Optics: measuring and testing inventions 07/07

20070171394 - Flagstick with integrated reflectors for use with a laser range finder: A system is provided for determining a distance to a target. In an exemplary embodiment, the system includes a pole and a distance measuring device. The pole includes a plurality of sockets formed in a surface of the pole above a selected lower reflecting point and a reflector mounted in... Agent: Foley & Lardner LLP

20070171393 - Laser straight ruler and method for measuring distance and projecting line using the straight ruler: A laser straight ruler having a main body and a beam scanner installed on the main body. A laser beam is scanned to form a beam spot on an object. A position sensing device receives a laser beam reflected by the object and senses a position of the beam spot.... Agent: Sughrue Mion, PLLC

20070171395 - Range sensing system: The invention relates to a solid-state range sensing system. As with previous solid-state range sensing systems, an energy source is activated and deactivated in a cyclic pattern with a selected source frequency. A receiver is adapted to sense the reflection of emitted energy from the target. The receiver includes a... Agent: Sheridan Ross PC

20070171396 - Laser radar device and method: A coherent laser radar or lidar device (2;20;84;90) for measuring wind speed is described that comprises a transmitter for transmitting a beam of light to a remote probe volume (6;54), a receiver for detecting back-scattered light and an analyser for calculating wind velocity at the remote probe volume from the... Agent: Nixon & Vanderhye, PC

20070171397 - Method and apparatus for detecting wind velocities by means of a doppler-lidar system: In the case of a method of detecting wind velocities by means of a Doppler-lidar system (10), a laser beam of a defined frequency generated by means of a laser (11) is emitted by a transmitting device (12) toward a space area and the light backscattered from the space area... Agent: Crowell & Moring LLP Intellectual Property Group

20070171398 - Test system for analyzing body fluids: The invention relates to a test system for analyzing body fluids of the type comprising a test element tape carrying a plurality of test elements, a tape deflector for the test element tape for the selective application of body fluid, and a light source as well as a detector for... Agent: Bose Mckinney & Evans LLP

20070171402 - Direct measurement of brillouin frequency in destributed optical sensing systems: An optical sensing system uses light scattered from a sensing fibre to sense conditions along the fibre, and has a receiver with a frequency to amplitude converter to obtain a frequency of a Brillouin component of the received scattered light, to deduce the conditions. This converter can avoid time consuming... Agent: Anthony R. Barkume

20070171401 - Distortion measuring apparatus, method, program, and recording medium: A distortion of a device under test (such as an optical fiber) can be precisely measured. There is provided a distortion measuring device including a signal processing unit 32 having a Brillouin scattered light spectrum recording unit 322a which records a spectrum of Brillouin scattered light generated in an optical... Agent: Greenblum & Bernstein, P.L.C

20070171399 - Method and apparatus for calibrating measurement equipment: Measurement equipment may be calibrated using two different calibration paths. An initial calibration is performed using a calibration path in which an optical element may be coupled for testing after the initial calibration. Once the initial calibration has been performed and the optical element operatively-connected in the main path for... Agent: Nixon & Vanderhye, PC

20070171400 - Natural fiber span reflectometer providing a spread spectrum virtual sensing array capability: A CW lightwave modulated by a continuously reiterated autocorrelated spectrum-spreading signal is launched into an end of a span of ordinary optical fiber cable. Portions of this lightwave back propagate to the launch end from a continuum of span locations because of innate fiber properties including Rayleigh effects. This is... Agent: Naval Undersea Warfare Center Division Newport

20070171403 - Machine and method for measuring a characteristic of an optical signal: A machine and methods measure a characteristic of an optical signal incident upon a detector characterized by one or more dynamic response parameters. One method receives an output signal from the detector and compares that output signal and a computationally determined response of the detector to a known optical signal... Agent: Stoel Rives LLP

20070171405 - Inspection device of semiconductor device: An inspection device of a semiconductor device includes a socket where the semiconductor device is installed, and a measuring part configured to inspect an electrical property of the semiconductor device. A standard sample and the socket are provided in a body. A standard value of the standard sample is stored... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20070171404 - System and method for inspecting patterned devices having microscopic conductors: An inspection system operative to inspect patterned devices having microscopic conductors, the system comprising a camera viewing a location of a candidate defect on a patterned substrate and acquiring thereat at least one image of the location, the camera defining an optical axis, the at least one image being illuminated... Agent: Sughrue Mion, PLLC

20070171406 - Method of securing a component in an engine: A method of securing a releasable component in an assembled engine by inserting a conduit through an aperture in a casing of the engine, the conduit being carried by a borescope and directing the borescope to the releasable component, and supplying an adhesive onto the releasable component through the conduit.... Agent: Oliff & Berridge, PLC

20070171407 - Method and apparatus for detecting optical spectral properties using optical probe beams with multiple sidebands: Techniques for detecting optical spectral properties of a target are described. The technique includes providing an optical carrier which has an optical frequency bandwidth which is narrow compared to the width of the narrowest spectral feature of the target to be determined. This optical carrier is then electro-optically modulated with... Agent: Evans & Molinelli, PLLC

20070171408 - Method and apparatus for dense spectrum unmixing and image reconstruction of a sample: In one embodiment, the disclosure relates to a method including: collecting photons from the sample having a plurality of regions to form a sample optical data set; selectively transmitting a first portion of the optical data set through a first of a plurality of apertures of an electro-optical shutter, each... Agent: Duane Morris LLP

20070171409 - Method and apparatus for dense spectrum unmixing and image reconstruction of a sample: In one embodiment, the disclosure relates to a method including: collecting photons from the sample having a plurality of regions to form a sample optical data set; selectively transmitting a first portion of the optical data set through a first of a plurality of apertures of an electro-optical shutter, each... Agent: Duane Morris LLP

20070171410 - Method and apparatus for the separation of fluoroscence and elastic scattering produced by broadband illumination using polarization discrimination techniques: An apparatus for separating fluorescent light from light elastically scattered/reflected from a material illuminated with a broadband illumination source includes a polarization discriminator, which separates the substantially polarized elastically scattered/reflected light from the unpolarized fluorescent light, and a spectrometer to analyze the full and separated reflectance spectra. A linear polarizer... Agent: Irving N Feit Hoffmann & Baron

20070171411 - Rapid scanning technique: Disclosed herein is a computer programmed to carry out a method for reducing directional error in scanned intensity values. The method includes scanning some rows of a substrate in a first direction, and some rows of the substrate in a second, different, direction, in order to obtain intensity values exhibited... Agent: Agilent Technologies Inc.

20070171414 - Downhole spectral analysis tool: Spectral analysis system for downhole applications is provided utilizing an inorganic replica-type grating that is configured to operate as a diffractive element that provides broad spectral coverage in high temperature downhole environments.... Agent: Schlumberger K.k.

20070171415 - Imaging spectrometer wide field catadioptric design: A wide field catadioptric imaging spectrometer with an immersive diffraction grating that compensates optical distortions. The catadioptric design has zero Petzval field curvature. The imaging spectrometer comprises an entrance slit for transmitting light, a system with a catadioptric lens and a dioptric lens for receiving the light and directing the... Agent: Eddie E. Scott Assistant Laboratory Counsel

20070171412 - Method and apparatus for downhole spectral analysis of fluids: A downhole fluid analysis system comprises an input light signal that is directed through a fluid sample housed in a sample cell. The input light signal may originate from a plurality of light sources. A light signal output from the sample cell is then routed to two or more spectrometers... Agent: Schlumberger K.k.

20070171413 - Method and apparatus for downhole spectral analysis of fluids: A fluid analysis system for use downhole comprises an input light signal that is directed through a fluid sample housed in a sample cell. The input light signal may originate from a plurality of light sources. An output light signal from the sample cell is then routed to one or... Agent: Schlumberger K.k.

20070171416 - Optically controlled detection device: A diffractive optical element device for use in spectroscopy, where broadband light is emitted from a light source towards the optical element and from there is transmitted to at least one detector. The optical element has a plurality of diffractive dispersively focusing patterns, preferably partly integrated into each other, whose... Agent: Rodman Rodman

20070171417 - Methods and apparatus for reducing noise in scatterometry measurements: Methods and apparatus for performing scatterometry measurements of biological samples as described herein. A substrate having formed therein one or more sample wells is provided. Each sample well is configured to hold a sample solution containing objects that are to be characterized based on their light scattering properties. One or... Agent: Beyer Weaver LLP

20070171418 - Communication terminal apparatus and wireless transmission method: A collector for propagating incident radiation to a remote location. The collector comprises, a light directing component coupled to a buffer component, a first propagation component coupled to the buffer component and configured to transmit the incident radiation into a collector region through one of a plurality of windows, and... Agent: Bose Mckinney & Evans LLP James Coles

20070171419 - Retardance measurement system and method: Apparatus and methods for measuring parameters related to retardance and slow axis azimuth in sample specimens. The invention can be used in imaging systems that obtain retardance and slow axis azimuth orientation at all points in a two-dimensional image simultaneously. A sample is illuminated by circularly polarized monochromatic light which... Agent: Cohen, Pontani, Lieberman & Pavane

20070171420 - Pulsed ellipsometer device: An ellipsometry device includes a first pulsed source, and optical elements for generating polarization and/or phase and detection of polarization or analysis. A signal detector detects the generated pulses. A controller is coupled to the signal detector for generating feedback pulses or control pulses to the optical elements. The controller... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist P.A.

20070171421 - Two-dimensional colorimeter, and spectral sensitivity correcting method: A two-dimensional colorimeter includes: an image sensing section, having an image sensor constituted of a number of pixels arranged in a two-dimensional manner, for sensing an object image to be measured to acquire a two-dimensional image; a discriminator for discriminating whether a targeted color with respect to the two-dimensional image... Agent: Sidley Austin LLP

20070171423 - Light pulse multiprocessing unit, light pulse generator using the same, and light pulse multiprocessing method: A light pulse multiprocessing unit has a half mirror and N delay elements, each having a refractive index n. The N delay elements are arranged on one side of the half mirror from one end of the half mirror toward the other end and have thicknesses Δ, 2Δ, . .... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20070171422 - Two-dimensional spectral shearing interferometry for ultrafast pulse characterization: The phase spectrum of an ultrashort pulse is measured based on two-dimensional spectral shearing interferometry with zero delay. The measurement is performed utilizing an optical source pulse from which is extracted a short pulse and from which a chirped component is generated. The chirped component is split into first and... Agent: Mintz, Levin, Cohn, Ferris, Glovsky And Popeo, P.C.

20070171424 - Spectrally diverse apparatus and associated methods: A spectrometer for use with a desired wavelength range includes an array of filters. Each filter outputs at least two non-contiguous wavelength peaks within the desired wavelength range. The array of filters is spectrally diverse over the desired wavelength range, and each filter in the array of filters outputs a... Agent: Digital Optics Corporation

20070171425 - Interferometer system for monitoring an object: In general, in one aspect, the invention features a system that includes a first object mounted relative to a second object, the first object being moveable with respect to the second object. The system includes a plurality of interferometers each configured to derive a first wavefront and a second wavefront... Agent: Fish & Richardson PC

20070171426 - Low non-linear error displacement measuring interferometer: An interferometer is provided that minimizes the introduction of non-linear errors into displacement measurements. In one embodiment, non-linear errors are reduced by isolating reference and measurement beams over most of their respective optical paths leading to the detector, and by employing a separate amplitude-splitting non-polarizing optical beam splitter for each... Agent: Agilent Technologies Inc.

20070171427 - Measurement method: A method for irradiating onto a target optical system plural linearly polarized rays having different polarization directions, and for measuring a polarization characteristic of the target optical system including a birefringence amount R and a fast axis Φ includes the steps of irradiating linearly polarized ray having a polarization direction... Agent: Morgan & Finnegan, L.L.P.

20070171428 - Systems and methods for determining a position of a support: A method for determining a change in a position of a support is described. The method includes determining the change in the position of the support used in an imaging system, where determining the change includes computing the position by operating a photodetector configured to detect laser energy that provides... Agent: The Small Patent Law Group LLP

20070171429 - Method for calculating a model spectrum: With technical surfaces, in particular in semiconductor manufacture, it is a regular requirement to determine the reflection coefficient. For this purpose, a model spectrum of an object of a plurality of wavelengths and a defined number of intermediate points is calculated. To increase the calculating speed, the defined number of... Agent: Foley And Lardner LLP Suite 500

20070171430 - Systems and methods for providing mirror tunnel micropscopy: Exemplary apparatus and method for obtaining information associated with at least one image of at least one portion of a sample can be provided. For example, at least one first electro-magnetic radiation can be provided from the at least one portion (e.g., using a first electro-magnetic radiation guiding arrangement which... Agent: Dorsey & Whitney LLP Intellectual Property Department

20070171431 - Automatic asset detection, location measurement and recognition: From a survey vehicle, two types of data are obtained: images from a camera and reflections from a laser. The laser data is filtered in order to detect assets. The detected assets are then processed to locate and measure the assets. Once this information has been obtained, it is combined... Agent: Ogilvy Renault LLP

20070171433 - Systems and processes for providing endogenous molecular imaging with mid-infrared light: Exemplary systems and processes for generating information associated with at least one portion of a sample are provided. In one exemplary embodiment, at least one electromagnetic radiation can be received from the at least one portion, whereas the electromagnetic radiation has a wavenumber that is between approximately 5,000 cm−1 and... Agent: Dorsey & Whitney LLP Intellectual Property Department

20070171432 - Lithographic and measurement techniques using the optical properties of biaxial crystals: A method and apparatus for accurately retrieving the position of an optical feature. The method uses the optical properties of biaxial crystals to conically refract the optical feature and transform the image of the optical feature to a circular ring structure. The position of the optical feature is then calculated... Agent: John P. O'banion O'banion & Ritchey LLP

20070171434 - Method and apparatus for performing overhead crane rail alignment surveys: A method and apparatus for conducting an overhead crane runway system survey uses a survey apparatus that is alternately pushed or pulled by an overhead crane. The survey apparatus, having a wheeled carriage, includes survey sighting targets, e.g., prisms, that are visible to survey personnel on the ground. XYZ data... Agent: John Gibson Semmes Law Offices Of John Gibson Semmes

20070165210 - High-density channels detecting device: A high-density channels detecting device for detecting a sample is provided. The high density detecting-device has a light source for emitting a light beam, a collimator, a beam splitter, and a high-density channels imaging device. The collimator arranged on the beam path is used for collimating the emitted light beam.... Agent: Jianq Chyun Intellectual Property Office

20070165205 - Doppler tracking optical monopulse: A method and apparatus for finding a relative direction to, a radial speed of, and a distance to a target is described. A laser source illuminates the target and the Doppler shifted return beam is incident upon a window system at an angle and is transmitted therethrough. The magnitude of... Agent: Jeffrey A. Pyle Williams, Morgan & Amerson, P.C.

20070165206 - Installation for processing plate-shaped substrates: In order that an installation for coating panes of glass can be operated more reliably, the invention proposes a modification of the light barriers used in the installation. On the receiver side of these light barriers there is a row of individual cells which are more or less shaded according... Agent: Fulbright & Jaworski, LLP

20070165207 - Method for determining motion using a velocity predictor: A method is provided for determining motion of an optical sensor including a periodic photo-diode array relative to a surface. The method includes steps of (i) generating sets of quasi-sinusoidal signals responsive to motion along first and second directions; (ii) combining the sets of signals to generate a wrapped phase... Agent: William Nuttle

20070165208 - optical authentication: An apparatus may be provided for determining a signature from an article in a reading volume of the apparatus. The apparatus can comprise a source operable to generate a coherent beam and a beam directing member operable to direct the coherent beam into the reading volume. The apparatus may also... Agent: Mcdonnell Boehnen Hulbert & Berghoff LLP

20070165209 - Nanoparticles as covert taggants in currency, bank notes, and related documents: Methods for applying security tags and/or data to currency and other documents and systems for use are provided.... Agent: Swanson & Bratschun L.L.C.

20070165211 - Semiconductor manufacturing apparatus, semiconductor surface inspection apparatus, and surface inspection method: Semiconductor manufacturing apparatus 1 that manufactures semiconductor devices by applying a prescribed processing on a sample 2 in a semiconductor manufacturing process includes: an image capturing unit 24 that captures the image of a surface of the sample 2 before and after the prescribed processing; a defect detection unit 28... Agent: Christie, Parker & Hale, LLP

20070165212 - System for monitoring foreign particles, process processing apparatus and method of electronic commerce: A system for monitoring foreign matter includes a manufacturing line having plural process processing apparatuses, a production management system which manages the processing of workpieces in the manufacturing line, plural optical heads which monitor foreign matter in relation to at least one of the workpieces, and which provide an output... Agent: Antonelli, Terry, Stout & Kraus, LLP

20070165213 - Method and apparatus for detection of inclusion in glass: Inclusions in a transparent panel (5) are detected by placing a light transmissive interface (3) in contact with the panel (5), and transmitting a beam of light (1) through interface (3) into panel (5). Within the panel (5), the light beam (7) propagates along a path including total internal reflections... Agent: Intellectual Property Group Fredrikson & Byron, P.A.

20070165219 - Polymer coated sers nanotag: An encapsulated surface enhanced Raman scattering (SERS) tag. The tag includes a metal core and an encapsulant, typically a glass encapsulant. The encapsulant is further derivatized with a polymer.... Agent: Swanson & Bratschun L.L.C.

20070165215 - Contactless corrosion sensor: A corrosion sensor having a bean-splitting interferometer, a spectrometer and an analyzer, wherein said corrosion sensor is a contactless corrosion sensor configured to scan a sample comprising corroded and non-corroded areas, and further wherein said spectrometer collects Raman signatures from said sample, and said analyzer maps the corroded and non-corroded... Agent: Honeywell International, Inc. Patent Services Group Ab2

20070165218 - Method and apparatus for switching among elements of a structural health monitoring system: Use of a single line for switching multiple monitoring elements on/off, and a single line for sending signals to, or receiving signals from, those elements that are switched on. Monitoring elements each have an associated switching element, and each switching element is connected to a common switching line, or control... Agent: Macpherson Kwok Chen & Heid LLP

20070165216 - Out-of-fluid sensor: A sensor having a beam emitter that emits a first beam comprising laser, a spectrometer and an array detector, wherein the first beam is to strike a fluid that produces a second beam comprising a Raman signal and the array detector comprises a plurality of detectors, further wherein the sensor... Agent: Honeywell International, Inc. Patent Services Group Ab2

20070165214 - Raman spectroscopy system and method using a subwavelength resonant grating filter: A Raman spectroscopy system is disclosed which includes a sub-wavelength resonant grating filter and a photodiode with integrated sub-wavelength resonant grating filter are disclosed. The resonant grating filter comprises an array of diffraction elements having a periodic spacing that is less than the wavelength of radiation to be filtered and... Agent: Hewlett Packard Company

20070165217 - Sensor structure and methods of manufacture and uses thereof: A sensor structure, and a method if using and manufacturing the sensor structure. The manufacture of the sensor structure may include the steps of providing a deposition solution in the pores of an anodic alumina membrane, distributing the deposition solution in the pores of the membrane, heating the membrane to... Agent: Kenyon & Kenyon LLP

20070165220 - Structured coded aperture fiber bundles: A spatial filter for an optical system, such as an optical spectrometer, collects and spatially filters light using a fiber bundle having a plurality of fibers disposed therein. At an input end of the fiber bundle, the fibers are typically packed tightly together to optimize the collection efficiency. At an... Agent: Coats & Bennett, PLLC

20070165221 - Beam alignment in spectroscopic microscopes: A spectroscopic microscope includes a laser or other light source which emits light from the entrance aperture of its spectrograph, and also includes a light sensor situated on the microscope sample stage upon which a specimen is to be situated for microscopic/spectrometric analysis. The sample stage is positioned such that... Agent: Thermo Finnigan LLC

20070165223 - Color camera computed tomography imaging spectrometer for improved spatial-spectral image accuracy: Computed tomography imaging spectrometers (“CTIS”s) having color focal plane array detectors are provided. The color FPA detector may comprise a digital color camera including a digital image sensor, such as a Foveon X3® digital image sensor or a Bayer color filter mosaic. In another embodiment, the CTIS includes a pattern... Agent: Christie, Parker & Hale, LLP

20070165222 - On-chip spectral filtering using ccd array for imaging and spectroscopy: A spectral filtering apparatus and method is presented, which enables the functions of hyperspectral imaging to be performed with increased speed, simplicity, and performance that are required for commercial products. The apparatus includes a photosensitive array having a plurality of photosensitive elements such that different subsections of photosensitive elements of... Agent: Novak Druce Deluca & Quigg, LLP

20070165224 - Grating monochromator / spectrograph: A monochromator for use in a spectrograph admits light from an aperture to a primary reflector (preferably an off-axis parabolic mirror) which collimates the input light with low aberration and directs it to a diffraction grating. The component wavelengths of the input light are then directed to first and second... Agent: Thermo Finnigan LLC

20070165225 - Methods and apparatus for determining the size and shape of particles: An instrument for measuring the size distribution of a particle sample by counting and classifying particles into selected size ranges. The particle concentration is reduced to the level where the probability of measuring scattering from multiple particles at one time is reduced to an acceptable level. A light beam is... Agent: William H. Eilberg

20070165226 - Method for optically detecting leaks in gas-tight housing especially of micro-electro-mechanical systems (mems): The invention relates to a method for optically detecting leaks in gas-tight housings of especially micro-electro-mechanical systems (MEMS), wherein the objects to be tested are disposed in a pressure chamber covered by a glass plate and are impinged upon by pressure, and the resulting deformation of the object surface (membrane)... Agent: William Collard Collard & Roe, P.C.

20070165227 - Device and method for object recognition for an automotive safety device: The invention relates to a device for object recognition for an automotive passenger protection system, comprising a signal source (10), adapted to generate at least one electromagnetic wave (12), and a receiver (14) for the at least one electromagnetic wave (18) reflected by an obstacle (16). The inventive device is... Agent: Continental Teves, Inc.

20070165228 - Method and apparatus for improved ellipsometric measurement of ultrathin films: A method for implementing ellipsometry for an ultrathin film includes directing a polarized light beam incident upon a sample surface, receiving an initial reflected beam from the sample surface and redirecting the initial reflected beam back upon said sample surface one or more times so as to produce a final... Agent: Cantor Colburn LLP - IBM Fishkill

20070165230 - Method of determining the pressure of a gas mixture in a vacuum container by means of absorption spectroscopy: m

20070165229 - Photometric analysis of biological samples using in-plane detection: On a analytical device for photometric analysis of chemistry and/or fluid samples comprising a rotatable disk-like body (1) a plurality of receptacles (7) for fluid samples and optical means (9) for guiding light beams through the receptacles are arranged. At least part of the optical means (9) are designed and/or... Agent: Dinsmore & Shohl, LLP One Dayton Centre

20070165231 - Gas sensor and method for the production thereof: A gas sensor having a base, a light source having a lamp body, the light source being carried by the base, a first reflector associated with the light source, a detector for detecting the intensity of the light source, and a lampholder for play-free and immobile securing of the lamp... Agent: Barley Snyder, LLC

20070165232 - Optical sensor device: An optical sensor device includes a photoconductor structure having first and second partial members (16, 18) and a coupling surface (20) for coupling the optical sensor device to an opposing counter surface of a pane (22), particularly a windscreen of a motor vehicle. The optical sensor device further includes an... Agent: Tarolli, Sundheim, Covell & Tummino L.L.P.

20070165233 - Processor for entangled complex signals: A system for and method of processing complex signals encoded into quantum states is presented. According to an embodiment of the invention, polarized components of a pump laser beam are separated and respectively modulated with first and second signals. The modulated polarized components are directed to adjacent non-linear crystals with... Agent: Hunton & Williams LLP Intellectual Property Department

20070165235 - Horticultural sensor: A gas sensing system having a networked web of gas sensors having an ability to detect a chemical species in a gas sensor has a beam emitter that emits a first beam comprising laser, a beam-splitting interferometer, a spectrometer and a detector, wherein the first beam is to strike the... Agent: Honeywell International, Inc.

20070165236 - Optochemical sensor: A sensor containing a beam emitter that emits a first beam having laser, a beam-splitting interferometer and an array detector, wherein the first beam is to strike a sample that produces a second beam comprising a Raman signal, the beam-splitting interferometer is to create a phase delay in the second... Agent: Honeywell International, Inc.

20070165234 - Spectral interferometry method and apparatus: A spectral interferometry apparatus and method is provided to supply unambiguous profiles (A-scans free of mirror terms) of the reflectivity versus optical path difference and make difference between the positive and negative optical path difference or provide output in a selected interval of optical path differences. The apparatus comprises object... Agent: Nixon Peabody, LLP

20070165237 - Fourier spectrometer with a modular mirror, integrated on: The invention relates to a Fourier spectrometer (1), for determining spectral information of an incident optical input signal (2) and a method for producing such a Fourier spectrometer. The aim of said invention is to allow the accurate production of a small-sized and compact Fourier spectrometer, by means of which,... Agent: K.f. Ross P.C.

20070165238 - Demodulation method and apparatus for fiber optic sensors: An interferometric sensing arrangement includes an interferometric sensor having an optical path length that varies depending on one or more physical parameters to be measured using the interferometric sensor. One or more light sources are used to generate light at three or more predetermined different fixed wavelengths. In a preferred... Agent: Nixon & Vanderhye, PC

20070165239 - Surface inspection by double pass laser doppler vibrometry: A double pass apparatus for detecting defects on a disk surface includes a light source that generates a light beam and a beamsplitter that splits the light beam into a first light beam portion and a second light beam portion. A modulator is provided that modulates the second light beam... Agent: Foley & Lardner

20070165240 - Shape measurement method: An interferometric measuring method for detecting shapes is based on the interferometric observation of an object surface subjected to narrow-band lighting. A movement of the interferometer (1) relative to the object surface (2) generates a measuring signal on a suitable photo receiver, for example a camera circuit (5), from which... Agent: Fitch, Even, Tabin & Flannery

20070165241 - Dual technology optical profilometer: The device comprises a light source (LED), beam splitters, illumination pattern generating mechanism and interchangeable microscope lenses that are lenses that may be used to obtain confocal images and lenses that may be used to obtain interferometric images. The generating mechanism can generate a sequence of illumination patterns to obtain... Agent: Blank Rome LLP

20070165242 - Surface shape measurement apparatus and method: Apparatus for indicating the departure of a shape of an object (3; 11; 16; 18; 22; 26) from a specified shape is described. The apparatus comprises radiation means for directing an incident beam of radiation (4) onto the object, and inspecting means (5) for inspecting the final beam after transmission... Agent: Nixon & Vanderhye, PC

20070165245 - Device and method for three-dimensional optical measurement: The device 1 is described for three-dimensional optical measurement of objects 2 using a topometric measurement method, in which images of projection patterns which have been projected onto an object 2 are recorded and evaluated. The device 1 has a projector 3 with a light source, an image recording unit... Agent: Whitham, Curtis & Christofferson & Cook, P.C.

20070165244 - Apparatus and method for performing enrollment of user biometric information: A device for user enrollment is adapted to capture an image of a pattern projected on a target and distorted on the three-dimensional (3D) surface of the target, such as a human face, and an image of a two-dimensional (2D) surface of the target. The device can include an illumination... Agent: Fenwick & West LLP

20070165243 - Device for measuring 3d shape using irregular pattern and method for the same: The present invention relates to a device and method for measuring a three-dimensional shape and, more particularly, to a measurement device and method in which a specific pattern is generated on the surface of an object to be measured, the object is photographed using a camera, and data on the... Agent: Sheridan Ross PC

20070165246 - Three-dimensional video scanner: A 3D scanning device comprises: a digital light encoding unit comprising a digital micromirror device for encoding a rapidly changing shape signal onto a light beam directed to an object, a shape of said signal being selected such that distortions thereof by a contoured object reveal three-dimensional information of said... Agent: Martin D Moynihan Prtsi Inc

20070165247 - Method of placing at least one component on at least one substrate as well as such a system: By means of a method, at least one component is placed on at least one substrate. The component is picked-up by at least one placement machine and is placed at a desired position on the substrate. After the component is placed on the substrate, an image of the component placed... Agent: Foley And Lardner LLP Suite 500

20070159618 - System and method for measuring rotational speed of an object: Disclosed are systems and methods for measuring rotational speed of an object rotating about a non-fixed axis of rotation. The system comprises a source unit capable of emitting source signal; a receiving unit capable of receiving the source signal synchronous with rate of rotation of the object; and a process... Agent: Monarch Instrument

20070159619 - Cytometer: The invention relates to a cytometer comprising: an illuminating unit comprising a laser and a light beam shaping module for shaping and converging the laser light beam emitted from the laser so that the light beam irradiates the samples; a sample generation unit comprising a gas-liquid transmission controlling module and... Agent: Buchanan, Ingersoll & Rooney PC

20070159621 - Distortion measuring device, method, program, and recording medium: There is provided a distortion measuring device including a Brillouin scattered light spectrum recording unit which records a spectrum of Brillouin scattered light generated in an optical fiber as a result of supplying incident light, a peak frequency approximating unit which acquires an approximated peak frequency at which the recorded... Agent: Greenblum & Bernstein, P.L.C

20070159620 - Method for measuring multimode optical fiber: A method for measuring a multimode optical fiber comprises: monitoring a temperature change within a measurement time in a DMD measurement of the multimode optical fiber, wherein the DMD measurement is carried out in an environment in which a magnitude of temperature change is controlled.... Agent: Sughrue Mion, PLLC

20070159622 - Method of measuring the magnification of a projection system, device manufacturing method and computer program product: A transmission image sensor is provided that is optimized for detection of an alignment marker that includes gratings, which are used to detect the position of a part of an overlay marker, e.g. of box-in-box type. Both the alignment markers and the overlay markers may be used to derive a... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20070159623 - Apparatus and method for automatic optical inspection reference to co-pending applications: An automated optical inspection system, comprising at least one camera having a field of view; and at least one image scanning module comprising a plurality of objective modules arranged to have fields of view covering a portion of an article during inspection, and an image selection mirror mechanism, such as... Agent: Patterson & Sheridan, LLP

20070159624 - Multi-functional calibration system and kit, and their uses for characterizing luminescence measurement systems: (c) at least one focusing device (20) integrated in the baseplate (12) with a focusing surface (22) for setting a defined measurement beam focus of the luminescence measurement systems to be calibrated, the focusing surface (22) arranged in a common plane with the at least one calibration module (24).... Agent: Norris, Mclaughlin & Marcus P.A.

20070159626 - Method and apparatus for high resolution spectroscopy: A method and a matching system for providing high resolution spectroscopy measurements. Input light beam is spread, forming two dimensional array of beams. These beams are further intercepted by two dimensional detecting means. A corresponding electronic system interprets the power collected by each detecting element subsequently producing spectral data.... Agent: Yoram Tsivion

20070159625 - Method and apparatus for estimating a property of a fluid downhole: A method and apparatus are provided for determining a property of a fluid downhole by using a tunable optical grating to collect a fluid's spectrum over a wavelength region of interest. A property of the fluid is estimated from spectra that are obtained from light that has interacted with the... Agent: Gilbreth Roebuck Bynum Derrington Schmidt Walker & Tran LLP

20070159627 - Method and system for counting particles in a laminar flow with an imaging device: An invention is described which allows measurement of the concentration of fluorescent particles in a flowing (laminar) fluid by imaging the flow with a video camera. A beam of illumination is used to illuminate the target particles. Imaging optics are arranged to view the focal plane to form an image... Agent: Jennifer L. Bales

20070159628 - Control method in a polymerization process: Method for monitoring the velocity of growing polymer particles flowing in a two-phase stream during a polymerization process, said method comprising measuring the degree of attenuation in the propagation of light in said two-phase stream by means of a photometric instrument, said photometric instrument comprising: one or more transmitting optical... Agent: Basell Usa Inc.

20070159630 - Beam profile ellipsometer with rotating compensator: An optical inspection device includes a light source for generating a probe beam. The probe beam is focused onto a sample to create a spread of angles of incidence. After reflecting from the sample, the light is imaged onto a two dimensional array of photodetectors. Prior to reaching the detector... Agent: Stallman & Pollock LLP

20070159629 - Ellipsometric biosensor comprising an amplification layer: A method for analyzing organic adsorbent layers (7) on a substrate (4) comprises the steps of providing a substrate (4) whose surface has an index of refraction equal or close to the index of refraction of the organic adsorbent to be analyzed. On the surface of the substrate (4) there... Agent: Pearne & Gordon LLP

20070159631 - Transparent wafer with optical alignment function and fabricating method and alignment method thereof: A transparent wafer with optical alignment function is provided. The transparent wafer includes a transparent substrate with an alignment feature on the edge and an opaque layer at least disposed along the peripheral area on the surface of the transparent substrate. The opaque layer can absorb or reflect the detecting... Agent: Jianq Chyun Intellectual Property Office

20070159632 - Pattern forming method, pattern forming apparatus, and device manufacturing method: While wafer stage WST moves from a loading position where wafer W on wafer stage WST is exchanged to an exposure starting position where exposure of a wafer begins, at least a part of alignment systems ALG1 and ALG2 are moved and marks on wafer W are detected using alignment... Agent: Oliff & Berridge, PLC

20070159633 - Enhanced surface plasmon resonance sensor using goos-hanchen effect: An improved surface plasmon resonance (SPR) sensor is provided based on direct measurement of the Goos-Hänchen effect. Sensor sensitivity is enhanced by selecting the thickness of the metallic layer of the SPR sensor to be close to a critical thickness dcr where the effect of the surface plasmon resonance on... Agent: Lumen Intellectual Property Services, Inc.

20070159634 - Compression assembly of spatial heterodyne spectrometer (shs): The present invention provides an economically feasible robust spatial heterodyne spectroscopy (SHS) interferometer. A first type prior art monolithic SHS interferometer is exceedingly expensive, whereas a second type of prior art SHS interferometer is extremely large and has many components, which need to be tuned. The present invention is much... Agent: Naval Research Laboratory Associate Counsel (patents)

20070159635 - Fourier transform spectrometer: The invention relates to a Fourier transform spectrometer comprising a binary grating with variable depth, the grating comprising a first set of mirrors and a second set of mirrors, the mirrors of the first set of mirrors and the mirrors of the second set of mirrors being arranged in an... Agent: Leydig Voit & Mayer, Ltd

20070159636 - Fabry-perot semiconductor tunable laser: A tunable laser according to the present invention includes a plurality of Fabry-Perot semiconductor lasers comprising a plurality of semiconductor gain medium compositions disposed on a common sub-carrier with means for thermal tuning, and coupled to a sample. In a preferred embodiment, the lasers are coupled to a common multi-mode... Agent: Vijaysekhar Jayaraman Praevium Research Inc.

20070159637 - Optical tomography system: In an optical tomography system, interference light is detected and a controller switches between a measurement initiating position adjusting mode and a tomographic image obtaining mode. The interference light is detected by an interference light detecting system including a spectral system which spectrally divides the interference light, a first optical... Agent: Sughrue Mion, PLLC

20070159638 - Optical signal measurement system: An optical signal measurement system provides a tunable optical filter. An unknown optical signal is scanned through the tunable optical filter. The wavelength and chromatic dispersion values of the unknown optical signal scanned through the tunable optical filter are measured by operating the tunable optical filter in a scanning mode... Agent: Ishimaru & Zahrt LLP

20070159639 - Light source apparatus and optical tomography imaging apparatus: A light source apparatus is equipped with at least three light sources each having a predetermined wavelength interval and different central wavelengths. At least one multiplexing means having wavelength selectivity, for multiplexing light emitted from each of a first group and a second group of the light sources is provided,... Agent: Sughrue Mion, PLLC

20070159640 - Shared color sensors for high-resolution 3-d camera: In one embodiment, an apparatus for three-dimensional (3-D) image acquisition can include: (i) first and second lenses configured to receive light from a scene; (ii) first, second, third, and fourth sensors; (iii) a first beam splitter arranged proximate to the first lens, where the first beam splitter can provide a... Agent: Trellis Intellectual Property Law Group, PC

20070153254 - Optoelectronic system for sensing an electromagnetic field at total solid angle: The optoelectronic system includes a first rotating shaft, at least one cantilever disposed on the first rotating shaft, a rotating stand for loading an emission source under test and at least one optoelectronic module for sensing an electromagnetic field disposed on a free end of the cantilever for sensing an... Agent: Wpat, PC Intellectual Property Attorneys

20070153257 - Optical apparatus and optical measurement method: An optical apparatus comprises a light source, an optical sensing device and an optical element. The optical sensing device and the optical element are set at the same side. The optical element includes a reflector which is an arc. A light emitted by the light source can be reflected by... Agent: Law Offices Of Lai & Associates, P.C.

20070153255 - Radar: A radar wherein, in accordance with a peak frequency f1[t-nT] of a first projecting portion at a predetermined timing t-nT, a center frequency fr[t] of peak frequencies of first and second projecting portions at a current measurement timing t is predicted, and f1[t] and f2[t] in which (f1[t]+f2[t])/2 approximates the... Agent: Dickstein Shapiro LLP

20070153256 - Method and system for color grading of gemstones: A method and system, including a computer program product, implementing a color terminology for accurate color grading of gemstones are provided. The method includes generating a reference color to match that of a graded gemstone under the standard viewing environment, processing color data in different color spaces, assigning a color... Agent: Charles C.h. Wu

20070153258 - Optical fingerprint imaging system and method with protective film: An optical fingerprint imaging system comprises an optically transparent platen and a protective film removably attached to the platen with an adhesive. The protective film protects the platen from scratches, pits, and other surface damage and is substantially chemically inert to petroleum-based substances which may come into contact when receiving... Agent: Fulwider Patton LLP

20070153259 - Apparatus and metod for measuring the dispersion of a fiber span: The invention pertains to optical fiber transmission systems, and is particularly relevant to transmission of large volumes of data over long distances at high rates. An improved apparatus and method for measuring dispersion in a fiber span is disclosed. In particular, the invention teaches a highly accurate technique for measuring... Agent: Woodcock Washburn LLP

20070153260 - Robot system and method for anode surface inspection and burr elimination in smelting and electrorefining processes: The robotic system is composed mainly of a robotic manipulator (1) of at least 4 degrees of freedom, and a gripping mechanism (2) which allows to take the burr (3) elimination device from a tool holder located at one of its sides, and move it through a defined path to... Agent: Hugo Salamanca P.

20070153262 - Inspecting apparatus and method: An inspecting apparatus and method of inspecting which provides an enhanced clearness. The inspecting apparatus includes a stage to support an article to be inspected, an optical microscope provided with an object lens to approach and withdraw from the stage to inspect the article, and a viewport lens interposed between... Agent: Stanzione & Kim, LLP

20070153264 - Apparatus and method for inspecting defects: A defect-inspecting apparatus including an arrangement to convert detected light into a first signal corresponding to light illuminated by a high-angle illumination optical system and/or a second signal corresponding to light illuminated by a low-angle illumination optical system; and a classification unit which utilizes the first and second signal and... Agent: Antonelli, Terry, Stout & Kraus, LLP

20070153263 - Method and apparatus for performing limited area spectral analysis: A method and apparatus for obtaining in-situ data of a substrate in a semiconductor substrate processing chamber is provided. The apparatus includes an optics assembly for acquiring data regarding a substrate and an actuator assembly adapted to laterally move the optics assembly in two dimensions relative to the substrate.... Agent: MoserIPLaw Group / Applied Materials, Inc.

20070153261 - Method and system for inspecting surfaces: The present invention relates to a method for inspecting the surfaces of a three-dimensional body (2), with which at least one camera and at least one illuminating device are moved relative to the surface of the object, pictures are taken of the areas of the surface to be inspected during... Agent: Striker Striker & Stenby

20070153265 - Simultaneous multi-spot inspection and imaging: A compact and versatile multi-spot inspection imaging system employs an objective for focusing an array of radiation beams to a surface and a second reflective or refractive objective having a large numerical aperture for collecting scattered radiation from the array of illuminated spots. The scattered radiation from each illuminated spot... Agent: Parsons Hsue & De Runtz LLP

20070153267 - Arrays of nano structures for surface-enhanced raman scattering: Disclosed herein is a SERS sensing surface device comprising a substrate supporting a plurality of nano structures, an exposed sensing surface upon the nano structures, wherein said surface includes at least one active SERS nano surface and at least one inactive SERS nano surface established in proximity to the active... Agent: Xin Wen

20070153266 - Porous silicon on-chip spectroscopy system: Embodiments of the present invention provide a miniaturized spectroscopy system comprising a light source fabricated from porous silicon. Porous silicon light emitting devices can provide tunable, narrow, and directional luminescence. Advantageously, a porous silicon light source can be integrated into a silicon wafer based device thus simplifying the manufacture of... Agent: Blakely Sokoloff Taylor & Zafman

20070153268 - System and method for classifying cells and the pharmaceutical treatment of such cells using raman spectroscopy: A system and method to distinguish normal cells from apoptotic cells. A pre-determined vector space is selected where the vector space mathematically describes a first plurality of reference Raman data sets for normal cells and a second plurality of reference Raman data sets for apoptotic cells. A sample is irradiated... Agent: Daniel H. Golub

20070153269 - Trace chemical optical probe: New and improved applications of Raman Scattering are disclosed. These applications may be implemented with or without using an enhanced nano-structured surface that is trademarked as the RamanNanoChip™ disclosed in a pending patent. As a RamanNanoChip™ provides much higher sensitivity in SERS compared with conventional enhance surface, broader scopes of... Agent: Xin Wen

20070153270 - Raster scanning-type display device using diffractive light modulator: Disclosed herein is a raster scanning-type display device using a diffractive light modulator. The diffractive light modulator includes a plurality of light sources, the diffractive light modulator, a plurality of illumination optical units, a combining unit, a Schlieren optical unit, and a scanning optical unit.... Agent: Christensen, O'connor, Johnson, Kindness, PLLC

20070153271 - Method and system for designing and manufacturing lens modules: A method for designing and manufacturing lens modules includes selecting design parameters from a design database stored with the design parameters suitable for a lens module desired to be manufactured to design the lens module according to characteristics of the lens module and storing the design parameters of the lens... Agent: Birch Stewart Kolasch & Birch

20070153273 - Material independent profiler: A material independent profiler system and method for measuring a slope on the surface of an object such as a thin film disk, a silicon wafer, or a glass substrate is disclosed. In one embodiment, the system comprises an electromagnetic energy source to generate a beam of electromagnetic energy, a... Agent: Caven & Aghevli LLC

20070153272 - Systems and methods for optical measurement: A system for measuring optical properties of a sample is provided. A light source provides incident polarized light. A detector detects reflected light from the sample surface. A processor determines a first coefficient (R) of the reflected light detected by the detector, determines a second coefficient (n), extinction coefficient (k),... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20070153275 - Optical metrology system and metrology mark characterization device: An optical metrology system is disclosed that has a measuring system configured to irradiate a metrology mark and record a portion of a reflected, a transmitted, or both, electromagnetic field and a characterization device configured to determine from the recorded field a mark shape parameter indicative of the structure of... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20070153276 - Accurate positioning of components of an optical assembly: A passive alignment technique is disclosed to facilitate accurate positioning of components of an optical assembly. In one aspect, a method includes directing light onto components of an optical assembly in which a first component includes a first pattern of marks with a first frequency and a second component includes... Agent: Fish & Richardson P.C.

20070153274 - Optical metrology system and metrology mark characterization device: An optical metrology system is disclosed that has a measuring system configured to irradiate a metrology mark and record a portion of a reflected, a transmitted, or both, electromagnetic field and a characterization device configured to determine from the recorded field a mark shape parameter indicative of the structure of... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20070153278 - System and method for color measurements or other spectral measurements of a material: A system and method for color measurements or other spectral measurements of a material are provided. An illuminating device generates light for illuminating a sample of material. A detector detects light that has interacted with the sample and provides a measurement of the light that has interacted with the sample.... Agent: Honeywell International Inc.

20070153277 - Color sensor: Devices, systems, and methods for measuring the color of a sample are disclosed. The exemplary device may have one or more light emitting diodes for directing a beam of ultraviolet light onto the sample and may also have one or more light emitting diodes for directing a beam of visible... Agent: Honeywell International Inc.

20070153280 - Diagnostic imaging device for the analysis of circulating rare cells: The present invention provides a system for imaging circulating tumor cells from blood after enrichment. The system is designed to provide optimum use in a clinical laboratory setting with minimum laboratory bench top space. Operator intervention is minimized compared to other analytical methodologies. The system is useful in the enumeration... Agent: Immunicon Corporation

20070153279 - Fluorometers: In apparatus for the production and detection of fluorescence at a sample surface, the height of the apparatus above the sample surface is reduced, and loss of the emitted fluorescence due to reflection loss and light scattering is minimized. The apparatus comprises a three-dimensionally curved light reflecting surface (40) that... Agent: Nixon & Vanderhye, PC

20070153281 - Spectroscopic sensor for measuring sheet properties: A spectroscopic sensor for measuring flat sheet product is disclosed. The disclosed sensor uses a combination of spectrometers and single-channel detectors and filters together with a broadband source of illumination to optimally measure multiple properties of a flat sheet product. A spectrometer is used to measure over a spectral range... Agent: Honeywell International Inc.

20070153282 - Method for measuring spectroscopic properties of bulk products and device for carrying out said method: The invention relates to analytical instrument engineering, in particular to spectroscopy. The inventive method for measuring spectroscopic properties of bulk products consists in portionwisely supplying a sample in a measurement area. In order to fully fill said measurement area, several portions (at least two) are loaded and alternately placed substantially... Agent: Walker & Jocke, L.p.a.

20070153284 - Sub-micron surface plasmon resonance sensor systems: A sensor for detecting the presence of a target analyte, ligand or molecule in a test fluid, comprises a light transmissive substrate, an array of surface plasmon resonant (SPR) elements mounted thereon, a light source arranged to direct light into the SPR elements, and a detector arranged to detect light... Agent: Maginot, Moore & Beck Chase Tower

20070153283 - Surface plasmon resonance detector: The present invention relates to a surface plasmon resonance detector, that is portable and easy to operate, and its optical-fiber biosensor unit can be readily replaced. The SPR detector of the present invention comprises: a light source; an optical-fiber biosensor unit having a well, a coating layer, and a core... Agent: Bacon & Thomas, PLLC

20070153285 - Measuring a surface characteristic: At least one surface characteristic of a sample, e.g. gloss, refractive index, micro-roughness, macroroughness, colour shift, is determined by illuminating a surface of the sample with a collimated beam of light at an angle to the plane of the surface and using an imaging detector to record an intensity and... Agent: Christie, Parker & Hale, LLP

20070153286 - Optical scanner for measuring sheet properties: An optical scanner for use in conjunction with an infrared spectrometer is disclosed. The optical scanner translates a beam of radiation to a stationary spot on a traveling sheet of material so that ample integration time within the spectrometer is achieved. The beam path impinges on the traveling web and... Agent: Honeywell International Inc.

20070153287 - Fabry-perot tunable filter systems and methods: A spectral filter includes a two-dimensional array of Fabry-Perot cavity structures, a controller, and a sampling circuit used to switch the Fabry-Perot cavity. The filter receives an incoming image, the sampling circuit switches the cavity to generate a filter image, and the filtered image is detected by the photodetectors to... Agent: Oliff & Berridge, PLC.

20070153288 - Reconfigurable mems fabry-perot tunable matrix filter systems and methods: A optical apparatus may include a plurality of Fabry-Perot cavities and a controller. The plurality of Fabry-Perot cavities receives an incoming image. The controller controls a group of adjacent Fabry-Perot cavities of the plurality of Fabry-Perot cavities to sample spectral information from a pixel of the incoming image. The group... Agent: Oliff & Berridge, PLC.

20070153289 - Coupled and non-coupled opto-electronic oscillators with enhanced performance: This application describes coupled and non-coupled opto-electronic oscillators with enhanced performance. Coupled OEOs implement a dispersion compensation mechanism to reduce dispersion-induced optical loss, a polarization control mechanism to reduce polarization-dependent optical loss, or a combination of the dispersion compensation mechanism and the polarization control mechanism to enhance the oscillator performance.... Agent: Fish & Richardson, PC

20070153291 - Electric field measurement of optical waveforms: Time magnification and heterodyning are combined to allow the single-shot characterization of the electric field of optical waveforms. The electric field of the source under test is obtained by Fourier processing of the magnified temporal intensity of the source heterodyned with a monochromatic source. An experimental implementation of this technique... Agent: Brosemer, Kolefas & Associates, LLC

20070153290 - Triggering for a heterodyne interferometer: m

20070153292 - 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

20070153293 - Method and apparatus for modifying the spread of a laser beam: An apparatus and method for modifying the spread of a laser beam. The apparatus comprises a laser source operable to generate a laser beam having a flux that exceeds a predetermined value and an optical train operable to modify the beam such that the flux of the beam through a... Agent: Avago Technologies, Ltd. C/o Klaas, Law, O'meara & Malkin, P.C.

20070153294 - Measurement method and apparatus, exposure apparatus, and device manufacturing method: A measurement method for measuring a wavefront aberration of a target optical system using an interference pattern formed by a light from a first image side slit, and a light from a second image side slit, the first and second image side slits being located at an image side of... Agent: Morgan & Finnegan, L.L.P.

20070153295 - Transmission shear grating in checkerboard configuration for euv wavefront sensor: A method for measuring a wavefront of an optical system. A first step of the method includes directing electromagnetic radiation uniformly at an object plane having a first grating positioned therein. Lines of the first grating comprise a plurality of dots. A second step of the method includes projecting an... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20070153296 - Optical measuring device for measuring a cavity: An optical measuring device for measuring an inner wall of a cavity has a confocal proximity sensor. The beam path of the illumination light and the measuring light is deflected by a rotatably mounted reflector. By introducing an object-side end of the measuring device into the cavity a peripheral side... Agent: Siemens Schweiz Ag I-47, Intellectual Property

20070153297 - Photogrammetric targets: A photogrammetric target has a corner cube retroreflector centered within one reflective surface or between two or more reflective surfaces. A single reflective surface may be an annular disk. Alternatively, several small reflectors may be symmetrically arrayed on a lower-reflectivity surface, with a corner cube retroreflector substantially centered within the... Agent: Bruce E. Weir

20070153298 - Method and apparatus for measuring interfacial positions, method and apparatus for measuring layer thickness, and method and apparatus for manufacturing optical discs: An interfacial position measuring method for a substrate internally having a plurality of interfaces parallel to one another. A light-convergent line which has converged in only a one-axis direction out of parallel light having an optical axis vertical to the substrate surface is formed so as to be inclined with... Agent: Wenderoth, Lind & Ponack L.L.P.