SEARCH:      Monitor Keywords |  Custom RSS

Optics: measuring and testing April category listing, related patent applications 04/12

20120099096 - Laser-based coordinate measuring device and laser-based method for measuring coordinates: A laser based coordinate measuring device measures a position of a remote target. The laser based coordinate measuring device includes a stationary portion, a rotatable portion, and at least a first optical fiber. The stationary portion has at least a first laser radiation source and at least a first optical... Agent: Faro Technologies Inc.

20120099097 - System and method for uniform and localized wall thickness measurement using fiber optic sensors: A system and method are provided for determining wall thickness of a structure such as a metallic pressurized pipe. The system includes an optical fiber having a plurality of Fiber Bragg Gratings (FBGs), and a mounting for securing the FBGs over discrete portions of the exterior surface of the pipe... Agent:

20120099098 - Cuvette and optical method: A unit is provided comprising an array (2) of sample containers (1), said containers, being connected together and arranged in a planar configuration, each container having multiple optically transparent windows arranged such that the sample contained therein can be interrogated using simultaneous multiple optical analytical techniques, the array of containers... Agent: Avacta Limited

20120099099 - Method for designing and selecting optical fiber for use with a transmitter optical subassembly: A method for compensating for both material or chromatic dispersion and modal dispersion effects in a multimode fiber transmission system is provided. The method includes, but is not limited to measuring a fiber-coupled spatial spectral distribution of the multimode fiber laser transmitter connected with a reference multimode fiber optical cable... Agent: Panduit Corp.

20120099100 - Automated warm-up and stability check for laser trackers: A method for determining when a laser tracker is stable includes performing a plurality of first frontsight measurements and a plurality of first backsight measurements on a first target with the laser tracker, wherein the plurality of first frontsight measurements and the plurality of first backsight measurements are alternated in... Agent: Faro Technologies, Inc

20120099101 - Gantry apparatus: A gantry apparatus includes a structure to couple and support an optical system has enhanced rigidity, which minimizes deformation of the structure even if a plurality of optical systems is coupled to the structure. The gantry apparatus includes an optical system, a drive device to drive the optical system, and... Agent: Samsung Electronics Co., Ltd.

20120099102 - Dual and multi-wavelength sampling probe for raman spectroscopy: In certain embodiments, the invention relates to optical probes and methods for conducting Raman spectroscopy of a material at multiple excitation wavelengths. The probes and methods utilize optical elements to focus outputs from a plurality of light sources or lasers onto a sample, collect backscattered light from the sample, separate... Agent:

20120099103 - Method and apparatus to laser ablation-laser induced breakdown spectroscopy: Embodiments of the invention relate to a method and apparatus for analyzing a target material. Specific embodiments can be referred to as laser ablation laser-induced breakdown spectroscopy (LA-LIBS). Embodiments of the invention relate to the use of a first laser beam pulse incident on a target material to create an... Agent: University Of Florida Research Foundation, Inc.

20120099104 - Spectroscope: The spectrometer 1 is provided with a package 2 in which a light guiding portion 7 is provided, a spectroscopic module 3 accommodated inside the package 2, and a support member 29 arranged on an inner wall plane of the package 2 to support the spectroscopic module 3. The spectroscopic... Agent: Hamamatsu Photonics K.k.,

20120099105 - Portable ultrafine particle sizer (pups) apparatus: The Portable Ultrafine Particle Sizer (PUPS) invention is provided. The PUPS is an instrument which can measure particle number concentration for particle sizes under 200 nanometers The PUPS has a compact design which allows it to be mounted on vehicles with relative ease. Size discrimination is accomplished using, a compact... Agent:

20120099106 - Sealing inspection device and sealing inspection method of flat panel display apparatus by using the sealing inspection device: A sealing inspection device for detecting a bonding error at a sealing region of an upper and a lower plate in a flat panel display apparatus in which the upper and lower plates are bonded to each other by a sealing member, the sealing inspection device includes a light source... Agent:

20120099107 - Workpiece alignment device: An example embodiment relates to an alignment device including an optical aligner system including a plurality of aligners configured to measure a position of a workpiece having a plurality of alignment marks, and an optical member. The optical member is configured to diverge alignment beams reflected from neighboring alignment marks... Agent: Samsung Electronics Co., Ltd.

20120099108 - Method and apparatus for determining a focal position of an imaging device adapted to image a biologic sample: A method and apparatus for focusing a device for imaging a biologic sample is provided. A method aspect includes the steps of: disposing lenslets within a biologic sample, which lenslets have a height and a refractive index, which refractive index is different from that of the sample, wherein one or... Agent: Abbott Point Of Care, Inc.

20120099109 - Dynamic reconstruction of a calibration state of an absorption spectrometer: A reference harmonic absorption curve of a laser absorption spectrometer, which can include a tunable or scannable laser light source and a detector, can have a reference curve shape and can include a first, second, or higher order harmonic signal of a reference signal generated by the detector in response... Agent:

20120099110 - Detection device and image forming apparatus: A detection device includes: a detection member that includes an emission member emitting a beam toward a direction of a transportation path and a beam receiving member receiving a reflected beam reflected from a medium; a transmissive member that is provided to allow a regular reflected beam of the beam... Agent: Fuji Xerox Co., Ltd.

20120099111 - Laser gyro comprising a cylindrical solid amplifier bar, and associated method for exciting a cylindrical solid amplifier bar of a laser gyro: A laser gyro includes a cylindrical solid amplifier bar having an axis of revolution. The laser gyro also includes: an annular piezoelectric element for exciting said solid amplifier element at a predetermined frequency f, along said axis of revolution, said annular piezoelectric element being mounted fixed on one of the... Agent: Thales

20120099112 - Multi-core low reflection lateral output fiber probe: Multi-core optical fiber probe includes a multi-core optical fiber (and method of manufacturing the probe) including a plurality of cores adjacent a cladding material, and a plurality of angled reflectors disposed at a distal end of the cores. An angled reflector of the plurality of angled reflectors deflects light propagating... Agent:

20120099113 - System and method for providing full jones matrix-based analysis to determine non-depolarizing polarization parameters using optical frequency domain imaging: Exemplary embodiments of apparatus, methods and systems according to the present disclosure can be provided for optical frequency domain imaging (e.g., partially fiber-based) to obtain information associated with an anatomical structure or a sample. For example, it is possible to provide at least one first electro-magnetic radiation, where a frequency... Agent: The General Hospital Corporation

20120099114 - Optical interferometric sensor: Embodiments of environmental stimulus sensors comprising multiple sources and detectors for interrogating one or more optically resonant cavities that are responsive to one or more environmental stimuli are disclosed. Such sensors have, among other advantages, improved immunity to source and/or detector noise.... Agent: Symphony Acoustics, Inc.

20120099115 - Interference objective lens unit and light-interference measuring apparatus using thereof: Disclosed is an interference objective lens unit, comprising: an objective lens; a beam splitter that splits the light transmitted through the objective lens into a reference optical path in which a reference mirror is provided and a measuring optical path in which the measuring object is placed, and that superposes... Agent: Mitutoyo Corporation

20120099116 - Thickness variation measuring device, system using same, surface microscope using same, thickness variation measuring method, and surface image acquiring method using same: Provided are an apparatus for measuring a thickness change, a system using the apparatus, a morphology microscope using the apparatus, a method of measuring a thickness change, and a method of acquiring a morphology image by using the measuring method, by which a minute thickness change may be precisely and... Agent:

20120099118 - Optical position-measuring device: An optical position-measuring device includes a light source, a measuring reflector movable in space, a detection unit and a light-beam deflection unit that can align at least one beam of rays, emitted by the light source, in the direction of the measuring reflector. The light-beam deflection unit includes a cardan... Agent:

20120099117 - Single laser beam measurment system: A single laser beam measurement system employing retro-reflective striped targets is disclosed having an error correction mechanism which compensates for errors arising from the target not being square to a laser scanning beam.... Agent:

20120099119 - Laser-based coordinate measuring device and laser-based method for measuring coordinates: A laser based coordinate measuring device measures a position of a remote target. The laser based coordinate measuring device includes a stationary portion, a rotatable portion, and at least a first optical fiber. The stationary portion has at least a first laser radiation source and at least a first optical... Agent: Faro Technologies Inc.

20120099120 - Exposure condition determining method and surface inspection apparatus: There is provided an exposure condition determining method for determining an exposure condition for an exposure-objective substrate having a plurality of semiconductor pattern features formed by predetermined exposure on a surface thereon, the method including, irradiating an illumination light onto a surface of a substrate, which has the pattern features,... Agent:

20120092642 - Distance-measuring system: A distance-measuring system includes a light source, a light detector, and measuring optics for projecting light emitted by the light source to a target and for guiding light reflected from said target towards the light detector. The distance-measuring system also includes reference optics for guiding light emitted by the light... Agent: Trimble Jena Gmbh

20120092643 - System for the identification and/or location determination of a container handling machine: The invention relates to a system capable of determining in which lane a container handling machine is present below a quay crane or the like crane and/or capable of determining the correct location of a container handling machine in its driving direction (y) with respect to a quay crane or... Agent: Konecranes PLC

20120092644 - Evaluation device, measuring arrangement and method for path length measurement: An evaluation device, measuring arrangement and method for path length measurement. The evaluation device for path length measurement is configured to evaluate a measured signal which represents an intensity of a sequence of pulses of electromagnetic radiation as a function of time. The sequence of pulses has a repetition rate.... Agent: Carl Zeiss Ag

20120092645 - Multi-lidar system: An object of the present invention is to provide a method enabling measurement in a wider range than a conventional LIDAR system and capable of measuring airflow information, which is used to reduce shaking of an airframe when an aircraft collides with turbulence, in a shorter period, and a device... Agent: Japan Aerospace Exploration Agency

20120092646 - Gas sensor utilizing bandpass filters to measure temperature of an emitter: The invention relates to a sensor having a filter arrangement, downstream of which there is arranged a detector arrangement, and an evaluating device which is connected to the detector arrangement, the filter arrangement has at least a first filter, the suspect filter, which is configured as a band pass filter... Agent: Danfoss Ixa A/s

20120092647 - Optical sensing frame and display device therewith: The present invention relates to display devices, and more particularly to an optical sensing frame in which an infrared sensor module is fastened to a case top with a bracket to secure an assembly margin and prevent the infrared sensor module from mismatching with a liquid crystal display module by... Agent:

20120092648 - Optical system and sensor for checking value documents having such an optical system: An optical system having a plane anisotropic retroreflector portion which specularly reflects radiation components in a first plane of incidence, but retroreflects radiation components in a second plane of incidence, a first imaging portion which produces on the retroreflector portion a line-shaped intermediate image of an object point in an... Agent: Glesecke & Devrient Gmbh

20120092649 - Mapping concentrations of airborne matter: A method of mapping concentrations of airborne matter from an emission source of interest in an emission plume is provided. The method involves measuring airborne matter at one or more than one identified locations using an optical sensing instrument (OSI) operatively connected with one or more than one matter samplers... Agent: Golder Associates Ltd.

20120092650 - Biosensors based on optical probing and sensing: Apparatus, sensor chips and techniques for optical sensing of substances by using optical sensors on sensor chips.... Agent: Genalyte, Inc.

20120092651 - Multimode optical fiber insensitive to bending losses: A method of selecting a multimode optical fiber includes determining a first modal bandwidth value BW for each of a plurality of multimode optical fibers in a straight position and determining a second modal bandwidth value bBW for each of a plurality of multimode optical fibers in a bent position.... Agent: Draka Comteq France

20120092652 - Lens module tesing apparatus: An apparatus for testing a lens module includes a light source, a recording element, and an analyzing device. The lens module includes an actuator and a barrel. The light source emits a light beam towards the barrel. The light beam is reflected by the barrel and forms a light spot... Agent: Hon Hai Precision Industry Co., Ltd.

20120092654 - Non contact wheel alignment sensor and method: A method of determining alignment characteristics of a tire and wheel assembly mounted on a vehicle comprises projecting a light plane onto the tire and wheel assembly to form a reference illumination line, receiving a reflected image of the reference illumination line with a photo electric device, and determining a... Agent: Burke E. Porter Machinery Company

20120092653 - System and method of aligning a sample: A system and method of use thereof that enables determining and setting sample alignment based on the location of, and geometric attributes of a monitored image formed by reflection of an electromagnetic beam from a sample and into an image monitor, which beam is directed to be incident onto the... Agent:

20120092655 - Inspection system utilizing solid immersion lenses: An inspection system including a lens. In one instance, the lens is a solid immersion lens. The inspection system includes a component or components for providing a self aligning solid immersion lens arrangement in order to allow at most a small distance between the solid immersion lens and a device... Agent:

20120092656 - Defect inspection method and defect inspection apparatus: Provided is a method for inspecting a defect on a surface of a sample, the method including the steps of comparing a haze signal distribution with a predetermined light intensity distribution to calculate pixel shift amounts of detection signals; and adding up shift corrected detection signals to detect a defect.... Agent:

20120092657 - Method of defect inspection and device of defect inspection: A method of inspecting defects and a device inspecting defects of detecting defects at high sensitivity and high capture efficiency even on various patterns existing on a wafer. In the device of inspecting defects, an illumination optical system is formed of two systems of a coherent illumination of a laser... Agent: Hitachi High-technologies Corporation

20120092658 - Preparing samples for optical measurement: We disclose an apparatus comprising: a hand-portable optical analysis unit including an optical interface; and a device configured to receive and releasably engage the hand-portable optical analysis unit. The device comprises: a housing; a sample unit in the housing; and a resilient member configured to bias the sample unit and... Agent:

20120092659 - Multi-parameter integrated cuvette pool: The invention provides a multi-parameter integrated cuvette pool having a plurality of cuvette pool cells. Adjacent cuvette pool cells are connected to each other through a connecting plate. A heat generation unit is arranged in each cuvette pool cell.... Agent: Changchun Jilin University Little Swann Instrument Col. Ltd.

20120092660 - Apparatus for performing sers: An apparatus for performing SERS includes a substrate and flexible nano-fingers, each of the nano-fingers having a first end attached to the substrate, a free second end, and a body portion extending between the first end and the second end, in which the nano-fingers are arranged in an array on... Agent:

20120092661 - Applications of laser-processed substrate for molecular diagnostics: Surface enhanced Raman Scattering (SERS) and related modalities offer greatly enhanced sensitivity and selectivity for detection of molecular species through the excitation of plasmon modes and their coupling to molecular vibrational modes. One of the chief obstacles to widespread application is the availability of suitable nanostructured materials that exhibit strong... Agent:

20120092662 - Coherent anti-stokes raman spectroscopy: A coherent anti-Stokes Raman spectroscopy (CARS) system comprises a laser light source for emitting pulsed light, a dichroic beam splitter for splitting a light pulse from the light source into a pump pulse and a Stokes pulse and directing these pulses along respective distinct paths, chirping means, e.g. dispersive glass... Agent:

20120092664 - Opaque additive to block stray light in teflon® af light-guiding flowcells: The present invention is directed to the use of a light absorbing wall material to eliminate stray light paths in light-guiding structures, such as those used for HPLC absorbance detection. More specifically, the present invention relates to the use of carbon-doped Teflon® AF, or “black Teflon® AF,” for all or... Agent: Waters Technologies Corporation

20120092663 - Transmission raman spectroscopy analysis of seed composition: The disclosure provides instrumentation for the Raman spectroscopy analysis of seeds or grains, which can be used to determine the composition of the seed, such as its protein and oil content. In some examples the instrumentation includes an illumination device that emits light in the near infrared range, a sample... Agent:

20120092666 - Interference filters with high transmission and large rejection range for mini-spectrometer: The invention relates to an interference filter (100) for receiving an incident light (135) and selecting a light component of the incident light to be transmitted (115). The interference filter (100) includes a metal mirror (110), a dielectric mirror (130), and a spacer (120) placed between the metal mirror (110)... Agent: Koninklijke Philips Electronics N.v.

20120092665 - Non-contact surface chemistry measurement apparatus and method: A surface chemistry measuring apparatus includes a processor, an array of tunable infrared laser spectrometers interfacing with the processor and configured for simultaneous measurement of surface chemistry across a surface to be measured using a range of infrared wavelengths and a display interfacing with the processor and adapted to display... Agent: The Boeing Company

20120092667 - Optical information analyzing device and optical information analyzing method: There are provided an optical information analyzing device and an optical information analyzing method in which a light receiving unit for receiving transmitted light is provided at a position directly facing an irradiating unit and which may increase the sensitivity of the received transmitted light by adjusting the position of... Agent: Furukawa Electric Co., Ltd.

20120092668 - Patterned polarization converter: The present invention provides a patterned polarization converter having multiple domains that can be used to convert input linear polarized light to output light with spatially varying polarization states, including domains that produce linearly polarized light and domains that produce circular polarized light based on the patterning of the domains.... Agent: The Hong Kong University Of Science And Technology

20120092669 - Measurement method and measurement system for measuring birefringence: A method measuring the birefringence of an object. A measurement beam having a defined input polarization state is generated, the measurement beam being directed onto the object. Polarization properties of the measurement beam after interaction with the object are detected in order to generate polarization measurement values representing an output... Agent: Carl Zeiss Smt Gmbh

20120092670 - Article, system, and method for color measurement: In one example, the article includes instructions for illuminating a color patch with a first illumination intensity, capturing a first color measurement of the color patch, adjusting the first illumination intensity to a second illumination intensity based on the first color measurement, illuminating the color patch with the second illumination... Agent:

20120092671 - Color measurement device and color measurement method: To press a medium using an appropriate pressing force and perform colorimetric measurement, a color measurement device for performing colorimetric measurement of a print pattern printed on a medium, the color measurement device comprising a pressing member for pressing the medium; a power source for outputting power for the pressing... Agent: Seiko Epson Corporation

20120092672 - Method and apparatus for detecting overlapped substrates: An apparatus and method for detection of overlapped substrates, that are at least opaque, analyses a high frequency component caused by speckle for a sudden drop therein. This high frequency component drops dramatically when overlapped substrates are present and therefore allows fast accurate recognition of an overlapped substrate condition. This... Agent:

20120092674 - Determination of electromagnetic properties of samples: Disclosed are methods and devices for measuring electromagnetic properties of samples. In one embodiment, a device is disclosed that includes a substantially two-dimensional measurement chamber comprising a reflective surface, where the reflective surface has a substantially elliptical shape that forms a part of an ellipse having a first focal point... Agent: Imec

20120092673 - Device and method for optically detecting gas: A device for optically detecting fluid comprises several optical fibres, each of which is provided with a sensor end and an opposite coupling end. Each of the sensor ends is provided with an optical sensor having reflective properties which depend on the concentration of the fluid to be detected at... Agent:

20120092675 - Method and device for detecting motion: d

20120092676 - All-fiber interferometric fiber optic gyroscope for inhibiting zero drift: A method for inhibiting zero drift of an all-fiber interferometric fiber optic gyroscope and a corresponding all-fiber interferometric fiber optic gyroscope are disclosed. The method comprises: reversing the polarity of an AC voltage applied to a PZT piezoelectric ceramic phase modulator according to a predetermined half-cycle time period, and making... Agent: Peking University

20120092677 - Image pickup apparatus and image pickup method using optical coherence tomography: m

20120092678 - Method and apparatus for colour imaging a three-dimensional structure: Provided is a device for determining the surface topology and associated color of a structure, such as a teeth segment, including a scanner for providing depth data for points along a two-dimensional array substantially orthogonal to the depth direction, and an image acquisition means for providing color data for each... Agent: Cadent Ltd.

20120092679 - Method and apparatus for occlusal position measurement and recording: The occlusal position of a patient is measured by means of light transmission through a layer of a polysiloxane which is not cross-linked. This material forms an exceptionally accurate impression of a patient's bite essentially instantaneously and enables subsequent recording and analysis of the bite in a matter of minutes.... Agent:

20120092680 - Methods and apparatus for real-time digitization of three-dimensional scenes: This concerns in part the invention disclosed by co-pending application, particularly to robust determination of features in projection patterns. Disclosed are novel methods and apparatus for obtaining range frame coordinates in moving scenes, where optical radiation is projected onto a scene in the form of dots and strips, where reflected... Agent:

20120092681 - Hole inspection: An apparatus is provided for inspecting holes in components. The apparatus includes a telecentric lens system positionable at a near end of a hole with an optical axis of the lens system aligned with the axis of the hole to image the interior of the hole. The apparatus further includes... Agent: Rolls-royce PLC

20120086933 - Evaluation device, measuring arrangement and method for path length measurement and measuring system and method for a coordinate measuring device and coordinate measuring device: An evaluation device for path length measurement configured to evaluate a measured signal representing an intensity of a sequence of pulses of electromagnetic radiation, particularly a sequence of light pulses, as a function of time, after the sequence has traveled through a path length to be measured. The sequence of... Agent: Carl Zeiss Ag

20120086932 - High resolution time-of-flight distance measurement device based on femtosecond laser: Disclosed is a high resolution time-of-flight distance measurement device based on a femtosecond laser, including a femtosecond laser light source, a polarization beam splitter, a balanced optical cross-correlator in which second harmonic pulses are generated using reference light and measurement light, wherein the second harmonic pulse that was primarily generated... Agent:

20120086934 - Slow-light fiber bragg grating sensor: In certain embodiments, an optical device and a method of use is provided. The optical device can include a fiber Bragg grating and a narrowband optical source. The narrowband optical source can be configured to generate light. A first portion of light can be transmitted along a first optical path... Agent: The Board Of Trustees Of The Leland Stanford Junior University

20120086935 - Identifiable visible light sources for fiber optic cables: A system that incorporates teachings of the present disclosure may include, for example, a method including generating a plurality of identifiable visible light sources having at least one constant visible light source and at least one oscillating visible light source and selectively applying, such as one at a time, at... Agent: At&t Intellectual Property I, L.p.

20120086936 - Method and system for measuring the propagation properties of a light beam: A system for obtaining a propagation factor for determining the performance of a light beam (32) includes a light sensor (10), a lens element (30) operable to focus a beam from a light source to be tested towards the sensor element (10); wherein the lens element is a variable focus... Agent: The Secretary Of State Foer Business Innovation Ans Skills Of /hermajesty's Britannic Government

20120086937 - Inspection system and method for fast changes of focus: An inspection system includes a first focusing unit configured to perform fast focus changes to a first focusing function applied to an incident light beam. A traveling lens acousto-optic device is arranged to receive the light beam focused by the first focusing function and produce focused spots using a plurality... Agent:

20120086938 - Analysis of an acoustically separated liquid: An analyser is provided comprising a sample chamber for holding a liquid sample containing particles and an ultrasound source acoustically couplable to the sample chamber to supply resonant ultrasound energy for acoustically concentrating particles in the liquid sample in nodal planes established thereby. A probe is also provided which is... Agent: Foss Analytical A/s

20120086939 - Detecting small amounts of substances: In determining whether an object contains e.g. a hazardous substance or molecules of a hazardous substance the object is illuminated with light of a definite wavelength. A telescope collects and concentrates light scattered by the object and a plurality of individual picture elements in a picture element array in a... Agent: Totalforsvarets Forskningsinstitut Foi

20120086940 - Method of determining an asymmetric property of a structure: Methods of determining asymmetric properties of structures are described. A method includes measuring, for a grating structure, a first signal and a second, different, signal obtained by optical scatterometry. A difference between the first signal and the second signal is then determined. An asymmetric structural parameter of the grating structure... Agent:

20120086941 - Vehicular headlight adjustment apparatus and method of use: Disclosed and claimed herein is an apparatus for the alignment of headlight beams and the method of use of the apparatus. A headlight alignment stand (100) positions one or more alignment panels (200) for level calibration of the apparatus and for calibration of one or more vehicle headlights.... Agent:

20120086942 - Oil state monitoring method and oil state monitoring device: Disclosed are an oil state monitoring method and an oil state monitoring device which monitor the state of degradation of oil used in machinery or equipment. In monitoring the oil state by the oil state monitoring method and by the oil state monitoring device, oil used in machinery or equipment... Agent: National University Corporation University Of Fukui

20120086943 - Process for producing nanoparticle monolayers: In the formation of the nanoparticle monolayer on a substrate, said substrate is immersed as the anode or cathode together with an opposite electrode of the cathode or anode in a solution in which nanoparticles are suspended in a dispersion medium, and then a direct-current voltage is applied to electrophoretically... Agent: Tokyo Institute Of Technology

20120086944 - Speckle jitter sensor: A jitter sensor including a light source and a light sensor utilizes speckle pattern analysis to detect motion.... Agent:

20120086945 - Tunable interference filter, optical module, photometric analyzer, and manufacturing method of tunable interference filter: A tunable interference filter comprising a first substrate, a second substrate facing the first substrate, a first reflection film formed on the first substrate, a second reflection film formed on the second substrate, the second reflection film facing the first reflection film by interposing a gap, and a gap adjustable-part... Agent: Seiko Epson Corporation

20120086946 - Sagnac fourier transform spectrometer having improved resolution: A Sagnac interferometer can include a beamsplitter arranged to receive an input beam of light of a design wavelength, to split the input beam of light into first and second beams that counter propagate around an optical path, and to recombine the first and second beams into an output beam... Agent:

20120086947 - Generator protection system: A temperature sensor is disclosed. The sensor includes an optical fiber and at least one twin-grating structure formed on the optical fiber. Each twin-grating structure includes a first optical grating structure, a second optical grating structure adjacent the first optical grating structure, and a sensing cavity disposed between the first... Agent:

20120086948 - Optical coherence tomography apparatus for enhanced axial contrast and reference mirror having multiple planes for the same: In the OCT apparatus, the reference mirror is a mirror having a multi-layer structure having at least two planes and includes a first plane and at least one second plane having a height difference corresponding to ¼ length of a central wavelength of the light source or an odd multiple... Agent: Electronics And Telecommunications Research Institute

20120086949 - Tunable and switchable multilayer optical devices: A multilayer optical device includes an arrangement, on a substrate, of a first layer, a second layer, and a space therebetween. The second layer is a thin-film. The arrangement of the first and second layers and the space therebetween produces transmitted, reflected, or dispersed spectrally modified electromagnetic energy from electromagnetic... Agent:

20120086950 - Shape measuring apparatus and shape measuring method: A shape measuring apparatus that measures a three-dimensional shape of a measuring target has a lighting device that irradiates the measuring target placed on a stage with light, an imaging device that takes an image of the measuring target, a shape calculating device that calculates orientations of normals at a... Agent: Omron Corporation

20120086951 - Optoelectronic sensor: An optoelectronic sensor (10) is provided with a plurality of light transmitters (14) and light receivers (26) that form between one another a field (20) of mutually parallel monitoring beams (18), wherein beam shaping optics (16, 24) are assigned to the light transmitters (14) and the light receivers (26). The... Agent: Sick Ag

20120086952 - Providing thermal compensation for topographic measurement at an elevated temperature using a non-contact vibration transducer:

20120086953 - Methods and systems for realizing reduced complexity in three-dimensional digitizer systems: A simplified system and method for synchronizing a three dimensional digitizers is disclosed. Various three dimensional digitizers utilize detected light sequences received from a probe as a synchronization signal negating the need for complex synchronization circuitry and communication signals. One embodiment utilizes no transmitted synchronization signal, but relies on embedded,... Agent: Boulder Innovation Group Inc.

20120081692 - Distance measuring instrument: The invention provides a distance measuring instrument, comprising a light emitting unit 13 for emitting a distance measuring light, a photodetecting unit 14 for receiving and detecting a reflected distance measuring light from an object to be measured and a part of the distance measuring light emitted from the light... Agent: Kabushiki Kaisha Topcon

20120081690 - Measuring method and measuring instrument: The invention provides a measuring instrument, comprising a telescope, a distance measuring unit, an image pickup unit, angle detecting units for detecting a vertical and horizontal angle in the sighting direction, an automatic sighting unit, an arithmetic unit, and a storage unit. The arithmetic unit makes the telescope rotate in... Agent: Kabushiki Kaisha Topcon

20120081691 - Measuring method and measuring instrument: The invention provides the measuring method for performing monitoring measurement on a plurality of measuring points by using a measuring instrument 1, which comprises a telescope unit for performing sighting of a measuring point where an initial value is already known, a distance measuring unit 29 for measuring a distance... Agent: Kabushiki Kaisha Topcon

20120081693 - System for demodulating a signal: e

20120081694 - Optical scanning and imaging systems based on dual pulsed laser systems: The invention relates to scanning pulsed laser systems for optical imaging. Coherent dual scanning laser systems (CDSL) are disclosed and some applications thereof. Various alternatives for implementation are illustrated, including highly integrated configurations. In at least one embodiment a coherent dual scanning laser system (CDSL) includes two passively modelocked fiber... Agent: Imra America, Inc.

20120081695 - Mobile phone hyperspectral imager with single-frame spatial, spectral and polarization information: A portable spectroscopic device for acquiring single-frame spatial, spectral, and polarization information of an object. The device includes a modular dispersion element assembly that is coupled to a mobile computing device and disperses light into a plurality of different wavelengths. The mobile computing device includes a sensor and is configured... Agent: Booz, Allen & Hamilton

20120081696 - Distributed optical chemical sensor: The invention relates to a sensor system comprising a waveguide, which waveguide comprises a grating in at least a part of the waveguide, which waveguide further comprises a coating, the coating comprising a polymer, which polymer comprises a chain, in which chain are present an aromatic group and a chemical... Agent: Nederlandse Organisatie Voor Toegepastnatuurwetenschapelijk Onderzoek Tno

20120081697 - Lens meter: A lens meter comprises: a measurement optical system including a light source, a measurement target plate, a light receiving sensor, a lens table having an opening where a measurement optical axis of the measurement optical system passes; a frame support member including a frame support plate that contacts a left... Agent: Nidek Co., Ltd.

20120081699 - Downhole gas breakout sensor: A downhole fluid analysis tool has a housing and a flow passage for downhole fluid. A device disposed in the tool housing relative to the flow passage has a one or more sources, one or more sensing optics, one or more detectors, and control circuitry. The source generates an input... Agent: Precision Energy Services, Inc.

20120081698 - Refractive index sensor for fluid analysis: A refractive index sensor having one or more sources, an adaptive optical element or scanner, imaging optics, a sensing optic, and one or more detectors. The scanner impinges a signal from the source into the sensing optic and onto a sensor-sample interface at sequential angles of incidence. The detector response... Agent: Precision Energy Services, Inc.

20120081700 - Optical measurement system: An optical measurement system includes a holder, a bracket, a plurality of optical sensors, a motor and a processing unit. The holder is provided for holding a test light source at the origin of a spherical coordinate system. The optical sensors are located on the bracket at different elevation angles... Agent:

20120081701 - Method and apparatus for inspecting a surface of a substrate: The present invention provides a method and apparatus for inspecting a surface of a substrate. The apparatus includes: a rotatable stage on which a substrate to be inspected is placed; an inspection optical system having an illumination light source for emitting light to a substrate placed on the stage and... Agent: Hitachi High-technologies Corporation

20120081702 - Method of inspecting semiconductor device: Reliability of a semiconductor device is improved. In a flatness inspection of BGA (semiconductor device), there is formed a flatness standard where a permissible range in the direction of (+) of flatness at normal temperature is smaller than a permissible range in the direction of (−). With use of the... Agent: Renesas Electronics Corporation

20120081703 - Highly efficient plamonic devices, molecule detection systems, and methods of making the same: A plasmonic device has a plurality of nanostructures extending from a substrate. Each of the plurality of nanostructures preferably includes a core, a coating of intermediate material covering at least a portion of the core, and a coating of a plasmonic material. Devices are preferably manufactured using lithography to create... Agent: Nant Holdings Ip, LLC

20120081704 - Fiber bundle for high efficiency, spatially resolved coupling: Optical fibers are utilized to provide high efficiency, spatially resolved coupling of light from collection optics to an imaging spectrometer. In particular, a micro lens array may be utilized to couple light from multiple spatial locations into individual optical fibers. At the opposite end of the fiber bundle, the fibers... Agent: Battelle Memorial Institute

20120081705 - Two material achromatic prism: A spectrometer comprises a detector array and a prism. The prism comprises a first prism element comprising a substantially crystalline crown material, and a second prism element contacting the first prism element, the second prism element comprising a substantially crystalline flint material. The spectrometer further includes optics configured to direct... Agent: Raytheon Company

20120081706 - Two material achromatic prism: A spectrometer comprises a detector array and a prism. The prism comprises a first prism element comprising a substantially crystalline crown material, and a second prism element contacting the first prism element, the second prism element comprising a substantially crystalline flint material. The spectrometer further includes optics configured to direct... Agent: Raytheon Company

20120081707 - Shear flow device and methods of use: The present invention relates to shear flow device 100 comprising cell 110, wherein the cell is static and comprises stationary plates 110a and 110b, and movable slide 130. The device of the present invention can be used in methods of orienting molecules for LD measurement and in methods for creating... Agent:

20120081708 - Integrated embedded processor based laser spectroscopic sensor: A novel low-power and compact laser spectroscopic sensor is described herein. Embodiments of the disclosed sensor utilize state-of-the-art microprocessors and digital processing techniques to reduce power consumption and integrate functions into a small device. In particular, novel software methods are disclosed which allow the use of low-power microprocessors which draw... Agent: William Marsh Rice University

20120081709 - High speed fluid switch: A high speed fluid switch is used to separate desired particles from a source stream containing particles, such as cells. A droplet generator creates and regulates a stream of droplets, which intersects with a source stream containing the particles to be sorted. The stream of droplets can be regulated such... Agent:

20120081710 - Method to determine the satin-effect on metal plated substrates: Subject of the present application is a method to determine the satin-effect on metal plated substrates comprising the following steps: i) irradiate the sample with light, ii) detect the intensity distribution of the scattered light, iii) determine at least one of the following parameters:—the Aq value of the intensity distribution,... Agent:

20120081711 - Position-measuring device: A position-measuring device is suited for detecting the relative position of a scanning unit and a reflection measuring grating movable relative thereto in at least one measuring direction. The scanning unit includes a primary light source as well as at least one detector assembly in a detection plane. A periodic... Agent:

20120081712 - Method for determining the position of a structure within an image and position measuring device for carrying out the method: A method is provided for determining the position of a structure within an image relative to a reference point, in which the structure has a center of symmetry, the method comprising: providing an image which comprises the structure and which has a reference point, carrying out at least one symmetry... Agent: Carl Zeiss Sms Gmbh

20120081714 - Dimensional detection system calibration method: An improved dimensional detection system is portable and can be used to characterize a workpiece. The dimensional detection system employs as few as a single focused light source and as few as a single camera along with a calibration data set to convert the illuminated pixels of an image of... Agent:

20120081713 - Test block for use in a welding process: A method and test block for controlling weld penetration depth in a work piece are disclosed. The test block simulates a work piece relative to a welding process of the work piece. The test block includes a test welding path. The test welding path replicates a production welding path on... Agent: