosed is a method for driving a laser scanner, comprising a beam deflection system for a laser beam emitted by a laser light source, wherein a minimum distance to be observed is determined in dependence on the laser power of the laser light source. During the measurement the...

20060109537 - Optical scanning apparatus and image formation device: An optical scanning apparatus comprises an optical deflector at which a light beam emitted from a light source is incident on a polygon mirror, and the polygon mirror is rotated for deflectingly scanning the light beam; an optical container accommodating the optical deflector, the optical deflector being disposed at a...

20060109539 - Method for driving optical deflecting device array, optical deflecting device array, optical deflecting device, and image projection displaying apparatus: A method for driving an optical deflecting device array is disclosed, including in a series of processes for the light deflection operation, at least, a state of a first stage writing and recording data for indicating an inclination direction of the plate member to incline in a first inclination direction...

20060109538 - Microactuator provided with displacement detection function and deformable mirror provided with this microactuator: According to the present invention, a moving element Ai such as an electrostatically driven actuator is displaced by supplying a drive signal thereto. Meanwhile, a displacement sensing section 6 senses its displacement and a calibrating section 15 automatically calibrates the correlation between the drive signal and the displacement, thereby compensating...

20060109540 - Composite material with controllable resonant cells: An apparatus for controlling propagation of incident electromagnetic radiation is described, comprising a composite material having electromagnetically reactive cells of small dimension relative to a wavelength of the incident electromagnetic radiation. At least one of a capacitive and inductive property of at least one of the electromagnetically reactive cells is...

20060109541 - Controlling resonant cells of a composite material: An apparatus for controlling propagation of incident electromagnetic radiation is described, comprising a composite material having electromagnetically reactive cells of small dimension relative to a wavelength of the incident electromagnetic radiation. Each electromagnetically reactive cell comprises a metallic element and a substrate. An electron population within the substrate near the...

20060109542 - Optical waveguide device, optical waveguide laser using the same and optical apparatus having same: An optical waveguide device includes a waveguide layer that converts a wavelength of incident light and emits converted light. In the waveguide layer, a ridge waveguide and slab waveguides are provided, the slab waveguides being formed on both sides of the ridge waveguide with recess portions intervening therebetween. The waveguide...

20060109543 - Multi-stage raman amplifier: A Raman amplifier having at least a first and a second optical Raman-active fiber disposed in series with each other is disclosed. A first pump source is connected to the first Raman-active fiber, and is adapted for emitting and coupling into the first Raman-active fiber a first pump radiation including...

20060109544 - Night-day boresight with adjustable wedge-prism assembly: An in-line night-day boresight with an adjustable wedge-prism assembly is disclosed. The adjustable wedge-prism assembly includes two opposing wedge prisms that are axially rotatable relative to each other. The assembly is arranged in the optical path between the night optics and the day optics. The adjustable wedge-prism assembly allows for...

20060109545 - Optical element with antireflection film: An antireflection film includes alternately deposited high-refractive-index layers and low-refractive-index layers. The refractive indexes and extinction coefficients of the layers are such that the antireflection film exhibits sufficient antireflection characteristics even if the geometrical thickness thereof is small. An optical element having the antireflection film on a substrate exhibits high...

20060109547 - Adjustment of a microscope: In adjusting a microscope having at least two objectives for superimposing measuring beams of light in an object space to the end of obtaining an interference pattern and for monitoring the object space, each objective having a focal point, a focal plane and a pupil, auxiliary beams of light which...

20060109546 - Light-receiving unit and measuring apparatus including the same: A measuring apparatus includes a confocal optical microscopy, an excitation light source unit that emits excitation light for generating fluorescence from a fluorescent material, and a light-receiving unit. The confocal optical microscope includes an excitation light input port for taking in excitation light from the excitation light source unit, and...

20060109548 - Reflection type projecting screen, front projector system, and multi-vision projector system: A reflection type projecting screen includes a diffuse plate having a diffuse transmission surface for converting at least transmission light into diffused light and a corner cube array for reflecting the light passing through the diffuse plate to a position which is approximately similar to a passing position of the...

20060109549 - Member with concave portions, a method of manufacturing a member with convex portions, a transmission screen, and a rear projection: A member 6 with concave portions used to manufacture a member with convex portions is disclosed. Each of the member 6 with concave portions and the member with convex portions has two major surfaces, and a plurality of convex portions are formed on one of the two major surfaces of...

20060109550 - Member with concave portions, a method of manufacturing a member with convex portions, a transmission screen, and a rear projection: A member 6 with concave portions used to manufacture a member with convex portions is disclosed. Each of the member with concave portions and the member with convex portions has two major surfaces, and a plurality of convex portions are formed on one of the two major surfaces of the...

20060109551 - Birefringent spectral filter: A birefringent spectral filter comprises a first birefringent stage and a polarizing beam splitter optically coupled to the first birefringent stage. The first birefringent stage is adapted to generate an optical path difference between light propagating along each of two orthogonal axes. This configuration is most advantageous when light incident...

20060109552 - Image blur compensation device: Disclosed is an image blur compensation device for use with an image capture device including an imaging optical system and an imaging unit which converts a subject image captured on its light receiving surface through the imaging optical system into an image signal. The compensation device includes a variable mirror...

20060109553 - Illumination system eliminating laser speckle and projection tv employing the same: Provided are an illumination system and a projection TV employing the same. The illumination system includes: a laser light source including a plurality of lasers which emit laser beams including a plurality of beamlets; a first diffractive optical element which separates the laser beams according to wavelength and which focuses...

20060109554 - Diffractive optical lens, a mold for making the lens, and a method for making the mold: A diffractive optical lens (1) includes a lower surface (10) and an upper surface (12). The lower surface (10) has an aspheric curvature. The upper surface (12) has a quasi-parabolic curvature. A plurality of diffractive stripes (220) is formed on the upper surface (12). A mold (2) for making the...

20060109555 - Sun protection device having a plurality of segments that are oriented in parallel to one another: The invention relates to a sun protection device that has a plurality of segments that are spaced apart from one another parallel to their longitudinal direction and that are received so as to be rotatable about their longitudinal axis. The segments have respective segment top surfaces on which a plurality...

20060109556 - Device for converting light: A device for converting light from, for example, a laser, VCSEL (vertical cavity surface emitting laser) or light emitting diode/diodes to a plane of propagation, comprising a collimated or focused light emitter, characterized in that a full or a portion or several portions of a rotational symmetrical double reflecting component...

20060109558 - Optical apparatus: An optical apparatus includes an optical element that is made of a medium exhibiting negative refraction. A correction varies a wavelength of light used, thereby correcting a variation in image forming capability, which occurs due to one of a variation in refractive index of the optical element and a variation...

20060109557 - Optical system:

20060109559 - Catadioptric multi-mirror systems for projection lithography: According to one exemplary embodiment, a photolithographic reduction projection catadioptric objective is provided and includes a first optical group (G1) and a second substantially refractive optical group (G2) more image forward than the first optical group (G1). The second optical group (G2) includes a number of lens elements (E4-E16) and...

20060109560 - Method of determining lens materials for a projection exposure apparatus: A method of determining materials of lenses contained in an optical system of a projection exposure apparatus is described. First, for each lens of a plurality of the lenses, a susceptibility factor KLT/LH is determined. This factor is a measure of the susceptibility of the respective lens to deteriorations caused...

20060109561 - Retroreflective device comprising gradient index lenses: A retroreflective device comprising a substantially spherical graded refractive index lens, referred to as a GRIN-sphere lens (2), a reflective part for retroreflecting (6) a radiation beam (B) passing through the graded refractive index lens and, at least partially surrounding the lens, a transparent material (4) having a substantially uniform...

20060109562 - Solid immersion lens and sample observation method using it: Using a solid immersion lens (SIL) 1 having a spherical lens surface 10 with a radius of curvature RL from a material having a refractive index nL, an image of a sample 2 is observed. In this sample observation, a geometric aberration characteristic caused by the SIL 1 is evaluated...

20060109563 - Optical arrangement with a telecentric beam region: An optical arrangement with telecentric beam region for imaging objects, preferably a microscope, comprises in a main beam path at least one infinity-imaging objective and at least one eyepiece with an eyepiece intermediate image plane and a tube lens of suitable focal length which is arranged between the latter at...

20060109564 - Projection zoom lens and projector: A projection zoom lens that is suited to projector with a DMD is provided. The projection zoom lens projects, onto a screen, projection light from the DMD and comprises, in order from a screen side, a first lens group with negative refractive power and a second lens group with positive...

20060109566 - Camera zoom device and method for a mobile communication terminal: A camera zoom device and method for a mobile communication terminal. The camera zoom device includes a zoom dial rotating about a rotation axis; a zoom dial rotation sensing unit for sensing a rotation angle of the zoom dial; a zoom controlling unit for determining a zoom direction (zoom-in or...

20060109565 - Lens driver: A front lens group 1 and a rear lens group 2 having a diameter of about 5 mm held inside a cylindrical body 5 are capable of movement in the forward and backward directions via a front group movable body 3 and a rear group movable body 4, respectively. An...

20060109567 - Digital camera module and a mobile phone using the digital camera module: A digital camera module includes a first barrel (10), a second barrel (20), a beam splitter (30), an IR-cut filter (40) and an image sensor (50). The first barrel receives a first lens element group (12) therein. The second barrel receives a second lens element group (22). The beam splitter...

20060109568 - Camera lens: A camera lens (2, 3) for a portable electronic device includes an aspheric lens (20, 30) and at least one phase grating (21, 31). The aspheric lens includes a first optical surface (201) and a second optical surface (202). At least one of the two optical surfaces is an aspheric...

20060109569 - Fresnel lens sheet, transmission type screen and rear projection type display apparatus: A rear projection type display apparatus is disclosed wherein image light reflected upon entrance thereof into a Fresnel lens sheet of the reflection type provided on a transmission type screen is suppressed from making stray light. A Fresnel lens sheet for converting incident light incoming at an incident angle within...

20060109570 - Lens barrel, image-pickup unit having the lens barrel, and manufacturing method of the same: A lens barrel includes a lens group that conducts light from a subject, a lens shell that holds the lens group; a string-formed shape memory alloy element that moves the lens shell in a direction of an optical axis, and a pair of guide shafts formed approximately in parallel to...

20060109571 - Achromatic and absorption reducing light collecting system, particularly adapted to optical spectrometric analysis: This system collects light emitted by at least one light source (52) and focuses it onto at least one light detection device (54). Preferably, it comprises a first mirror (58) that collects light emitted by the source and focuses it on a second mirror (60) that focuses it in turn...

20060109572 - Mirror a-pillar mounting bracket assembly: A vehicle mirror assembly 10 is provided. The vehicle mirror assembly 10 includes a triangular mounting plate 24 adapted to mate with the base of a vehicle a-pillar 26. The triangular mounting plate 24 includes an inner surface 56 and an outer surface 58. At least one attachment element 60...

20060109573 - Two axis independent driven single hinged gimbaled mirror beam steerer: A beam steerer is provided. In particular, the beam steerer may comprise a mirror, a joint, and two linear actuators. The joint may be attached to a periphery of the mirror. The joint may additionally have two degrees of freedom which permit rotation of the joint about two axes. The...

20060109574 - Reflective mechanism for stage lamp: A reflective mechanism includes a base fixed on a support member of a stage lamp, a bracket fixed on the base, a mirror frame, and a reflective mirror mounted on the mirror frame. A hollow shaft rotatably extends through an axial hole of the base and includes a fork on...

20060109575 - Vehicle mirror assembly: A mirror flag assembly for a mirror mounted on a vehicle includes a mirror adapted to be mounted on the outside of a vehicle. The mirror has at least one electrical component mounted thereon. A mirror flag housing is adapted to be mounted within the interior of the vehicle. A...

20060109576 - Pattern generator using a dual phase step element and method of using same: A system and method are used to pattern light using an illumination system, an array of individually controllable components, and a projection system. The illumination system supplies a beam of radiation. The array of individually controllable elements patterns the beam. The array of individually controllable elements comprises mirrors having first...

20060109577 - Rewritable optical record carrier: The invention relates to a rewritable optical record carrier (100) comprising a recording stack (110) of layer (114), a recording layer comprising a phase-change recording material, and a second dielectric layer (116), having a thermal barrier layer (122) arranged adjacent to said first dielectric layer....

20060103903 - System and methods for shearless hologram acquisition: Systems and methods for shearless digital hologram acquisition, including an apparatus incorporating an illumination source configured to produce a first beam of light, which is then split by a beamsplitter into a reference beam and an object illumination beam. The reference beam is directed onto a phase-shaping optical element which...

20060103904 - Fourier transform volume holographic spectrometer: One embodiment of a system includes a volume hologram for dispersing a general diffuse beam of light provided as input; a detector for receiving and detecting light dispersed by the volume hologram; and a Fourier transforming lens for forming the Fourier transform of the light dispersed from the volume hologram...

20060103905 - Multi spot optics in medical applications: A device is disclosed for generating a therapeutic photochemical effect to a treatment area. This device includes laser generating means (10) for generating a primary laser beam, multiple beam formation means (14) for forming at least two secondary laser beams from said primary beam for irradiating said treatment area. The...

20060103906 - Optical scanning apparatus having scanning line curvature correcting mechanism: An optical scanning apparatus for correcting the curvature of a scanning line effectively by a small number or parts, having a rotary polygon mirror for scanning a ray of light, and a reflecting mirror formed over an entire area in the scanning direction of the ray of light, and scanning...

20060103907 - Beam-shaping optical element and method and program for designing the same: A beam-shaping optical element employing an aspherical profileis presented to minimize aberration. A beam-shaping optical element according to the present invention includes an entrance surface and the exit surface, both having a non-circular cross-section in any plane comprising the optical axis. A beam-shaping optical element according to one embodiment of...

20060103908 - Active faceted mirror system for lithography: An active faceted mirror system is disclosed. The active faceted mirror system includes a set of active facet mirror devices, a base plate and a set of pins for mounting the active facet mirror devices to the base plate. Each of the active facet mirror devices includes a mirror substrate...

20060103910 - Display device with non-linear ramp: In some embodiments, a drive circuit may be coupled to a spatial light modulator, wherein the drive circuit provides a non-linear analog ramp signal to the spatial light modulator. Other embodiments are disclosed and claimed....

20060103909 - Spatial light modulator: A spatial light modulator includes a first portion and a second portion. Both the first portion and the second portion include a planar electrode, a polar solvent, and a non-polar solvent. The polar solvent and the non-polar solvent are supported by the first planar electrode. A coating of molecules is...

20060103911 - Electrochromic compounds and associated media and devices: wherein X comprises N—R10, O, or S; wherein R1-R10 are defined herein with the proviso that at least one of R5 and R10 comprises an alkyl, cycloalkyl, polycycloalkyl, heterocycloalkyl, aryl, alkaryl, aralkyl, alkoxy, alkenyl, and/or alkynyl group containing 4 to approximately 50 carbon atoms, wherein at least one of the...

20060103912 - Optical deflection device and image projection display apparatus using the same: An optical deflection device includes a substrate; a plurality of regulating members including upper portions including stoppers; a fulcrum member serving as an electrode; a plate member; and a plurality of electrodes. The plurality of regulating members, the fulcrum member, and the plurality of electrodes are provided on the substrate,...

20060103913 - Optics arrangements including light source arrangements for an active matrix liquid crystal image generator: A system for producing modulated light is disclosed. The system comprises a spatial light modulator including a light modulating medium switchable between different states so as to act on light in ways which form overall patterns of modulated light. The system also includes an arrangement for switching the modulating medium...

20060103914 - Pattern generator: The present invention relates to an apparatus for creating a pattern on a workpiece sensitive to radiation, such as a photomask a display panel or a microoptical device. The apparatus may include a source for emitting light flashes, a spatial modulator having modulating elements (pixels), adapted to being illuminated by...

20060103915 - Display device and method for manufacturing the same, and electronic apparatus: A display device including: a first substrate having a pixel electrode; a second substrate having a common electrode; a microcapsule sandwiched between the first substrate and the second substrate; and a display material changing its optical characteristic in response to an electrical stimulation, the display material being encapsulated in the...

20060103916 - Method of manufacturing display and electronic apparatus: A method of manufacturing a display that includes a first substrate having a pixel electrode, a second substrate having a common electrode, and a microcapsule interposed between the first and second substrates, a display material being encapsulated in the microcapsule, an optical characteristic of the display material changing in response...

20060103917 - Optically compensated electro-optical light modulation element with optically isotropic phase: The invention relates to a compensated electro-optical light modulation element comprising a mesogenic medium that is operated in an optically isotropic phase of the mesogenic medium and comprising at least one compensation element, and to displays containing such a light modulation element....

20060103918 - Optical amplifying device: In an optical amplifying device, an optical beam passes multiple times through a grazing-incidence bounce amplifier, accessing different parts (G1, G2) of the gain region on each transit. This provides improved characteristics in beam quality, with higher power scalability. The multipass configuration can operate as a high gain amplifier device...

20060103919 - Large mode area fibers using higher order modes: The specification describes an optical fiber device wherein a LOM is converted to an HOM prior to entering the gain section. The gain section is a few mode fiber that supports the HOM. The output from the gain section, i.e. the HOM, may be utilized as is, or converted back...

20060103920 - Device for retaining optical components: The invention relates to a device, such as a rotary disk (1) or a longitudinal slider (2), for retaining optical components, this device comprising open orifices (3) arranged next to one another, and a raceway (4) having detents (5) being provided in the direction of the arranged orifices (3), which...

20060103921 - Microscope apparatus: An objective lens can be reduced in diameter, which allows examination inside a specimen such as a living organism with minimum invasiveness and also reduces costs. The invention provides a microscope apparatus including an objective-lens mounting part for removably mounting an objective lens unit; an apparatus main body for supporting...

20060103922 - Microscope apparatus: A specimen and an objective lens can be quickly brought close together or separated without an operator being concerned about the positional relationship between the specimen and the objective lens, and once the correct positional relationship is established, the focal position can be finely adjusted. The invention includes a first...

20060103923 - Prism changing arrangement: A prism changing device for a microscope for carrying out interference contrast examinations has a carrier for attaching the prism changing device to the microscope and a holder with at least two receptacles for prisms which is held at the carrier so as to be movable relative to it between...

20060103924 - Devices and methods for providing wide field magnification: Optical devices and methods for providing wide field magnification to assist the visually impaired, and others, are provided. The optical device includes a plurality of telescopic lens sets, for example, a plurality of telescopes, each telescopic lens set including an objective lens and an ocular lens, and a plurality of...

20060103925 - Optical system with variable pointing and method implementing such a system: An optical system with variable pointing comprises a telescope and a principal pointing device selecting a direction of observation. The system furthermore comprises at least one secondary pointing device arranged ahead of a part of the entrance of the telescope and oriented fixedly with respect to the principal pointing device....

20060103926 - Telescope system and method of use: The present invention provides a telescope system having enhanced capabilities for configuring and calibrating a telescope, operation and control of the telescope, and viewing of images from the telescope. The present invention employs a control system for controlling the position and orientation of the telescope. In one embodiment, the system...

20060103927 - Object recognition apparatus for motor vehicle: An object recognition apparatus in a subject vehicle includes a radar unit for transmitting a plurality of laser beams in a scan range spread in horizontal and vertical directions of the subject vehicle and receiving a reflection, a recognition unit for recognizing the object in front of the subject vehicle...

20060103928 - Projection system: The main object of the present invention is to provide a projection system capable of obtaining a sharp contrast display, without being influenced by the ambient light, in which more ambient light can be taken in a projection system capable of receiving more ambient light, within a range not adversely...

20060103929 - Screen and its manufacturing method: The screen has an optical multilayer film, which has a high reflection property with respect to light in a specific wavelength region and a high transmission property with respect to at least visible light in wavelength regions other than the specific wavelength region. The optical multilayer film has a stacked...

20060103930 - Front-projection screen with subsurface diffusion targets: An apparatus, system, and method for a front-projection screen having a subsurface diffusion target are disclosed herein....

20060103931 - Rear projection screen: There is provided a rear projection screen having a larger viewing angle in a diagonal direction than those in other directions in use. In a fly-eye lens having a plurality of lens units, a lens boundary where lens units adjoin each other has a rectangular shape analogous to an external...

20060103932 - Autostereoscopic projection system: The invention relates to an autostereoscopic projection arrangement, comprising at least one projector (4) and at least one filter array (F1, F2), which has a multitude of filter elements arranged in columns and rows, in which arrangement bits of partial information from views of a scene or object are projected...

20060103933 - Antiglare supports and contrast amplifying supports for reflected polarized light: The invention concerns a support designed for observing between intersecting polarizers an object located in its vicinity in a medium (3) of index n0 with incident convergent incoherent illumination under an angle θ0 at a wavelength λ. Said support comprises a substrate (1) with complex refractive index n2 and a...

20060103934 - Reflector and bicycle: A reflector comprises a body having a reflecting member constituting the front surface and a base member mounted on the reflecting member and a plurality of reflex reflector structures provided along the front surface of the body, while the front surface has a curved shape arched in a longitudinal section...

20060103935 - Retroreflective article having at least one valve and method of making same: A retroreflective article having at least one valve is disclosed. Each valve may include a channel extending from a first major surface to a second major surface of the retroreflective material, and at least one movable member proximate the channel. The at least one movable member is movable between a...

20060103936 - Configurable diffractive optical element: This invention relates to a configurable diffractive optical element comprising an array of diffractive sub-elements having a reflective surface, wherein each sub-element has a controllable position with a chosen range, and in which a number of sub-elements are provided with a reflective grating with a number of chosen spectral characteristics....

20060103937 - Band-pass filter and image display apparatus: A band-pass filter has a reflecting optical element having a fixed reflection angle selection region for wavelengths of a given region, and has an optical path such that reflection is performed at least once and transmission is performed at least once at the reflecting optical element....

20060103938 - Laser beam dump: A laser beam dump dissipates laser energy. The laser dump includes a cradle for holding the laser and an open cavity lined with a laser energy absorbing material. Laser emissions are directed from the laser into the laser dump cavity where the laser energy is dissipated....

20060103940 - Method for configuring luminous zones and circuit zones of pixels of the display: A method for configuring luminous zones and circuit zones of pixels eliminates the black lines problem occurred to the displaying picture caused by the layout of the circuit zones. The invention adopts the stripe layout but has the circuit zones and luminous zones of the active display device forming an...

20060103941 - Microlens manufacturing method and solid-state image pickup device manufacturing method: In order to efficiently form microlenses wide in light receiving surfaces, microlenses are manufactured according to the following process. A first light transmitting film on which columnar projections are formed with a predetermined interval is formed on a semiconductor substrate. A second light transmitting film made of a material same...

20060103939 - Optical condenser device: An optical condenser device has light sources (10, 20) and an optical combiner (30). Each light source (10, 20) includes a semiconductor laser array (12, 22), a collimator lens (16, 26) and a beam converter (18, 28). The optical combiner (30) combines the beams from the light sources (10, 20)....

20060103942 - 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...

20060103943 - Radiation focussing element: The or at least one surface of a reflective or transmissive radiation focussing element is provided with at least one phase or amplitude diffraction grating that is distorted substantially according to a quadratic function. The surface or the opposed surface may also be provided with an aperture. The element is...

20060103944 - Coupling apparatus, exposure apparatus, and device fabricating method: An exposure apparatus is an exposure apparatus that exposes a substrate by filling a liquid between a projection optical system and the substrate, and projecting a pattern image onto the substrate via the projection optical system and the liquid, wherein the projection optical system has a first group comprising an...

20060103945 - Method for enhancing the light transmittance of a composite optical assembly and a composite optical assembly made by the same: A method for enhancing the light transmittance of a composite optical assembly includes the steps of: (a) providing a first optical element having a refractive index n1; (b) providing a second optical element having a refractive index n2; (c) forming a first optical thin film on a surface of the...

20060103946 - Zoom lens: A zoom lens is equipped with: a first lens group having an overall negative refractive power and a second lens group having an overall positive refractive power in sequence from the object side to the image plane side. Zoom magnification is changed from a wide-angle end to a telephoto end...

20060103947 - Imaging optical system with focusing function: An imaging optical system is provided and has a focusing section including a cemented lens (first and second lenses), which includes first and second fluid materials having different refractive indices from each other; and whose cemented surface shape can be electrically controlled. A refractive index Nd1 of the first fluid...

20060103948 - Multimedia card interface method, computer program product and apparatus: A method to communicate data from a first unit to a second unit over a bus includes initiating an n-block data transfer, where n>1; for a first n−1 data blocks transferred from the first unit to the second unit, controlling a status signal generated by the second unit to be...

20060103949 - Lens drive mechanism and torque limiter mechanism: A torque limiter mechanism includes an input part, an output part, and a transmitting member. The transmitting member transmits rotation of the input part to the output part. One of the input and output part includes a ring member that is provided with pairs of stop sections. The remaining one...

20060103950 - Method for making a lens barrel: A method for making a lens barrel includes the steps of: (a) forming a fusible mold core having at least one flange; (b) applying an insulating layer on the fusible mold core; (c) disposing the fusible mold core in a lens-barrel-forming mold; (d) feeding a molding material into the lens-barrel-forming...

20060103952 - Light filtering apparatus: Light filtering apparatus comprises a first dispersion device arranged to cause spatial dispersion of an incident light beam as a function of its frequency. A spatial filter is arranged to filter the dispersed light beam so as to produce a spatially filtered resultant beam. A second dispersion device is arranged...

20060103951 - Method to control point spread function of an image: A method of controlling the point spread function of an image projected with said image being diffused by a filter; said point spread function is a result of the application of spatial filter(s) on said image; with said control of the point spread function effected by varying the distance between...

20060103953 - Electrical micro-optic module with improved joint structures: An electrical micro-optic module (eMOM) includes a structure having zigzag contact surfaces and variable thread pitches. The structure elongates the path of contaminated particles and effectively reduces the amount of contamination to almost one order of magnitude due to the exponential decay of contamination versus path. Moreover, an electrostatic discharge...

20060103954 - Lens body tube: A lens body tube includes a main tube, at least one lens configured movable along the optical axis direction of the lens body tube in the main tube, a first ring configured to be rotated for a zooming operation, the first ring being disposed around the outer circumference of the...

20060103955 - Deformable-mirror cooling: This invention relates to a cooled deformable-mirror and its mount. A deformable mirror is provided comprising a reflective element provided on a substrate that is secured to a deformable element, wherein the substrate comprises at least one channel having a pair of ports both located around the peripheral edge of...

20060103956 - Deformable mirror: This invention relates to a hybrid deformable mirror. A deformable mirror is provided comprising a reflective surface provided on a substrate and a layer of deformable material attached to the substrate that is operable to deform the mirror and wherein the substrate is supported by an actuator that is operable...

20060103957 - Power fold mechanism for vehicle mirrors: A power-folding vehicle mirror assembly is described, including: a base; a mirror head assembly mounted to the base for movement from a drive position to a front position and for movement from the drive position to a park position; a first clutch body mounted to the base; a second clutch...

20060098258 - Novel beam combining device for multi-spectral laser diodes: A system and method for combining a predetermined number of laser beams. The system (30) includes a collimating lens (34) for receiving and collimating the laser beams and a holographic device (36) positioned to receive beams from the collimating lens (34) and output beams which are co-aligned. The holographic device...

20060098259 - Optical pick-up apparatus: A compatible optical pick-up apparatus, which records to and/or reproduce from both digital versatile disc (DVD)-type optical disks and compact disc (CD)-type optical disks for improving a signal regeneration capacity and a tracking capacity in operation at a high temperature. A polarized hologram of the optical pick-up apparatus is divided...

20060098260 - Pulsed-laser systems and methods for producing holographic stereograms: Pre-sensitization techniques can be used in conjunction with holographic recording materials to allow high quality holographic stereograms to be recorded in those holographic recording materials using pulsed lasers. Additional hologram production system hardware and software designs for use with pulsed lasers are disclosed....

20060098262 - Micromirror array and method of manufacturing the same: A micromirror array and a method of manufacturing the same are provided. The method of manufacturing the micromirror array used in controlling a light path of an optical element includes: forming at least one alignment pattern in which a micromirror is to be seated on a substrate; and seating the...

20060098261 - Optical scanner capable of flip-chip hermetic packaging: Provided is an optical scanner capable of hermetic sealing with a round of flip-chip bonding. The optical scanner includes an upper substrate and a lower substrate, a mirror suspended between the upper substrate and the lower substrate to seesaw, a plurality of movable comb electrodes vertically formed at predetermined intervals...

20060098263 - Method of illuminating at least two illumination points: A method of illuminating at least two illumination points by means of at least one spatial light modulator, said at least one spatial light modulator comprising a plurality of light modulators, whereby a predefined amount of energy transmitted to said points is at least partly controlled by varying the number...

20060098264 - Electrochromic mirror or window displaying information: Disclosed is an electrochromic mirror or window. The electrochromic mirror or window includes a first substrate including a first electrode, a second substrate including a second electrode, an electrolyte filled in a gap formed between the first and second substrates and including ions related to an electrochromic reaction, and an...

20060098265 - Display apparatus having an anion generator: A display apparatus includes a display part to display a picture, a signal processor to convert a video signal into a format suitable for the display part, an anion generator to generate anions, and a controller to control the display part and the signal processor and control the anion generator...

20060098266 - Dielectric spacer for enhanced squeeze-film damping of movable members of mems devices: In one embodiment, a capacitive micro electromechanical systems (MEMS) device includes a dielectric spacer between a bottom electrode and a movable member. The movable member may serve as a top electrode. A gap separates the top electrode from the dielectric spacer. The movable member may be actuated to deflect towards...

20060098267 - Variable mirror: A variable mirror accurately mountable and capable of maintaining constant an optical path, comprising a first substrate having a reflective part reflecting light and a second substrate opposed to the first substrate and having portions for changing at least one of the shape and attitude of the reflective part. The...

20060098268 - Scratch and mar resistant pdlc modulator: A PDLC modulator is fabricated using at least one of a selection of specially-formulated UV curable organic hard coatings as a protective layer on the exposed side of polyester (Mylar) film. The hard coatings of various related types show good adhesion on a polyester film substrate, superior hardness and toughness,...

20060098269 - Ultraviolet laser apparatus and exposure apparatus using same: An ultraviolet laser apparatus according to the present invention comprises a laser generating portion having a single-wavelength oscillating laser for generating laser light having a single wavelength falling within a wavelength range from an infrared band to a visible band, an optical amplifier having a fiber optical amplifier for amplifying...

20060098271 - Method for determining an offset value for a gain of a transmission path, transmission path with adjustable gain, and use of the transmission path: In a transmission path having two discrete-value adjustable amplifiers, a first amplifier is set with a first gain factor and a second amplifier is set with a second gain factor. A signal is then applied to an input of the transmission path, and a level of a first output signal...

20060098270 - Optical output power automatic attenuation circuit for optical communication apparatus: An optical amplifier to which an optical output power automatic attenuation circuit according to the present invention is applied, comprises: one amplifier board to and from which a WDM light is input and output; and a plurality of booster boards which supply pumping lights to the amplifier board, an ID...

20060098272 - Optically retro-reflecting sphere: An optically retro-reflecting sphere is disclosed which includes an inner sphere and an outer concentric spherical shell, and can be coupled to a reflective surface. Light entering the optically retro-reflecting sphere from an incident direction is reflected by the sphere generally towards an exit direction, where the exit direction is...

20060098273 - Reflective-type projection optical system and exposure apparatus equipped with said reflective-type projection optical system: A reflective-type projection optical system equipped with 8 reflective mirrors that forms a reduced image of a first surface on a second surface. It is equipped with a first reflective imaging optical system (G1) for forming an intermediate image of the first surface and a second reflective imaging optical system...

20060098274 - Ophthalmologic operation microscope: Disclosed is an observation apparatus capable of eliminating in a suitable manner astigmatism and chromatic aberration generated in an observed image. The apex angle θ of a contact prism is input by operating an apex angle setting knob of a control panel, and the attachment angle thereof is input by...

20060098275 - Device for examining and manipulating microscopic objects: The invention relates to a device for examining and manipulating microscopic objects with a microscope having a light source that serves to illuminate the object, and which generates an illumination light beam that runs along and illumination beam path, that can be guided over or through the object by means...

20060098276 - Large telescopic optical system with null alignment optics: An optical system for monitoring an alignment state of a large telescope comprises a primary mirror and an annular null mirror which is placed at the outside of a secondary mirror. The optical system functions as a null system, where the wave front of the reflected rays from the null...

20060098277 - Focusing and adjusting method for binoculars with image-capturing module: A focusing and adjusting method to be implemented using a pair of binoculars having a pair of optical units, an image-capturing unit, and a beam-splitting unit. Each optical unit includes an objective lens unit, an ocular lens assembly distanced from the objective lens unit along a first direction, and a...

20060098278 - Method for operating a motorized screen: The method applies to a motorized screen device comprising a screen windable on a winding tube, and at least one means for latching the free end of the screen defining a position termed latched in the direction of winding, the latching being activated in this direction if the free end...

20060098279 - Screen and image projection system using the same: In order to provide a screen having a projection surface on which of external light has little influence and has a large gain, as well as a projection surface that has a wide viewing angle and nature-views, the screen according to the present invention includes a directional diffusion layer for...

20060098280 - Screen, image projection system having the screen, and method of manufacturing the screen: A large-area projector screen, whose joining gaps are inconspicuous, and a method of producing the screen are provided. The screen according to the present invention is produced by arranging and bonding a surface diffusion sheet having a predetermined haze value and approximately isotropically diffuses incoming light and multiple directional diffusion...

20060098281 - Parallax barrier element, method of producing the same, and display device: A parallax barrier device includes a pair of transparent-electrode substrates each provided with a transparent electrode. A barrier light-shielding part and a light-transmitting part are formed in a gap between the pair of transparent-electrode substrates. A liquid crystal layer is formed in the barrier light-shielding part. A resin layer having...

20060098282 - Visual media: A coloring card including a pair of stereoscopically complementary images is disclosed. The coloring card includes at least one portion of a surface of the images which is adapted to be manipulated by application of color to said surface. Also disclosed are a variety of different embodiments of such coloring...

20060098283 - Polarization beam splitter and liquid crystal projector apparatus: A polarization beam splitter having an enhanced polarization splitting characteristic is disclosed. The polarization beam splitter includes a first glass prism formed from a pole-like member having side faces which include first and second end faces each of which functions as an incoming face or an outgoing face of light...

20060098284 - Reflective lcd projection system using wide- angle cartesian polarizing beam splitter and color separation and recombination prisms: An optical imaging system including an illumination system, a Cartesian PBS, and a prism assembly. The illumination system provides a beam of light, the illumination system having an f/# less than or equal to 2.5. The Cartesian polarizing beam splitter has a first tilt axis, oriented to receive the beam...

20060098285 - Switchable display apparatus: In one aspect, a display apparatus comprises: an emissive spatial light modulator comprising an array of pixels of organic electroluminescent material each arranged to output substantially polarised light; a switchable polariser being switchable between a first and a second polarisation mode in which the polariser passes light of respective polarisation...

20060098286 - Retroreflective materials: A retroreflective studio background or backdrop material to which is applied an ink comprising retroreflective elements in a polymeric matrix, the ink being one which comprises comprises retroreflective elements and microbeads additional to said retroreflective elements, binder chemicals for attaching the retroreflective elements and microbeads to a substrate to which...

20060098287 - Diffractive optical element and optical pickup device using the same: Disclosed is a diffractive optical element which can diffract incident light beams in such a controlled manner as to compatibly accommodate various optical discs of different thicknesses by an optical pickup device. Also, a simple optical pickup device provided with the diffractive optical element is disclosed....

20060098288 - Diffuser plate of backlight module: A diffuser plate utilized in a backlight module, wherein the diffuser plate comprises a glass plate adopted as the base, and a diffusive material utilized in a diffusion-treatment. The preferred embodiments of the present invention include coating diffusive particles on the surface of the glass substrate, embedding diffusive particles into...

20060098289 - Electro-optic reflective element assembly: An electro-optic reflective element assembly includes a pair of substrates and an electro-optic medium sandwiched therebetween. Each of the pair of substrates includes at least one conductive or semi-conductive layer disposed thereon. The electrical connections may electrically connect to a respective layer and may be electrically isolated from the other...

20060098290 - Adjustably opaque window: An adjustably opaque window including an external pane, an internal pane, a light transmission control layer and a shock-absorbing layer is provided. The external pane and the internal pane provide a cavity between them, and the light transmission control layer and the shock-absorbing layer are positioned in the cavity. The...

20060098291 - Image capturing device: A scanning module for scanning a document is provided. The scanning module comprises: a chassis; a light source on the chassis for emitting a light ray onto the document; a plurality of reflectors inside the chassis; a lens inside the chassis; an image sensing device inside the chassis, an image...

20060098292 - Lens, lens array and optical receiver: In one embodiment, a lens has an object surface and an image surface, with the shape of the image surface being defined by an equation having a conic component and a cone component. The lens may be incorporated into an optical receiver having a photodetector that is positioned to receive...

20060098293 - Wearable display system: A wearable display system, such as a Head Mounted Display, having a display engine producing light, preferably linearly polarized light, which defines a synthetic image that is relayed to a wire grid polarizing combiner which overlays the synthetic image onto a real image of an object of the outside world,...

20060098294 - Image display device and adjustment for alignment: An image display device comprises an optical imaging arrangement for providing image information to illumination light and for transmitting the light as an optical image signal; a display for receiving the optical image signal and for displaying an image based on the image information; and a projecting optical arrangement including...

20060098295 - Method for forming optical elements: A method for forming an optical element having a rotationally asymmetric optically functional surface from an optical block comprises the steps of putting a polygonal optical block chamfered at respective corners in a cavity formed between upper and lower moulds, advancing the upper and lower moulds to each other so...

20060098297 - Method and apparatus for fluid handling in immersion lithography: Apparatus and method for a substantially distortion free immersion lithography is provided. The apparatus includes a lens element, an outlet for drawing immersion fluid towards the lens element, and a collector ring coupled to the central outlet for removing the immersion fluid. The method includes positioning a lens element relative...

20060098296 - Switchable lens: A display apparatus has a switchable birefringent lens array. The display apparatus produces a substantially linearly polarised output. The lens array comprises birefringent material arranged between a planar surface of a first substrate and a relief substrate of a second substrate defining an array of cylindrical lenses. The lens array...

20060098298 - Catadioptric projection system, and exposure apparatus having the same: A catadioptric projection system for forming an intermediate image of a first object plural times, and images the intermediate image onto a second object includes at least two deflective reflectors, a lens unit arranged in an optical path between the two deflective reflectors, the lens unit having a negative refractive...

20060098299 - Zooming lens: A zooming lens is suitable for projecting images produced by a display device onto a screen. The zooming lens includes a first set of lenses and a second set of lenses, wherein the second set of lenses is disposed in the optical path between the first set of lenses and...

20060098300 - Variable magnification optical system: A variable magnification optical system for forming an optical image of an object on the light receiving surface of the image sensor so that the magnification is variable includes from the object side: a first lens unit GR1 having negative optical power; a second lens unit GR2 having positive optical...

20060098301 - Zoom lens and imaging system incorporating it: v

20060098302 - Zoom lens: The invention is concerned with a high-zoom-ratio, high-performance zoom lens that is much more improved in compactness. The zoom lens comprises a first lens group G1 of positive refracting power, a second lens group G2 of negative refracting power, a third lens group G3 of positive refracting power and a...

20060098303 - Zoom lens barrel including a rotatable cam ring: A zoom lens barrel includes a stationary cylindrical member, a rotatable cam ring and a linearly-guided member concentrically provided in that order from the outside of the zoom lens barrel, a first cam mechanism which is provided between the rotatable cam ring and the linearly-guided member to move the linearly-guided...

20060098304 - Panoramic objective and panoramic camera: The invention relates to a photographic objective comprising a first (4) and at least one second mirror (5) and at least one lens (8). A barrel (7, 11), inside of which the lens (8) is anchored, is formed by a supporting body (3) of the first mirror (4)....

20060098306 - Lens barrel, imaging device and camera: In a lens barrel for holding an imaging optical system that forms an optical image of an object, the imaging optical system comprises an object side lens unit 4 onto which light ray from the object is incident and a reflective optical element 5 having a reflecting surface 5a for...

20060098307 - Lens holders and eye guard for riflescopes and the like: A snap-fit holder for a lens or optical element includes an annular collar having a shoulder supporting the optical element and a sleeve that extends from the shoulder around and beyond the optical element. An annular retaining member includes a skirt fitted into the sleeve and pressed against the optical...

20060098305 - Mounting structure, electro-optical device and electronic apparatus, and magnetic chucking device: A mounting structure for accommodating an electro-optical device having an image display area from which display light exits and for holding the accommodated electro-optical device by magnetic force includes a case and a mounting unit. The case has a window disposed in correspondence with the image display area, surrounds the...

20060098308 - High-heat-dissipation lighting module: There is provided a lighting module of the type having a solid-state light source, in particular a LED, a supporting plate, and a lens; the lens has a recess housing the light source; the lens is supported by and projects from the plate by means of supporting members (25) carried...

20060098309 - Total internal reflection prism and single light valve projector: A total internal reflection (TIR) prism comprising a first prism, a second prism and an optical path compensation prism is provided. The first prism has a first light incident surface, a first light emitting surface and a total reflective surface. The second prism has a second light incident surface and...

20060098310 - Portable wide-view mirror for blind-side backing of a semi-tractor trailer: A portable wide-view mirror apparatus that allows a driver to see the rear half of the right blind-side of a trailer and right-side obstacles during a right blind-side backing maneuver. Generally, a notebook-like design wherein the mirror opens up from the attached base for use. The mirror is placed on...

20060098311 - Micro-mirror and a method for fabricating the same: A micro-mirror for deflecting an incident light is disclosed, wherein the micro-mirror comprises: a mirror section for reflecting an incident light issued from a laser diode; a hinge section including a fixed section and a movable section each having a flat surface; and a drive section having a bi-morph structure...

20060098312 - Optical device: A device making it possible for a person to see an object located below his eyes with his eves directed substantially forward, comprising a first and a second mirror arranged such that they render an optical path reaching from the object towards one reflective surface of the first mirror, then...

20060098313 - Two-dimensional optical deflector with minimized crosstalk: An optical deflector includes a support, a frame-like outer movable plate positioned inside the support, two outer torsion bars connecting the support and outer movable plate, an inner movable plate positioned inside the outer movable plate, two inner torsion bars connecting the outer movable plate and inner movable plate, an...

20060098314 - Distortion free image capture mirror assembly: A distortion free image capture mirror assembly, and more particularly one which can be associated with side view mirrors for use by drivers on all type of vehicles. The distortion free image capture mirror assembly includes a support or housing, a background mirror; image channeling horizontal surfaces in the form...

20060098315 - Provision of images on surfaces: A method of providing a surface of a material with an image, comprises applying to the surface an image sheet comprised of (i) a flexible layer of a Shape Memory Polymer (3) (or like material), and (ii) an image (12) bonded to said layer (3) by means of an image...

20060098316 - Green pigment for color filter, green pigment dispersion, photosensitive color composition, color filter, and liquid crystal panel: An object of the present invention is to provide a green pigment for a color filter, capable of displaying the chromaticity coordinates not to be displayed by the conventional green pigments, having the excellent color strength as a green color which is not excessively strong in a blue tinge, and...

20060092488 - Optical recording medium and method for producing such an optical recording medium: The present invention relates to a method for producing an optical recording medium. In the method, on the surface of a recording layer formed by spin-coating a first coating solution containing a photo-isomerizable component, a second coating solution that contains a photo-isomerizable component that can be isomerized by radiation having...

20060092489 - Holographic filter with a wide angular field of view and a narrow spectral bandwidth: A holographic optical filter that includes an optical recording medium for storing several multiplexed reflection holograms that are formed by successive interference between two or more collimated object beams with a common collimated reference beam. The object beams are incident to the recording material at a series of angles chosen...

20060092490 - Long curved wedges in an optical film: The invention relates to a light redirecting polymeric film comprising a plurality of polymeric individual optical elements wherein the elements comprise curved wedge shaped features in the plane of the film, having a length in the range of 800 to 4000 micrometers....

20060092491 - Optical pattern projection for lighting, marking and demarcation enhancement: An optical pattern projection system and method use lasers and diffractive optical components to provide illumination and demarcation for airports, helipads, waterways, emergence route, pedestrian cross, as well as aid for search and rescue operations. The diffractive optical components produce an illumination pattern in the spatial domain and can use...

20060092492 - Optical scanning apparatus and method for adjusting the same: An optical scanning apparatus which is free from any deterioration of drawing performance and which can be miniaturized and simplified in overall configuration, and an image forming apparatus using the optical scanning apparatus are provided. The optical scanning apparatus includes: a light source unit; an incident optical system for guiding...

20060092493 - Optical scanning device and image forming apparatus provided with the same: In an optical scanning device using two polygon mirrors, the present invention achieves both a simplification of the device and a reduction of vibrations. An optical scanning device is provided with a first optical system including a polygon mirror and a second optical system including a polygon mirror. The polygon...

20060092494 - Electro-optic modulator: A modulator circuit (28) for directing a voltage across a modulator element (26) to modulate a beam (20) includes a first inductor L1 that is electrically connected in parallel to the modulator element (26) and a second inductor L2 that is electrically connected in parallel to the first inductor L1...

20060092495 - Anti-glare anti-reflection film, polarizing plate, and image display device: An anti-glare anti-reflection film comprises an anti-glare layer and at least one low refractive index layer provided on or above a transparent support, wherein the anti-glare layer is a layer formed by spreading a coating composition for anti-glare layer, the coating composition for anti-glare layer to be spread comprises a...

20060092496 - Projection optical system: A projection optical system includes a light source, a digital micromirror device (DMD), a projection lens and a first block sheet. The light source provides an illumination light. The DMD includes a plurality of micromirrors, and the angles of each micromirrors are changed individually according to an input signal for...

20060092497 - Digital micro-mirror device having improved contrast and method for the same: According to one embodiment of the present invention, a digital micro-mirror device having improved contrast and a method for the same are provided. The digital micro-mirror device includes a plurality of current-carrying conductors on an upper surface of a substrate, each current-carrying conductor having an upper surface; a low-reflectivity metal...

20060092498 - Optical element: An optical waveguide is formed of a stack of electro-optic effect films. A stress-relief layer is formed between a substrate and the optical waveguide. The stress-relief layer is comprised of a metal material having a thermal expansion coefficient of 10×10−6/° C. or higher, for example, a metal material whose major...

20060092499 - Architecture for large-for eo-crystal-based agile beam steering: An electro-optic crystal based beam-steering device preferably based on KTN, having a first deflector and a second deflector. The first deflector has a pair of substrates each having a plurality of first electrode lines extending along a first direction and a plurality of electro-optic crystal modulators interposed between the first...

20060092500 - Four-wave-mixing based optical wavelength converter device: Wavelength converter device for generating a converted radiation at frequency Ωg through interaction between at least one signal radiation at frequency Ωg and at least one pump radiation at frequency Ωg, with an input for the at least one signal radiation at frequency Ωg; a pump light source for generating...

20060092501 - Embodying equipment and method for an all-optical or logic gate by using single soa: Disclosed herein is an apparatus and method for implementing an all-optical OR logic gate. The apparatus includes an optical pulse generator, a Mode-Locked Fiber Laser (MLFL), a first optical splitter, a first optical delay line means, an optical control means, a first optical coupler, a second optical splitter, a second...

20060092502 - Signal regenerator: Provided is a signal regenerator for correcting distortion of an optical signal transmitted via an optical fiber in an optical communication system, which includes semiconductor optical amplifiers having different lengths from each other, an asymmetric Mach-Zehnder interferometer that performs 2R (re-amplifying, re-shaping) regeneration, and a delay interferometer with optical waveguides...

20060092504 - Microscope system: o

20060092503 - Portable microscope with detachable portion: A portable microscope comprising a detachable portion comprising an eye piece, an objective lens, a light source, and an optical filter, and a base portion comprising a stage for placement of a specimen to be examined, wherein the detachable portion and the base portion are adapted to be connected to...

20060092505 - Optically enhanced digital imaging system: Improved methods and systems for imaging are provided. Specifically, systems and methods for extending the range of a digital zoom are provided in which an imaging system provides continuous magnification over a plurality of interleaved optical pathways and digital zooming imagers. Systems and methods of centering an image as the...

20060092506 - Microscope and method of preventing dew condensation on objective lens: A microscope includes a high humidity space that is maintained at a predetermined gas temperature and a predetermined relative humidity for culture of a living sample; an objective lens having a tip portion with a top lens which is disposed in the high humidity space, and serving to allow for...

20060092507 - Reticle and use thereof for an aiming telescope: An illuminable reticle (1) has a mirror (5) disposed laterally beside the carrier (2) and having two foci (8 and 9). The light source (6) is disposed in one focus (8). The lime image (3) is disposed in the second focus (9), whereby optionally a total reflection on one of...

20060092508 - Systems and methods for aligning a telescope: Embodiments of a telescope system include methods for alignment with a spherical coordinate system. For example, embodiments may include determining data for date, time, location, level and North (true or magnetic). Upon acquisition of this data, the telescope system can determine and first alignment. To the extent needed or desired,...

20060092509 - Lenticular lens sheet and manufacturing method thereof: A lenticular lens sheet having a wide viewing angle, good uniformity, high resolution, and a manufacturing method thereof. The method for manufacturing the lenticular lens sheet includes the steps of preparing a body of the lenticluar lens sheet having on one side thereof a plurality of incoming-side lenticluar lenses which...

20060092510 - Image display apparatus, and transmissive screen and reflecting mirror used for same: The present invention provides a technique suitable for making a set more compact by realizing reduction in height and reduction in depth. An image display apparatus of the present invention includes a reflecting mirror (4) for reflecting the image sent from a projection lens (2), and guiding the image to...

20060092511 - Image display apparatus, as well as, fresnel lens sheet and screen to be used therein: For dissolving ununiformity in the brightness of a projection image within a display image apparatus, obtaining an enlarged projection image through an oblique projection of image lights onto a rear-surface projection type screen, wherein an image from an image generating source 1 is projected through a projection optical system, having...

20060092512 - Polarization element unit and polarization light emitting apparatus: In the present wire grid polarization element unit and polarized light emitting apparatus, it is possible to prevent non-polarized light, which has bad extinction ratio from leaking from end portions of polarization elements. Specifically, in a frame, wire grid polarization elements are aligned and light shielding members are provided on...

20060092513 - Polarizing beam splitter and display including the same: A polarizing beam splitter includes a polarization splitting layer which includes stacked one-dimensional grating layers. The grating layers can include alternating layers of at least one H layer having an effective refractive index nH for p-polarized light and at least one L layer having an effective refractive index nL for...

20060092514 - Optical image stabilizer for camera lens assembly: Disclosed is an optical image stabilizer for use with a camera lens assembly. The optical image stabilizer including a fixable substrate; a movable substrate movably disposed on the fixable substrate, a fixable comb structure fixed on the fixable substrate and disposed on the movable substrate, and a movable comb structure...

20060092515 - Illumination system to eliminate laser speckle and a single-panel projection system employing the same: An illumination system designed to eliminate laser speckle and a single-panel projection system employing the same. The illumination system includes a laser light source to sequentially emit a plurality of laser beams, and a first diffractive optical element that is partitioned into a plurality of segments having diffractive patterns that...

20060092516 - Method for producing multilayer optical device: A film of aluminum 2 is formed on a glass substrate (BK7) 1 by vacuum evaporation, and a multilayer optical thin film 3 is formed by an ion sputtering method on this aluminum film 2. Afterwards, such a member is cut into small pieces by means of dicing, and the...

20060092517 - Apparatus for handling minute object: An apparatus for handling a minute object such as a cell by using a holographic optical tweezers that comprises a laser light source 1, holographic plate 3 having a specified pattern to form a hologram with light emitted from the light source, and a transparent plate that holds a liquid...

20060092518 - Optical observation instrument having a device for protecting against incoming flare: An optical observation instrument has a device (1) for protecting against incoming flare (40) arranged within the beam path of the instrument. The device comprises a filter (22/80) tuned to the flare (40). The filter (22/30) is configured and arranged within the beam path such that the flare (40) transits...

20060092519 - Transparent substrate, electro-optical device, image forming device, and method for manufacturing electro-optical device: A transparent substrate including a micro lens, light entered a side of a light incident surface of the transparent substrate being emitted from the micro lens formed on a side of a light taking-out surface of the transparent substrate, the micro lens being provided in a groove concaved from the...

20060092520 - Uv visual light beam combiner: An improved light beam combiner is disclosed that creates a more uniform light source across the UV, Visual, and NIR range. It is an optical mechanical device made up of a standard high low dielectric thin film which, when placed at a 45 degree angle between a Deuterium lamp and...

20060092521 - Three dimensional dial for vehicle: A vehicle instrument panel assembly includes a first symbol having a first importance and a second symbol having a second importance that is less than the first importance. A lenticular sheet between an observer and the first and second symbols produces a first stereoscopic symbol that corresponds to the first...

20060092522 - Beam shaping prior to harmonic generation for increased stability of laser beam shaping post harmonic gereration with integrated automatic displacement and thermal beam drift compensation: A radially non-symmetric beamforming element for transforming the input energy profile of an input laser beam subject to lateral shift that is variable in radial direction and magnitude into a desired output energy profile of an output laser beam. The beam forming element includes an optical element having a profile...

20060092523 - Collimator optical system and optical information storage device: The present invention is intended, as an object thereof, to improve stability against both temperature changes and light source output changes, and includes an achromatic lens having a composite structure of glass or a plastic lens having a diffraction grating counteracting a focal length change due to a wavelength change...

20060092524 - Zoom optical system, imaging lens device, and digital apparatus: A reflecting prism (PR1) and a reflecting prism (PR2) each adapted to bend an incident ray at a predetermined angle for reflection are arranged in such a manner that an incident surface of the reflecting prism disposed on a side of a subject on an optical path and the exit...

20060092525 - Zoom lens with a vibration-proof function: A zoom lens with a zoom ratio of about three includes a first lens group of negative refractive power that moves along an optical axis during zooming relative to a second lens group of positive refractive power and having a vibration-proof function to correct for hand shaking that causes image...

20060092526 - Lens body tube: A lens body tube configured to support at least one lens inside an inner tube such that the at least one lens can be translated along the optical axis direction of the lens body tube includes a cam ring configured to be rotatably supported around the outer circumferential surface of...

20060092527 - Imaging device and display device: Disclosed are an imaging device and a display device which both have a simple structure without any need of an image conversion. The imaging device includes a lens component group including multiple lens component systems, each of which focuses incident light from the object, thereby creating a non-inverted image of...

20060092528 - Image pickup lens: An image pickup lens can form an excellent optical image on a compact image pickup element having a large number of pixels. The image pickup lens includes, sequentially from the object side, an optical aperture, a first lens made of glass and having at least a spherical surface at the...

20060092529 - Image pick-up lens system: An image pick-up lens system includes an aperture stop (10), a biconvex first lens (20), a second lens (30) having a concave surface on an object side, and a third lens (40) having a concave surface on an image side. The aperture stop (10), the first lens (20), the second...

20060092530 - Lens body tube: A lens body tube configured to support at least one lens inside an inner tube such that the at least one lens can be translated along the optical axis direction of the lens body tube includes a cam ring configured to be rotatably supported around the outer circumferential surface of...

20060092531 - Method of fabricating a holder and optical element device: A holder and optical element device includes a holder having a substantially cylindrical interior shape and an optical element fitted in the holder along an inner surface of the holder. The holder may have a step on the inner surface thereof. This step has a surface that is inclined downward...

20060092532 - High brightness led package with multiple optical elements: A light source includes an LED die with an emitting surface and a plurality of optical elements having input surfaces in optical contact with distinct portions of the emitting surface. The optical elements can comprise tapers or concentrators that have reflective side surface(s) and output surfaces larger than the respective...

20060092533 - Using isotopically specified fluids as optical elements: Fluidic optical elements and systems use isotopically specified fluids for processing light passing therethrough. The isotopic composition of the fluid may be adjusted to vary the optical properties. The properties of the isotopically specified fluid may be monitored and adjusted to obtain the desired optical characteristics of the fluidic optical...

20060092534 - Automatic mirror stabilization: A system and a method are disclosed for automatically controlling the position of a mirror to stabilize the view in the mirror in spite of changes in viewing position. Initially, a mirror position is set by a user so that the user can comfortably view the reflection of a desired...

20060092535 - Carbon fiber reinforced composite mirror and method of making the same: A carbon fiber reinforced composite mirror (100) is provided and includes a core layer (140) of carbon fiber composite material sandwiched between a front shell (120) and a rear shell (110). The front shell (120) and rear shell (110) are both formed of carbon fiber composite material. A reflective layer...