| Patents for G01J 9 - Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength (4,525) |
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| 02/01/2006 | CN1727837A Differential interferometers creating desired beam patterns |
| 01/31/2006 | US6993057 Coarse spectrometer with a grating |
| 01/31/2006 | US6992779 Interferometer apparatus for both low and high coherence measurement and method thereof |
| 01/31/2006 | US6992774 Wavelength determining apparatus and method |
| 01/31/2006 | US6992278 Homing process |
| 01/25/2006 | EP1617751A2 Wavefront calibration analyzer and methods |
| 01/25/2006 | CN1238708C Method of monitoring laser re-crystallization process |
| 01/24/2006 | CA2202042C Interferometer |
| 01/19/2006 | WO2004093663A3 Wavefront calibration analyzer and methods |
| 01/18/2006 | EP1616374A2 Optical frequency synthesizer |
| 01/17/2006 | US6987255 State space wavefront reconstructor for an adaptive optics control |
| 01/12/2006 | WO2005114352A3 Fiberoptic fabry-perot optical processor |
| 01/12/2006 | WO2004095653A3 Optical frequency synthesizer |
| 01/12/2006 | US20060007429 Method for determining distortion and/or image surface |
| 01/12/2006 | DE10360570B4 Optisches Meßsystem und optisches Meßverfahren An optical measurement system and optical measurement technique |
| 01/12/2006 | DE10324044B4 Dilatometer mit einer Interferometeranordnung und Verwendung des Dilatometers mit der Interferometeranordnung Dilatometer with an interferometer and use of the dilatometer with the interferometer |
| 01/10/2006 | US6985605 Phase unwrapping method for fringe image analysis |
| 01/10/2006 | US6985508 Very narrow band, two chamber, high reprate gas discharge laser system |
| 01/10/2006 | US6985234 Swept wavelength meter |
| 01/04/2006 | EP1611470A2 Speckle reduction in optical coherence tomography by path length encoded angular compounding |
| 01/04/2006 | EP1611419A1 Optical wavelength meter |
| 01/04/2006 | CN1715842A Improved wavelength detector |
| 01/03/2006 | US6982796 Wavefront splitting element for EUV light and phase measuring apparatus using the same |
| 12/29/2005 | WO2005124275A2 Improved wavefront sensor using hybrid optical/electronic heterodyne techniques |
| 12/29/2005 | US20050286599 Method and apparatus for gas discharge laser output light coherency reduction |
| 12/29/2005 | US20050286020 Eye refractor with active mirror wavefront sensor |
| 12/27/2005 | US6980297 Wavelength monitor |
| 12/22/2005 | WO2005046011A3 Relax gas discharge laser lithography light source |
| 12/22/2005 | DE102005014455A1 Differenzinterferometer mit verbesserter zyklischer Nichtlinearität Differential interferometer with improved cyclic nonlinearity |
| 12/21/2005 | EP1607789A1 Method of inspecting transparent substrates |
| 12/15/2005 | WO2005001445A3 Systems and methods for phase measurements |
| 12/15/2005 | DE102005021151A1 Distortion and/or image surface determination method in optical imaging system, involves determining aberration parameter that relates to distortion or image surface, from relation of wavefront aberrations with measured focus offset values |
| 12/14/2005 | EP1605284A1 Wavelength filter and wavlength monitor device |
| 12/14/2005 | CN1707229A Wavefront-measuring interferometer apparatus, and light beam measurement apparatus and method thereof |
| 12/08/2005 | US20050271109 Very narrow band, two chamber, high rep-rate gas discharge laser system |
| 12/08/2005 | US20050270543 Wavefront-measuring interferometer apparatus, and light beam measurement apparatus and method thereof |
| 12/08/2005 | US20050269489 Optical wavelength determination using multiple measurable features |
| 12/07/2005 | EP1223849B1 Wavefront sensor having multi-power beam modes |
| 12/06/2005 | US6973228 Wavelength stabilizing apparatus and control method |
| 12/01/2005 | WO2005114352A2 Fiberoptic fabry-perot optical processor |
| 12/01/2005 | WO2005052538A3 Lensometers and wavefront sensors and methods of measuring aberration |
| 12/01/2005 | US20050264822 Differential interferometer with improved cyclic nonlinearity |
| 12/01/2005 | DE102004021869A1 Vorrichtung und Verfahren zur Erfassung von Hochfrequenzstrahlung Device and method for the detection of high-frequency radiation |
| 11/30/2005 | CN1703613A Phase distribution measuring instrument and phase distribution measuring method |
| 11/30/2005 | CN1702428A Differential interferometer with improved cyclic nonlinearity |
| 11/29/2005 | US6970250 Method and system for optical heterodyne detection of an optical signal that utilizes optical attenuation |
| 11/24/2005 | US20050259270 Fiberoptic fabry-perot optical processor |
| 11/24/2005 | US20050259269 Shearing interferometer with dynamic pupil fill |
| 11/23/2005 | EP1598648A2 Shearing interferometer with dynamic pupil fill |
| 11/23/2005 | CN1700099A Shearing interferometer with dynamic pupil fill |
| 11/22/2005 | US6967724 Wavefront measuring apparatus and wavefront measuring method |
| 11/22/2005 | US6967722 Tilt-compensated interferometers |
| 11/17/2005 | WO2005108940A1 Device and method for detecting high-frequency radiation |
| 11/17/2005 | WO2005108913A1 Polarising interferometer with removal or separation of error beam caused by leakage of polarised light |
| 11/10/2005 | WO2005106383A2 Interferometry systems and methods of using interferometry systems |
| 11/10/2005 | US20050249251 Wavelength determining apparatus, wavelength determining method, semiconductor laser controlling apparatus, and semiconductor laser controlling method |
| 11/10/2005 | US20050248772 Interferometry systems and methods of using interferometry systems |
| 11/09/2005 | EP1593945A1 Wavefront sensor and relay for optical measurement and associated methods |
| 11/09/2005 | CN2739599Y Dual-circuit two-dimensional shear interference detecting device |
| 11/08/2005 | US6963408 Method and apparatus for point diffraction interferometry |
| 11/08/2005 | US6963063 Use of non-interdigitated commutation sensors on Opto-ASICS to achieve low CPR non-standard encoder resolutions |
| 11/08/2005 | CA2240727C Sensing method and apparatus |
| 11/03/2005 | WO2005104311A2 Duv light source optical element improvements |
| 11/03/2005 | US20050243275 Wavefront sensor and relay for optical measurement and associated methods |
| 11/03/2005 | DE10393432T5 Phasenverteilungs-Messvorrichtung und Phasenverteilungs-Messverfahren Phase distribution measuring apparatus and phase distribution measuring method |
| 11/02/2005 | EP1590696A2 Full-filled optical measurements of surface properties of panels, substrates and wafers |
| 11/01/2005 | USH2130 Laser-difference-frequency discriminator |
| 11/01/2005 | US6961132 Interference system and semiconductor exposure apparatus having the same |
| 11/01/2005 | US6961128 Apparatus for detecting cross-talk and method therefor |
| 10/30/2005 | CA2503235A1 Wavefront sensor and relay for optical measurement and associated methods |
| 10/27/2005 | US20050237811 Photonic mixer device |
| 10/27/2005 | US20050237644 Multi-aperture interferometric optical system |
| 10/27/2005 | US20050237536 Interferometry systems and methods of using interferometry systems |
| 10/26/2005 | EP1588134A1 Imaging system |
| 10/25/2005 | CA2261773C Interferometer and method for compensation of dispersion or increase in spectral resolution of such an interferometer |
| 10/20/2005 | US20050233722 Signal-processing electronics |
| 10/20/2005 | US20050232642 Method and device to identify a periodic light source |
| 10/18/2005 | US6956657 Method for self-calibrated sub-aperture stitching for surface figure measurement |
| 10/13/2005 | US20050225859 System and method for calibrating a spatial light modulator array using shearing interferometry |
| 10/13/2005 | US20050225776 Method and arrangement for improving measuring quality during the operation of electro-optical mixing devices |
| 10/13/2005 | US20050225773 Ultra high frequency imaging acoustic microscope |
| 10/13/2005 | DE102004016624A1 Photomischdetektor Photonic Mixer Device |
| 10/12/2005 | EP1584905A2 Electronic device for processing signals |
| 10/12/2005 | EP1584904A2 Photonic mixing device (PMD) |
| 10/12/2005 | CN1680792A Photonic mixer device |
| 10/12/2005 | CN1680791A Signal-processing electronics |
| 10/06/2005 | WO2005093385A1 Optical frequency measuring apparatus and optical frequency measuring method |
| 10/06/2005 | US20050219550 Apparatus for optical system coherence testing |
| 10/06/2005 | US20050219543 Optical pulse evaluation device and in-service optical pulse evaluation device |
| 10/06/2005 | US20050219536 Wavelength detector |
| 10/05/2005 | EP1582851A2 Wavelength detector |
| 10/05/2005 | EP1080522A4 Reliable modular production quality narrow-band high rep rate f 2? laser |
| 09/29/2005 | WO2005091449A1 Laser source comprising amplifier and adaptative wavefront and polarization driver |
| 09/29/2005 | WO2005090901A1 Interferometric measuring device |
| 09/29/2005 | US20050213866 System |
| 09/29/2005 | US20050213105 Optical beam shearing apparatus |
| 09/28/2005 | CN1673707A Large aperture linear array Hartmann wavefront sensor |
| 09/28/2005 | CN1220466C Wavefront sensor with off-axis illumination |
| 09/27/2005 | US6948818 Method and apparatus for improving vision and the resolution of retinal images |
| 09/22/2005 | US20050206906 Optical image measuring apparatus |