| Patents for G01J 9 - Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength (4,525) |
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| 05/16/2007 | CN1963433A Hartman wavefront sensor with passive alignment function and testing method thereof |
| 05/16/2007 | CN1963432A Hartman wave front sensor to realize alignment function by light splitter and testing method thereof |
| 05/15/2007 | US7218661 Line selected F2 two chamber laser system |
| 05/15/2007 | US7218402 Wavefront sensor using hybrid optical/electronic heterodyne techniques |
| 05/15/2007 | CA2350736C Method for improving measurements by laser interferometer |
| 05/10/2007 | WO2007052019A1 Apparatus for and method of detecting the phase of a wavefront |
| 05/10/2007 | US20070103695 Wavefront sensor using hybrid optical/electronic heterodyne techniques |
| 05/09/2007 | CN1959355A Method for detecting chromaticity of luminescence, intensity, and white balance of semiconductor light source |
| 05/03/2007 | WO2007049263A1 An image projection display system |
| 05/02/2007 | EP1779481A2 Method and apparatus for gas discharge laser output light coherency reduction |
| 05/02/2007 | EP1779176A1 Beam control system with extended beacon and method |
| 05/02/2007 | CN2896246Y Portable flame detector testing device |
| 05/02/2007 | CN1955701A Shark-Hartmann pre-sensor based on Fourier spectral filter module |
| 05/01/2007 | US7212555 Methods and devices for monitoring the wavelength and power of a laser |
| 04/26/2007 | WO2007045028A1 Apparatus for interferometric sensing |
| 04/26/2007 | US20070091300 Light monitoring device |
| 04/26/2007 | DE19623634B4 Optische Vorrichtung und Verfahren zur Regeneration eines nach dem RZ-Format modulierten optischen Signals Optical apparatus and method for regenerating a modulated by the RZ-format optical signal |
| 04/26/2007 | CA2626417A1 Apparatus for interferometric sensing |
| 04/25/2007 | EP1311814B1 High precision wavelength monitor for tunable laser systems |
| 04/25/2007 | EP1252691A4 Wavemeter for gas discharge laser |
| 04/19/2007 | WO2007041852A1 Method and device for reducing laser phase noise |
| 04/19/2007 | CA2665527A1 Method and device for reducing laser phase noise |
| 04/11/2007 | EP1257882B1 Device for detecting wave fronts |
| 04/05/2007 | DE102004056723B4 Verfahren und Vorrichtung zur geometrischen Kalibrierung eines optoelektronischen Sensorsystems Method and apparatus for calibration of a geometric optoelectronic sensor system |
| 04/05/2007 | DE10131898B4 Interferometrische Messvorrichtung zur Wellenlängenkalibrierung Interferometric measuring device for wavelength calibration |
| 03/28/2007 | CN1307411C Interferometer and method for compensation of dispersion or increase in spectral resolution of such an interferometer |
| 03/27/2007 | US7196797 Differential interferometer with improved cyclic nonlinearity |
| 03/27/2007 | US7196796 Wavelength detecting apparatus, laser apparatus, and wavelength detecting method |
| 03/22/2007 | WO2005104311A3 Duv light source optical element improvements |
| 03/22/2007 | US20070064237 Optical device for studying an object |
| 03/22/2007 | DE102006028953A1 Wellenlängenmonitor Wavelength monitor |
| 03/21/2007 | EP1397638A4 Apparatus and method for measuring aspherical optical surfaces and wavefronts |
| 03/21/2007 | CN1932458A Laser wavelength surface waveguide detecting method |
| 03/14/2007 | CN1930446A Optical readhead |
| 03/13/2007 | CA2337497C Speckle mitigation for coherent detection employing a wide band signal |
| 03/08/2007 | WO2007025746A1 Device and method for the interferometric measurement of phase masks |
| 03/08/2007 | US20070052969 Sensor device used to detect interferometric rotational speed and comprising an optical fibre |
| 03/08/2007 | US20070052694 Optical measuring system |
| 03/08/2007 | DE102006004019B3 Photonic mixer device-system, for motor vehicle, has modulation unit producing modulation signal, whose phasing is individually changed for transmission units such that distance values of object are determined with each transmission unit |
| 03/08/2007 | DE102005040968A1 Method of determining the frequency spectrum of a sample optical wave in a waveguide based on intensity fluctuations |
| 03/07/2007 | CN1926417A Method and apparatus for producing an image containing depth information |
| 03/01/2007 | DE19810980B4 Anordnung zum Messen von Abständen zwischen optischen Grenzflächen Arrangement for measuring distances between optical interfaces |
| 02/28/2007 | CN1302268C Method and apparatus for measuring beat frequency of low light level light source |
| 02/27/2007 | US7183025 Phase difference specifying method |
| 02/22/2007 | DE102004021874B4 Michelson-Interferometer und Verfahren zum Durchführen einer Ausrichtungs-Selbstprüfung desselben The same Michelson interferometer and method for performing an alignment self-examination |
| 02/21/2007 | EP1554539A4 Imaging systems |
| 02/20/2007 | US7180599 Polarization effect averaging |
| 02/15/2007 | DE19715232B4 Verfahren zur Bestimmung optischer Wegdifferenzen Method for the determination of optical path differences |
| 02/14/2007 | EP1752748A1 Highly sensitive, fast pixel for use in an image sensor |
| 02/14/2007 | EP1751491A1 Polarising interferometer with removal or separation of error beam caused by leakage of polirised light |
| 02/14/2007 | CN1912555A Wave-length meter for measuring fibre-optical top wide spectral light source |
| 02/13/2007 | US7175278 Wavefront reconstruction using fourier transformation and direct integration |
| 02/01/2007 | US20070024855 Optical frequency measurement apparatus and optical frequency measurement method |
| 02/01/2007 | DE102005035173A1 Optical structure, e.g. interferometer, for determination and stabilization of laser pulses, has focusing lens arranged between two crystals to focus pulses into one crystal that multiplies frequency components of pulses |
| 01/31/2007 | CN1904665A Method for correcting common-mode wavefront sensor calibration in adaptive optical system |
| 01/31/2007 | CN1904569A Preware measuring method based on linear phase position reversal development |
| 01/31/2007 | CN1297850C An integrated optical M-Z structural module converter |
| 01/30/2007 | US7170611 Methods and apparatus for splitting, imaging, and measuring wavefronts in interferometry |
| 01/30/2007 | US7168807 Iterative fourier reconstruction for laser surgery and other optical applications |
| 01/24/2007 | EP1745738A2 Apparatus for measuring wavefront aberrations |
| 01/18/2007 | US20070013918 Optical measuring system and optical measuring method |
| 01/17/2007 | EP1743149A1 Device and method for detecting high-frequency radiation |
| 01/16/2007 | US7164481 Coefficient of linear expansion measuring apparatus and coefficient of linear expansion measuring method |
| 01/16/2007 | US7164120 Position measuring instrument |
| 01/10/2007 | EP1742092A1 Measuring method for measuring the detuning of an optical signal, measuring device, optical transmitter and optical module |
| 01/10/2007 | CN1892193A Method and apparatus for measuring laser wave-length using heterodyne in interference method |
| 01/10/2007 | CN1892192A Quick-responding high-sensitivity ultraviolet detector made by calcium-titanium oxide monocrystal material |
| 01/10/2007 | CN1892191A Super-fast wide-wave-band optical detector made by by doped oxide and silicon heterojunction material |
| 01/09/2007 | US7161684 Apparatus for optical system coherence testing |
| 01/09/2007 | US7161681 Aberration measuring apparatus comprising wavelength calibration and stabilization |
| 01/09/2007 | US7161128 Optical instrument employing a wavefront sensor capable of coarse and fine phase measurement capabilities during first and second modes of operation |
| 01/09/2007 | CA2368320C Instrument for measuring physical property of sample |
| 01/04/2007 | US20070002332 System and methods for wavefront measurement |
| 01/04/2007 | US20070001105 Wavefront coding interference contrast imaging systems |
| 01/03/2007 | CN1889884A Ophthalmic binocular wavefront measurement system |
| 01/03/2007 | CN1888834A Optical fiber grating sensor wave length measuring system |
| 01/03/2007 | CN1293374C Novel structure photoelectric detector capable of measuring wave length and detecting method |
| 01/02/2007 | US7158238 System and method for calibrating a spatial light modulator array using shearing interferometry |
| 12/20/2006 | EP1733180A1 Optical readhead |
| 12/20/2006 | EP1223850B1 Wavefront refractor simultaneously recording two hartmann-shack images |
| 12/13/2006 | EP1730822A1 Laser source comprising amplifier and adaptative wavefront and polarization driver |
| 12/13/2006 | CN1877270A Lightbeam measuring device |
| 12/07/2006 | US20060275678 Phase difference specifying method |
| 12/06/2006 | CN1875242A Method and apparatus for performing optical imaging using frequency-domain interferometry |
| 12/05/2006 | US7146060 Real-time correction of phase distortion |
| 11/30/2006 | WO2006127199A1 Optical mems wavefront diagnostic transceivers and receiver |
| 11/29/2006 | CN1869612A Quick response broadband optical detector |
| 11/29/2006 | CN1869611A Photoelectric detector with high sensitivity |
| 11/29/2006 | CN1287131C Wavelength strength converter |
| 11/28/2006 | US7142310 Interferometric measuring device utilizing an active optical element |
| 11/23/2006 | US20060262816 Wavelength monitor for use with more than one wavelength |
| 11/23/2006 | US20060261244 System and method of wavefront sensing |
| 11/16/2006 | US20060256437 Wavelength filter and wavelength monitor device |
| 11/16/2006 | US20060256349 Speckle reduction method and system for EUV interferometry |
| 11/16/2006 | DE102005035700A1 Measuring equipment determines relative position of positioning table, movable in coordinate directions, which incorporates laser light operated interferometric measuring devices |
| 11/15/2006 | EP1721137A1 Method and apparatus for producing an image containing depth information |
| 11/14/2006 | US7136167 Fiber optic scanning interferometer using a polarization splitting coupler |
| 11/14/2006 | US7135673 Imaging rotation angle absolute encoder |
| 11/08/2006 | EP0998662B1 Wavelength measuring system |
| 11/07/2006 | US7133136 Wavelength monitor |