Optics: measuring and testing inventions 02/07

20070041005 - Fingerprint sensor using microlens: Provided is a fingerprint sensor using a microlens including the microlens changing a path of light reflected by a fingerprint structure, and an optical-TFT checking the fingerprint structure from the light whose path is changed. Since the microlens including the spherical lens to change the path of light is provided,... Agent: Blakely Sokoloff Taylor & Zafman

20070041006 - System and method for monitoring an optical communication system: A monitoring system and method may be used to monitor an optical communication system. A monitoring system and method may be used to derive loop gain data sets from optical time domain reflectometry (OTDR) or coherent optical time domain reflectometry (COTDR) data. A monitoring system and method may also use... Agent: Grossman, Tucker, Perreault & Pfleger, PLLC

20070041007 - Light adjustable aberration conjugator: A method of correcting aberrations in an optical system by applying a light adjustable aberration conjugator layer to a component of the system, determining the nature of the aberration, applying radiation to the conjugator layer such as to change the refraction and/or shape of the conjugator layer to compensate for... Agent: Dallas Office Of Fulbright & Jaworski L.L.P.

20070041008 - Three-dimensional reconstruction of surface profiles: A method for reconstructing the profile of strictures on surfaces. According to said method, at least two images of the same area of the surface that is to be analyzed are evaluated, said images being recorded from a nearly vertical perspective, for example, and the surface being illuminated from different... Agent: Akerman Senterfitt

20070041009 - Capillary tube flow cell: Provided is a capillary tube flow cell used in analyses at very low flow rates and, particularly, in liquid chromatographic analyses. To ensure that high detection sensitivity and low noise can be realized, a flow cell which houses a liquid sample and exposes the liquid sample to radiant light for... Agent: Hahn Loeser & Parks, LLP

20070041011 - Fast time-correlated multi-element photon detector and method: Photons emitted from a sample responsive to being excited by laser pulses are directed through a prism onto a photomultiplier tube having several spaced-apart anodes. The prism alters the path of each photon as a function of its wavelength so that the wavelength determines the anode to which the photon... Agent: Dorsey & Whitney LLP Intellectual Property Department

20070041010 - Method for quickly determining qualities/qualitative changes in any system: The invention relates to a method for testing the slightest quality differences or quality features of any objects and agents interacting therewith based on measuring the percentage scatter of “ultraweak” photon emissions (“biophotons” in biological systems) and the delayed luminescence in a scatter chamber (darkroom). These scatter percentages can vary... Agent: Buchanan, Ingersoll & Rooney PC

20070041012 - Method and apparatus for detecting biomolecular interactions: Method and apparatus for detecting biomolecular interactions. The use of labels is not required and the methods may be performed in a high-throughput manner. An apparatus for detecting biochemical interactions occurring on the surface of a biosensor includes a light source. A first optical fiber is coupled to the light... Agent: Mcdonnell Boehnen Hulbert & Berghoff LLP

20070041013 - A light scattering and imaging optical system: An optical element for conveying scattered and image light to several detectors. The optical element may have the properties of a diffractive beam splitter and imaging lens. The detected light may be from an illuminated target. Further, there may be an optical element for conveying scattered light from a target... Agent: Honeywell International Inc.

20070041014 - Simultaneous 4-stokes parameter determination using a single digital image: A method for determining and displaying polarization profiles of points in a scene from a single imaging detector array, which utilizes a filter system comprised of a retarder, four linear polarizers, four lenses, a color filter, camera lens and CCD video camera. Light from points in a scene are transmitted... Agent: U.s. Army Tacom Attn: Amsta-lp/281

20070041015 - Alignment measurement arrangement and alignment measurement method: The invention provides an alignment measurement arrangement having a broadband source, an optical system and a detector. The broadband source is arranged to generate a radiation beam with a first and second range of wavelengths. The optical system is arranged to receive the generated radiation beam, produce an alignment beam,... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20070041016 - Method of processing signals obtained from scanning textile fabrics: The invention relates to a method of processing signals obtained from scanning textile fabrics (1). To provide a method which makes it possible to evaluate the faults (4, 5, 6) in a fabric in a highly differentiated way and which results in targeted actions on the basis of the faults... Agent: Buchanan, Ingersoll & Rooney PC

20070041017 - System and method for time resolved spectroscopy: A system for time resolved spectroscopy comprises a CCD device arranged to receive a time varying spectrum. Time resolved spectroscopy is the analysis of a spectrum that varies with time due to any cause. The variation with time of the spectrum may be due, for example, to (i) changes of... Agent: Venable LLP

20070041018 - Rotary wedge scanner: There is provided a scanning system, including a main housing, and at least one optical wedge (12) rotatable about a shaft means (40) located within the main housing, wherein a laser beam having an optical axis and incident on the optical wedge (12), is refracted at least once by the... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070041019 - Rugged fabry-perot pressure sensor: A pressure sensor (100) and system for measuring pressure changes, especially in harsh environments, is described. The pressure sensor has a Fabry-Perot optical cavity formed within a tube (115) with a partial reflective mirror (130) provided by an end of an optical fiber (105) and a reflective mirror (135) provided... Agent: John K Fitzgerald Fulwider Patton

20070041021 - Method and apparatus for characterization of the response of optical devices: Techniques for characterizing the response of an optical device comprising modulating at least one signal using the device; coupling the modulated signal with a reference signal in a variety of ways; detecting the coupled signals; and obtaining the response of the modulator by analyzing the detected signals, are described. In... Agent: Patterson & Sheridan, LLP/ Lucent Technologies, Inc

20070041020 - Method and apparatus for direct detection of signals from a differential delay heterodyne interferometric system: A direct detection method and apparatus for a fiber optic acoustic sensor array systems using an in-line Michelson sensor TDM array and an interferometric section having two acousto-optic modulators that produce optical pulses that are frequency shifted with respect to each other. Direct detection is accomplished according to the equation:... Agent: Snell & Wilmer LLP

20070041022 - Interferometer for measuring perpendicular translations: An interferometer provides a large dynamic range for perpendicular displacement measurements. In operation, a measurement reflector on an object reflects a measurement beam to an overlying Porro prism, and a reference reflector on the object returns a reference beam to the interferometer. A second Porro prism in the interferometer can... Agent: Agilent Technologies Inc.

20070041023 - Measurement data processing method and apparatus: An object of this invention is to provide a technique to decrease the systematic error such as the distortion aberration in the non-contact light measurement and to realize the absolute value measurement with high accuracy. A measurement data processing method according to this invention includes: obtaining measured coordinate values that... Agent: Staas & Halsey LLP

20070041024 - Sensor device and stage device: According to one aspect of the invention, there is provided a sensor device which is capable of detecting a state of a movable stage using an easily manufacturable reference grating and capable of improving the accuracy of detection. The sensor device comprises a reference grating which has a configuration that... Agent: Squire, Sanders & Dempsey L.L.P.

20070035718 - Non-contact optical imaging system for biometric identification: An optical system for imaging the features, ridges, and height variations of an object by exploiting the properties of specular reflection of light to maximize the contrast of the features, ridges, and height variations. The system provides a non-contact method of imaging objects suitable for biometric identification, such as the... Agent: Mcnichols Randick O'dea & Tooliatos, LLP

20070035719 - Plastic packaging having a marker material: A package including a container and closure, and a method of authenticating same. In the package or a portion thereof, a marker material is dispersed into a base material and can be detected in the aftermarket by absorption spectroscopy to establish the authenticity of a product contained in the package.... Agent: Owens-illinois, Inc.

20070035721 - Light-collecting apparatus and contact-type solid-state imaging apparatus using the same: The present invention provides a contact-type solid-state imaging apparatus which realizes high resolution and high sensitivity, and also implements downsizing and lowering the cost of the contact-type solid-state imaging apparatus. Each pixel includes a protection glass plate, a light-collecting device, a light-receiving device, a semiconductor integrated circuit, a light emitting... Agent: Greenblum & Bernstein, P.L.C

20070035720 - Method and apparatus for testing fibres: According to the present invention there is also provided an apparatus for estimating the fiber fineness of a known mass of fibers, the apparatus including: an image capturing device for capturing either i) all of the fibers selected for testing or ii) a fraction thereof, in one or more images;... Agent: Merchant & Gould PC

20070035722 - System for measuring the wavelength dispersion and nonlinear coefficient of an optical fiber: A method of simultaneously specifying the wavelength dispersion and nonlinear coefficient of an optical fiber. Pulsed probe light and pulsed pump light are first caused to enter an optical fiber to be measured. Then, the power oscillation of the back-scattered light of the probe light or idler light generated within... Agent: Cantor Colburn, LLP

20070035723 - Image display device and light source device: An image display device includes a laser light source, a wavelength conversion element converting a wavelength of a light beam emitted from the laser light source into a predetermined wavelength, and a light modulating device modulating the laser beam output from the wavelength conversion element, wherein the laser beam emitted... Agent: Oliff & Berridge, PLC

20070035724 - Nanoparticles functionalized probes and methods for preparing such probes: The present invention provides probes functionalized with nanoparticles, methods for binding nanoparticles to the probes and the use of such probes in nanometer scale imaging techniques. More specifically, the present invention provides a tip device having at least a portion thereof with an outer surface bound to at least one... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20070035725 - Defect inspection apparatus, sensitivity calibration method for the same, substrate for defect detection sensitivity calibration, and manufacturing method thereof: A reference substrate for defect detection sensitivity calibration has: patterns and programmed defective portions which are cone defects with different sizes and are formed at random on a silicon substrate. By using reference substrate for defect detection sensitivity calibration, it is possible to obtain an index, usable in manufacturing management,... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20070035726 - Defect inspection apparatus, sensitivity calibration method for the same, substrate for defect detection sensitivity calibration, and manufacturing method thereof: A reference substrate for defect detection sensitivity calibration has: patterns and programmed defective portions which are cone defects with different sizes and are formed at random on a silicon substrate. By using the reference substrate for defect detection sensitivity calibration, it is possible to obtain an index, usable in manufacturing... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20070035727 - Closed region defect detection system: A method and apparatus for inspecting specimens or patterned transmissive substrates, such as photomasks, for unwanted particles and features, particularly those associated with contacts, including irregularly shaped contacts. A specimen is illuminated by a laser through an optical system comprised of a laser scanning system, individual transmitted and/or reflected light... Agent: Smyrski Law Group, A Professional Corporation

20070035728 - Methods and systems for detecting defects in a reticle design pattern: Computer-implemented methods and systems for detecting defects in a reticle design pattern are provided. One computer-implemented method includes acquiring images of a field in the reticle design pattern. The images illustrate how the field will be printed on a wafer at different values of one or more parameters of a... Agent: Daffer Mcdaneil LLP

20070035729 - Non-invasive identification of fluorescent dyes in historic textiles by matrix transfer-surface enhanced raman scattering: A new process is presented to non-invasively identify organic dyes in historic textiles and other works of art. A small gel bead loaded with a SERS substrate is used to gently extract microscopic amounts of dyes from works of art, without the need to remove a sample and separately extract... Agent: Patent Docket Clerk Cowan, Liebowitz & Latman, P.C.

20070035730 - Enhanced signal detection of optically encoded particles via flare: Methods of, and systems for, detecting an airborne material. In a first preferred embodiment, a method is provided that includes deploying a cloud of optical sensors, illuminating at least a portion of the cloud with a flare, and detecting the cloud using the illumination provided by the flare. Preferably, the... Agent: Thompson Coburn, LLP

20070035731 - Direct alignment in mask aligners: The invention relates to a method for aligning two flat substrates with one another, wherein each substrate has at least one aligning mark for mutual alignment, particularly for aligning a mask with a wafer before exposure. After aligning the two substrates in a first aligning step by optically determining the... Agent: Ohlandt, Greeley, Ruggiero & Perle, LLP

20070035732 - Microplate reader with intelligent filter slide: Microplate reader (21) with a computer for controlling the components of said microplate reader (21), comprising a light source (15) for emitting light for irradiating samples (22) or transmitting light through samples (22), and a filter slide (1) situated in the excitation or detection beam path. The microplate reader (21)... Agent: Notaro And Michalos

20070035733 - Sheet-surface analyser and method of analysing a sheet-surface: The present invention relates to a sheet-surface analyser (10) including illuminating means (32) for casting shadows on the sheet-surface; capturing means (36) for capturing an image of the shadows; analysing means (40) for analysing the captured image to thereby analyse the sheet surface; and curving means (22) for curving the... Agent: Knoble, Yoshida & Dunleavy

20070035734 - Device and method for measuring the optical properties of an object: A device for measuring the optical properties of an object, particularly of a chemical and/or biological sample, comprises an illumination light source for illuminating the object. Further, an excitation light source is provided for illuminating the object, wherein the radiation of the excitation light source being suited to change the... Agent: Ohlandt, Greeley, Ruggiero & Perle, LLP

20070035736 - Spectral imaging for downhole fluid characterization: The present invention contemplates implementation of transitory downhole video imaging and/or spectral imaging for the characterization of formation fluid samples in situ, as well as during flow through production tubing, including subsea flow lines, for permanent and/or long term installations. The present invention contemplates various methods and apparatus that facilitate... Agent: Schlumberger K.k. Attn: Intellectual Property Counsel

20070035735 - Sub-image acquistion through scattering media such as smoke and fog: A concept for improving signal to background for images obtained in a scattering medium such as smoke and fog has been described. This concept can be used to develop instrumentation potentially useful for firefighters or other rescue workers as well as law enforcement and military personnel. Additional applications are use... Agent: John P. Wooldridge

20070035737 - Method and apparatus for composition analysis in a production logging environment: Methods and apparatus for analyzing a hydrocarbon mixture are disclosed, comprising at least one light-emitting diode (LED) and at least one photodetector positioned to detect energy transmitted by the LED through a sample of the hydrocarbon mixture. In at least one embodiment an optical filter is coupled to the output... Agent: Schlumberger-doll Research Attn: Intellectual Property Law Department

20070035738 - Method and apparatus for determining characteristics of particles in a fluid sample: A system for determining a parameter of interest of at least one particle in a sample of a fluid obtained from a formation, comprises a view cell containing at least a portion of the sample and at least one window for viewing the sample. A light source illuminates the sample.... Agent: Paul S Madan Madan, Mossman & Sriram, PC

20070035739 - Portable electronic device with changeable color and method for manufacturing the same: An exemplary portable electronic device (10) includes a frame (13). A color changing layer (20) contains a color-changeable material and is coated onto the frame. The portable electronic device utilizes the color changing layer to change colors, thereby achieving a color-change function of the portable electronic device. A method of... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang Jeffrey T. Knapp

20070035740 - Optical instrument: An optical system comprising an optical instrument and a processing unit. The optical instrument may comprise an illumination source and a sensor. The processing unit may comprise a data storage having stored thereon a characterization of the illumination source and a characterization of the sensor. The processing unit may also... Agent: Kirkpatrick & Lockhart Nicholson Graham LLP

20070035741 - Temperature stabilized single mode fiber connectors in semiconductor source spectroscopy system: A method and system for controlling the temperature of the single mode fiber connectors and single mode, polarization maintaining fiber connectors, which that are used in the semiconductor source spectroscopy systems, is described to stabilize the system against baseline drift. Research and modeling has identified the source of thermally induced... Agent: Houston Eliseeva

20070035742 - Beam shear reduction in interferometry systems: In certain aspects, the invention features interferometry systems that include an input assembly positioned to receive a beam emitted from a light source comprising a first component beam and a second component beam, the input assembly being configured to change a dimension of one of the component beams relative to... Agent: Fish & Richardson PC

20070035743 - Apparatus, methods and storage medium for performing polarization-based quadrature demodulation in optical coherence tomography: Apparatus, method and storage medium which can provide at least one first electro-magnetic radiation to a sample and at least one second electromagnetic radiation to a reference, such that the first and/or second electromagnetic radiations have a spectrum which changes over time. In addition, a first polarization component of at... Agent: Dorsey & Whitney LLP Intellectual Property Department

20070035744 - Device and method for a combined interferometry and image-based determination of geometry, especially for use in micro system engineering: The apparatus according to the invention comprises an object lens which can operate in at least two different measuring modes. In a first, interference mode a workpiece is measured by means of interference optometry. In a second, imaging measuring mode an optical image is produced, for example, on a camera-like... Agent: Ronald S. Lombard Patents And Trademarks

20070030473 - System for detecting an empty vehicle seat: A system for detecting an empty vehicle seat includes an emitter mounted in the vehicle seat and a sensor for detecting changes in radiation produced by the emitter, wherein the changes in radiation may indicate whether an object is in the vehicle seat. A heater may be mounted in the... Agent: Foley And Lardner LLP Suite 500

20070030474 - Optical range finder: The present invention is intended to provide an optical range finder that is simple in structure and is easy to manufacture. The optical range finder includes a light emitter for emitting a measurement light, an aligning objective lens system for aligning the measurement light emitted from said light emitter, a... Agent: Wallenstein & Wagner, Ltd.

20070030475 - White-light spectral biometric sensors: Methods and systems are provided for performing a biometric function. A purported skin site of an individual is illuminated with white light. Light scattered from the purported skin site is received with a color imager on which the received light is incident. Spatially distributed images of the purported skin site... Agent: Townsend And Townsend And Crew, LLP

20070030476 - Detection system for use in a sorting apparatus, a method for determining drift in the detection system and a sorting apparatus comprising such detection system: The present invention is related to a detection system for inspecting a continuous stream of products comprising means for determining the detection system induced variations in its output signal. The detection system comprises a reference element and an intermediate optical element, means for scanning a light beam over the product... Agent: Merchant & Gould PC

20070030477 - Systems configured to generate output corresponding to defects on a specimen: Systems configured to generate output corresponding to defects on a specimen and systems configured to generate phase information about defects on a specimen are provided. One system includes an optical subsystem that is configured to create interference between a test beam and a reference beam. The test beam and the... Agent: Baker & Mckenzie LLP

20070030478 - Method and apparatus for inspecting target defects on a wafer: A defect inspecting apparatus includes a first support unit supporting a standard sample having standard defects, a second support unit supporting a wafer having target defects, a light source irradiating an incident light to the standard sample or the wafer, a light receiving part collecting reflection light reflected from the... Agent: Marger Johnson & Mccollom, P.C.

20070030479 - Method of inspecting a defect on a substrate: In a method, with improved utilization of memory, of inspecting a defect on an object, the object is divided into a plurality of inspection regions. A plurality of levels is determined according to the numbers of defects, which are expected before detecting the defects, on the inspection regions. The defects... Agent: Marger Johnson & Mccollom, P.C.

20070030480 - Accomodating device for specimen slides: A receiving device for object holders comprises a base part. A plurality of centering elements are connected with the base part. The centering elements are arranged such that a plurality of receiving areas for receiving one object holder each are configured. The centering elements form a preferably circumferential centering frame... Agent: Paul D. Greeley Ohlandt, Greeley, Ruggiero & Perle, L.L.P.

20070030481 - Molecular detector arrangement: A detector assembly for detecting the presence of analyte molecules, in particular, proteins, uses both Surface Enhanced Raman Scattering (SERS) and Surface Plasmon Resonance (SPR) in synergy. The excitation laser used for SERS provides scattering from a reporter dye to which an analyte molecule is attached in the vicinity of... Agent: Stephen J Rosenman Seed Intellectual Property Law Group

20070030482 - Spectrophotometer with adjustable light pathlength: A spectrophotometer used to analyzing a sample. The spectrophotometer comprises a light source and a detector. An optical assembly defines at least one light path, the light path arranged to carry light from the light source through a sample, and received by the detector, wherein a pathlength of the light... Agent: Agilent Technologies Inc.

20070030483 - Littrow spectrometer and a spectral domain optical coherence tomography system with a littrow spectrometer: A compact conical diffraction Littrow spectrometer is disclosed. The distortion of the conically diffracted spectral component beams is compensated and as a result, the diffracted spectral beams can still be focused into a substantially straight line to shine onto a detector array. A spectral domain optical coherence tomography (SD-OCT) system... Agent: Stallman & Pollock LLP

20070030484 - Spectrograph with segmented dispersion device: A spectrograph is disclosed generally comprising a radiation source and a dispersion device that includes a plurality of segments arranged adjacently along a plane upon which the radiation is incident, where each of the segments disperses the radiation differently than adjacent segments. In certain embodiments, each segment can be rotated... Agent: St. Onge Steward Johnston & Reens, LLC

20070030485 - Multiple beam ellipsometer: An ellipsometric apparatus provides two impinging focused probe beams directed to reflect off the sample along two mutually distinct and preferably substantially perpendicular directions. A rotating stage rotates sections of the wafer into the travel area defined by two linear axes of two perpendicularly oriented linear stages. As a result,... Agent: Stallman & Pollock LLP

20070030486 - Laser centering jig: The invention relies on the visual persistence of the human eye to perceive a circle when a laser spot is rotated rapidly. A diode laser spot projector is temporarily attached to the spindle of a machine tool and projects a sharp spot on the work piece. As the spindle rotates,... Agent: Dan Gelbart

20070030487 - Gas detection method and gas detection device: The gas detector device comprises at least a VCSEL source and at least a light sensor for detecting a light beam having passed through a sample chamber containing a given gas to be detected. The detection signal of the sensor directly provided to or is time derivated by an electronic... Agent: Bachman & Lapointe, P.C.

20070030488 - Broad band referencing reflectometer: A spectroscopy system is provided which is optimized for operation in the VUV region and capable of performing well in the DUV-NIR region. Additionally, the system incorporates an optical module which presents selectable sources and detectors optimized for use in the VUV and DUV-NIR. As well, the optical module provides... Agent: Richard D. Egan O'keefe, Egan & Peterman, LLP

20070030489 - Sensor device for interference and plasmon-waveguide/interference spectroscopy: Methods for measuring a property of a sample material present at an interface of an emerging medium in a spectroscopic device include a sensor (10) featuring at least one dielectric member (14) disposed upon a entrant medium (12), with the dielectric member being of an optical thickness selected to produce... Agent: Quarles & Brady Streich Lang, LLP

20070030490 - High throughput holographic spectrometer using the multiplexed hologram: One embodiment of a system includes a sophisticated volume hologram for dispersing an incident optical signal with uniform spectrum over an input plane to an output pattern with non-uniform spatial-spectral information, where the sophisticated volume hologram includes a plurality of holograms that map different input wavelengths into a diverse spatial... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20070030491 - Fiber optic gyroscope: A light source 10 is connected sequentially through a single mode optical fiber and a coupler to one end of a polarization maintaining optical fiber, the other end of which is connected to an optical waveguide of an optical integrated circuit having a branching optical waveguide which has a polarizing... Agent: Gallagher & Lathrop, A Professional Corporation

20070030492 - Apparatus and method for sizing nanoparticles based on optical forces and interferometric field detection: Light from a laser source is split into a reference arm and a detection arm. The light in the detection arm is focused into a channel containing particles to be detected and is backscattered by the particles. The light in the reference arm is attenuated. The attenuated and backscattered light... Agent: Blank Rome LLP

20070030493 - Device and method for the measurement of the curvature of a surface: Therefore the device comprises a light source (2) for the irradiation of a light beam (3) onto the surface (1), in which a birefingent element (4) is arranged between light source (2) and surface (1), in which furthermore a detector (5) is arranged for the detection of the partial beams... Agent: Norris, Mclaughlin & Marcus, P.A.

20070024840 - Ultraviolet, infrared, and near-infrared lidar system and method: Pushbroom and flash lidar operations outside the visible spectrum, most preferably in near-IR but also in IR and UV, are enabled by inserting—ahead of a generally conventional lidar receiver front end—a device that receives light scattered from objects and in response forms corresponding light of a different wavelength from the... Agent: Peter I. Lippman

20070024841 - Device for precise distance measurement: An electronic method for distance measurement based on pulsed laser time-of-flight is provided. The method comprises generating a wave of outgoing radiant energy pulses having a substantially stable period for providing a wave of pulses reflected from a target object and then measuring reflected energy from the pulse wave over... Agent: Ip Focus Law Group, Ltd

20070024842 - Distance measurement device and distance measurement method: In a distance measurement device of the invention, a light divider separates pulsed light emitted from an ultrashort pulse fiber laser into reference light A and signal light. A scanning mirror unit irradiates an object with the signal light as a division of the pulsed light and receives scattered light... Agent: Oliff & Berridge, PLC

20070024844 - Methods and apparatus for identifying live eggs: Egg candling methods and apparatus are provided wherein black rot eggs can be identified and removed. A method of identifying live eggs includes illuminating eggs in a carrier with light from a light source; receiving light passing through each egg at a light detector; generating an output signal that corresponds... Agent: Myers Bigel Sibley & Sajovec

20070024843 - Methods and apparatus for maintaining effective operation of apparatus for candling avian eggs: Egg candling methods and apparatus are provided wherein the optical path between a light source and light detector is monitored for obscuring debris and/or malfunctions. A method of candling eggs includes illuminating an egg with light from a light source; receiving light passing through the egg at a light detector;... Agent: Myers Bigel Sibley & Sajovec

20070024845 - Measuring device and measuring method for determining distance and/or position: A measuring device is provided with a signal generator and a signal receiver, which is located at a measurable distance from the signal generator. The signal generator is designed for the emission of at least two signal beams covering in given relationship to each other an area and the signal... Agent: Frederick H. Gribbell Frederick H. Gribbell, LLC

20070024846 - Device for dark field illumination and method for optically scanning of object: The invention relates to a device for dark-field illumination for an optical testing device for scanning a plane surface of an object together with a method for optical scanning of a plane surface of an object in which the device according to the invention is used. The illumination device according... Agent: Houston Eliseeva

20070024847 - Spectroscopy probe and system for material processing systems: A process monitoring system determines a spectral response of a process material. This system has a tunable laser for generating an optical signal that is wavelength tuned over a scan band and an optical probe for conveying the optical signal to the process material and detecting the spectral response of... Agent: Houston Eliseeva

20070024848 - Method and apparatus for conducting raman spectroscopy using a remote optical probe: An optical probe assembly for conveying Raman pump light to a specimen and for conveying a Raman signature from the specimen to an optical spectrum analyzer, the optical probe assembly comprising a light guide, wherein the light guide comprises a core region and a surrounding cladding region, wherein the core... Agent: Mark J. Pandiscio Pandiscio & Pandiscio, P.C.

20070024849 - Wavelength normalized depolarization ratio lidar: A remote sensing optical system and method is disclosed that permits detection and discrimination of aerosols. The system outputs a plurality of wavelengths and is equipped with a polarization sensitive receiver capable of measuring the scattered energy in two orthogonal polarization states. By normalizing the depolarization to the total energy... Agent: Mcdermott Will & Emery LLP

20070024850 - Complete system identification of film-substrate systems using single-angle-of-incidence ellipsometry: a fast genetic algorithm: A method to dynamically and completely identify in real-time a transparent-film absorbing-substrate system: determine the film thickness and optical constant and the substrate optical constant, using any ellipsometer to measure only one pair of the two ellipsometric angles psi and del at only one angle of incidence and at only... Agent: Yasser A. Zaghloul

20070024851 - Method and smart device to determine the substrate optical constant and the film thickness of absorbing-film-absorbing-substrate systems in an absorbing medium using a closed-form formula and reflection ellipsometry: Seven methods to dynamically characterize in real-time the substrate of absorbing-film absorbing-substrate systems in an absorbing mediums: determine the substrate optical constant or the substrate optical constant and film thickness, depending on the method, using an ellipsometer to measure one or two pairs of the two ellipsometric angles psi and... Agent: Yasser A. Zaghloul

20070024852 - Dual wavelength optical analyser: An optical device for directing optical signals in a fluorescence-based analyser having first and second laser light sources for providing illuminating laser light at different wavelengths. The device comprises a band pass laser filter associated with each laser and arranged to allow laser light of the relevant wavelength of its... Agent: Dykema Gossett PLLC

20070024853 - Open path laser/optical communication systems and methods utilizing wavelengths between atmospheric and gaseous absorption lines: An open-path optical communication system has either optical or laser sources and communicates between the source and a detector. In a first embodiment, the laser source includes a gas cell in the laser cavity to regulate laser wavelengths based on the minimum absorption between spectral lines of the gas in... Agent: Smith Hopen, Pa

20070024854 - Heterodyne array detector: A method and apparatus for correcting an input beam that uses an array of detectors sensing a scanning fringe pattern to generate phase error information which can be corrected by a physically adjacent beam correction device such as an array of micro-electrical-mechanical-system (MEMS) mirrors.... Agent: Gates & Cooper LLP

20070024855 - Optical frequency measurement apparatus and optical frequency measurement method: An optical frequency measurement apparatus of the present invention includes: a coarse light frequency measurer that computes coarse light frequency (Fw) of measured input light based on a reference wavelength that is a wavelength of reference light; a pulsed light source that generates pulsed light including a plurality of optical... Agent: Osha Liang L.L.P.

20070024856 - Optical coherence imaging systems having a reduced effective linewidth and methods of using the same: Frequency domain optical coherence imaging systems have an optical source, an optical detector and an optical transmission path between the optical source and the optical detector. The optical transmission path between the optical source and the optical detector reduces an effective linewidth of the imaging system. The optical source may... Agent: Myers Bigel Sibley & Sajovec

20070024857 - Fiber optic interferometric sensor array: Fiber Optic Interferometric Sensors distributed in m groups (51, 52, . . . , 5m) of n sensors each, the n sensors of a same group being located at the same point and set into a star like arrangement around the input point of the group, and each of the... Agent: Foley And Lardner LLP Suite 500

20070024858 - Inner surface measuring apparatus: The inner surface shape of a hole, in particular, the inner surface shape of a hole the entry of which is narrow and which becomes wider further in from the entry, can be measured at a high level of accuracy. An inner surface measuring apparatus is provided which comprises: a... Agent: Kenyon & Kenyon LLP

20070024860 - Dual laser high precision interferometer: An absolute distance measuring device based on laser interferometry may combine coarse, intermediate, and highest resolution measurement techniques to find the absolute distance to a sample surface with high resolution. The device may provide at least two laser wavelengths simultaneously, to allow reduction or elimination of certain common-mode error components,... Agent: Oliff & Berridge, PLC

20070024862 - Interference measurement apparatus: A first beam having high coherence and a second beam having low coherence are multiplexed onto the same optical axis. This multiplexed beam is split into first and second multiplexed beams. The first multiplexed beam is directed towards a measurement reflection plane of an object to be measured, and the... Agent: Canon U.s.a. Inc. Intellectual Property Division

20070024863 - Interference measurement apparatus: A first beam having high coherence and a second beam having low coherence and having a central wavelength difference from that of the first beam are multiplexed onto the same optical axis. First and second multiplexed beams obtained by beam splitting are emitted at a measurement reflection plane and a... Agent: Canon U.s.a. Inc. Intellectual Property Division

20070024861 - Laser tracking interferometer: A laser tracking interferometer; a carriage rotatable about a center of the reference sphere; a laser interferometer that provides a retroreflector displacement signal, and a displacement gage that provides a displacement signal. A data processing apparatus computes displacement of the retroreflector with respect to the reference sphere. A position sensitive... Agent: Rankin, Hill, Porter & Clark LLP

20070024859 - Method for determining the refractive index during interferometric length measurement and interferometric arrangement therefor: The aim of the invention is to determine the refractive index and/or compensation of the influence of the refractive index during interferometric length measurement with the aid of an interferometer (13, 13′) impinged upon by at least two measuring beams (V2, V3) having at least defined frequencies with an approximately... Agent: Whitham, Curtis & Christofferson & Cook, P.C.

20070024864 - Position measurement apparatus and method and pattern forming apparatus and writing method: A position measurement apparatus includes a movable stage structure, a measurement unit using a laser to measure a moved position of the stage and to output a corresponding measured value, a first filter configured to attenuate a first component of a certain frequency region of the measured value outputted by... Agent: C. Irvin Mcclelland Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070024865 - Optical encoder having slanted optical detector elements for harmonic suppression: An optical encoder includes a source of a light beam, an optical grating that generates a spatial pattern of interference fringes, and an optical detector which includes generally elongated detector elements that sample the interference fringe pattern at spatially separated locations along the direction of motion of the grating. Each... Agent: David E. Huang, Esq. Bainwood Huang & Associates LLC

20070024869 - Diffraction grating based interferometric systems and methods: Diffraction grating based fiber optic interferometric systems for use in optical coherence tomography, wherein sample and reference light beams are formed by a first beam splitter and the sample light beam received from a sample and a reference light beam are combined on a second beam splitter. In one embodiment,... Agent: Lyon & Lyon LLP

20070024868 - Interferometers for optical coherence domain reflectometry...: An interferometer system includes an optical radiation source, an optical circulator connected between the optical radiation source and a sample location for transmitting optical radiation from the optical radiation-source to the sample location, an output of the optical circulator connected to direct optical radiation to an optical detector. Various embodiments... Agent: Renner Otto Boisselle & Sklar, LLP

20070024866 - Method of combining holograms: A method of combining holograms or phase images of an object is disclosed, where attributes of the data used to record two phase images of overlapping portions of the surface of an object are compared and used to match pixels of the two recordings. A relative tilt angle and direction... Agent: Schox PLC

20070024867 - Statistical method of generating a synthetic hologram from measured data: Multiwavelength interferometric images have the phase and/or frequency of the illuminating light corrected by statistically analyzing the data, and adjusting the phase and/or frequency until a statistical measure reaches a criterion.... Agent: Schox PLC

20070024870 - Apparatuses and methods for measuring head suspensions and head suspension assemblies: The present invention provides apparatuses and methods for determining spatial information of a workpiece surface positioned in a predetermined coordinate system. Apparatuses and methods of the present invention can be used to determine one or more coordinates of one or more measurement locations of a workpiece within a predetermined coordinate... Agent: Kagan Binder, PLLC

20070024871 - Method and apparatus for measuring thickness of thin films via transient thermoreflectance: A method for measuring the thickness of a film is based on monitoring a transient change of the reflectivity of the film following an impulsive heating. The method includes the steps of impulsively irradiating a surface of the film with an excitation pulse to cause a rise in temperature in... Agent: Philips Intellectual Property & Standards