| Patents for G01J 9 - Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength (4,525) |
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| 05/14/2008 | EP1920227A1 Device and method for the interferometric measurement of phase masks |
| 05/14/2008 | EP1230576A4 System and method for recovering phase information of a wave front |
| 05/14/2008 | CN101178477A Quick directional column type LCD self-adapting optical system |
| 05/13/2008 | US7372879 Wavelength locker using modulator current and photodetector |
| 05/08/2008 | DE19723448B4 Verfahren und Vorrichtung zur Kompensation des Datenalters in einem Interferometer Method and apparatus for compensating data age in an interferometer of the |
| 05/06/2008 | US7369251 Full-field optical measurements of surface properties of panels, substrates and wafers |
| 04/30/2008 | EP1915608A2 Microscope |
| 04/30/2008 | CN101169513A Polarized light energy loss-free liquid crystal self-adaptive optical system |
| 04/30/2008 | CN101169339A Optical fiber fourier transform white light interference relative measurement method |
| 04/29/2008 | US7365858 Systems and methods for phase measurements |
| 04/24/2008 | WO2008047358A2 An alarm system for alerting a driver to the presence of an abandoned living body in a vehicle |
| 04/24/2008 | WO2008046998A1 Method for correcting a wave front analyser and analyser implementing said method |
| 04/23/2008 | EP1914530A1 Exposure apparatus mounted with measuring apparatus |
| 04/23/2008 | EP1664675B1 Interferometric optical fibre rotation rate sensing device |
| 04/22/2008 | US7361883 Photonic mixer device |
| 04/17/2008 | WO2008045868A2 Precision guidance and position reporting system |
| 04/17/2008 | US20080088851 Spatial and spectral wavefront analysis and measurement |
| 04/17/2008 | US20080088796 Wavefront characterization of corneas |
| 04/16/2008 | EP1910996A1 Wave front sensing method and apparatus |
| 04/15/2008 | US7358854 Method and device to identify a periodic light source |
| 04/10/2008 | WO2008025433A3 Method and apparatus for the spatially resolved determination of the phase and amplitude of the electromagnetic field in the image plane of an image of an object |
| 04/10/2008 | DE19821974B4 Vorrichtung und Verfahren zur Erfassung von Phase und Amplitude elektromagnetischer Wellen Apparatus and method for detecting the phase and amplitude of electromagnetic waves |
| 04/09/2008 | CN101158602A Optical fibre fourier transformation white light interferometric method |
| 04/08/2008 | US7355695 Wavefront calibration analyzer and methods |
| 04/08/2008 | US7355165 Optical encoder and method for using same |
| 04/02/2008 | CN100378444C Femo second laser space coherence dectector |
| 04/02/2008 | CN100378443C White light bivision field wave surface measuring instrument |
| 04/02/2008 | CN100378442C Optical wave front detecting unit and detecting method thereof |
| 03/26/2008 | EP1903320A1 Method and means for measuring wavelength of a signal from an optical sensor |
| 03/26/2008 | CN201041516Y Sequential hole array transparent wavelength meter |
| 03/25/2008 | US7349085 Detecting the orientation of carbon nanotubes |
| 03/18/2008 | US7346093 DUV light source optical element improvements |
| 03/13/2008 | DE102007009661A1 Verfahren und Vorrichtung zur ortsaufgelösten Bestimmung der Phase und Amplitude des elektromagnetischen Feldes in der Bildebene einer Abbildung eines Objektes Method and device for the spatially resolved determination of the phase and amplitude of the electromagnetic field in the image plane of an image of an object |
| 03/12/2008 | CN101140186A Polarization phase shifting double shearing interference wave face measuring apparatus and inspect method thereof |
| 03/12/2008 | CN100374833C Method and apparatus for measuring wavefront aberrations |
| 03/06/2008 | WO2008025958A2 Optical characteristic mapping instrument |
| 03/06/2008 | WO2008025433A2 Method and apparatus for the spatially resolved determination of the phase and amplitude of the electromagnetic field in the image plane of an image of an object |
| 03/06/2008 | DE112004002815T5 Optische Frequenzmessvorrichtung und optisches Frequenzmessverfahren Optical frequency measurement apparatus and optical frequency measurement method |
| 03/05/2008 | EP1511978A4 Methhod and system for sensing and analyzing a wavefront of an optically transmissive system |
| 03/05/2008 | CN100373143C Double color fixed X-ray cross relation measuring instrument |
| 03/05/2008 | CN100373142C Systematic error caliberation system and its method for near infrared pulse wavefront interferometer |
| 03/05/2008 | CN100373141C Double loop two dimension shearing interference detector |
| 02/27/2008 | EP1450671B1 Range extending system and spatial filter |
| 02/26/2008 | US7335867 Method of wavefront sensing by mapping boundaries of a lenslet array onto a grid of pixels |
| 02/21/2008 | WO2008019937A1 Michelson interferometer |
| 02/21/2008 | DE102006038633A1 Mikroskop und Verfahren zur Durchlichtuntersuchung von Objekten Microscope and method for transmitted light examination of objects |
| 02/20/2008 | EP1390722A4 Interferometric determination of three-dimensional refractive index distribution |
| 02/20/2008 | CN101126836A 100% matching circular, annular equal light beam aperture microarray grating |
| 02/20/2008 | CN101126662A Elliptical polarized light analytical equipment |
| 02/20/2008 | CN101126627A Light wave interference detection device and light wave interference detection method |
| 02/19/2008 | US7333526 Coarse spectrometer with a grating |
| 02/19/2008 | US7333216 Apparatus for wavefront detection |
| 02/19/2008 | US7333215 Adaptive optics control system |
| 02/14/2008 | US20080035834 Very fast time resolved imaging in multiparameter measurement space |
| 02/12/2008 | US7330267 Device and method for optical spectroscopy |
| 02/07/2008 | US20080031292 Laser Beam Path Length Difference Detector, Laser Phase Controller, and Coherent Optical Coupler |
| 02/06/2008 | CN201017069Y Optical fiber grating wavelength demodulating equipment |
| 02/05/2008 | US7327470 Spatial and spectral wavefront analysis and measurement |
| 02/05/2008 | US7327467 Phase measuring method and apparatus for measuring characterization of optical thin films |
| 01/30/2008 | CN101113927A Phase shifting lateral direction shearing interferometer |
| 01/29/2008 | US7324208 Optical frequency measurement apparatus and optical frequency measurement method |
| 01/23/2008 | CN101111738A Bandwidth estimation |
| 01/15/2008 | CA2481910C Polarization mitigation technique |
| 01/10/2008 | WO2008003302A1 Method for scanning optical interference patterns by means of line sensors |
| 01/10/2008 | WO2007070006A9 Optical wavefront sensor |
| 01/10/2008 | US20080007248 Non-invasive electric-filed-detection device and method |
| 01/09/2008 | CN101101199A Laser parameter measuring device |
| 01/08/2008 | CA2348912C Phase determination of a radiation wave field |
| 01/03/2008 | DE10106079B4 Vorrichtung und Verfahren zur Durchführung interferometrischer Messungen Apparatus and method for performing interferometric measurements |
| 12/27/2007 | WO2007103560A9 Dynamical/tunable electromagnetic materials and devices |
| 12/27/2007 | DE102006030399B3 Two-dimensional Fabry Perot interferogram`s circular radius detecting method for detecting gusts, involves selecting transformation such that intensity extrema existing in intensity distribution appears equidistant in intensity vector |
| 12/26/2007 | EP1869420A1 Methods and apparatus for measuring wavefronts and for determining scattered light, and related devices and manufacturing methods |
| 12/26/2007 | EP1869401A2 Method for accurate high-resolution measurements of aspheric surfaces |
| 12/12/2007 | CN200989791Y Multichannel optical fiber grating demodulator |
| 12/11/2007 | US7307706 Optical testing method and apparatus |
| 12/06/2007 | WO2007139834A2 Probe for fastener identification and ultrasonic load measurement |
| 12/06/2007 | DE19738328B4 Interferometrische Vorrichtung zur Messung von Bewegungen eines Objektträgers relativ zu festen Reflektoren The interferometric device for measuring movements of a slide relative to fixed reflectors |
| 12/06/2007 | DE102006015518B3 Measuring device for complex coherence degree of interference pattern of two optical fields, has device for converting gauss shaped-mode structure of optical field into Gauss-Laguerre-mode structure |
| 12/06/2007 | DE102005017158B4 Verfahren zum Erzeugen eines digitalen Ausgangssignals eines lichtempfindlichen Sensors und dessen Aufbau A method for generating a digital output signal of a photosensitive sensor and whose structure |
| 12/05/2007 | CN101082776A 干涉仪 Interferometer |
| 12/04/2007 | US7304748 Method and apparatus for bandwidth measurement and bandwidth parameter calculation for laser light |
| 12/04/2007 | US7304314 Quantum cross-ambiguity function generator |
| 11/29/2007 | DE102006025020A1 Abstandsmeßsystem Range measurement |
| 11/28/2007 | CN200982917Y An optical detection device for detecting LED light intensity and wave length |
| 11/27/2007 | US7301974 Wavelength monitoring apparatus |
| 11/27/2007 | US7301643 Arrangement for building a miniaturized fourier transform interferometer for optical radiation according to the michelson principle or a principle derived therefrom |
| 11/27/2007 | US7301613 Device for analysing a wavefront with enhanced resolution |
| 11/22/2007 | WO2007132030A1 Method and device for complex analysis of optical spectra |
| 11/22/2007 | DE19803100B4 Meßanordnung mit Wellenfrontsensor und Verfahren zum Kalibrieren Measuring system with wavefront sensor and method for calibrating |
| 11/22/2007 | DE19719462B4 Verfahren und Vorrichtung zur Kontrastanhebung in der optischen Kohärenztomographie Method and apparatus for contrast enhancement in optical coherence tomography |
| 11/21/2007 | EP0943112B1 Spherical-aberration detection system and optical device using the same |
| 11/20/2007 | US7298497 Methods and apparatus for splitting, imaging, and measuring wavefronts in interferometry |
| 11/14/2007 | EP1853888A1 Method for obtaining a phase image from an intensity image |
| 11/08/2007 | WO2007126475A2 Fiber optic mems seismic sensor with mass supported by hinged beams |
| 11/06/2007 | US7292343 Gas discharge MOPA laser spectral analysis module |
| 11/06/2007 | US7291832 Optical encoders for position measurements |
| 11/01/2007 | WO2007045028A9 Apparatus for interferometric sensing |
| 10/31/2007 | EP1850170A1 Finetuning of embedded wavelength monitor |
| 10/31/2007 | EP1850100A2 Optical measuring system |
| 10/31/2007 | EP1451524A4 Phase-shifting interferometry method and system |