| Patents for G01J 9 - Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength (4,525) |
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| 10/25/2007 | WO2007120181A2 Process and apparatus for measurements of mueller matrix parameters of polarized light scattering |
| 10/25/2007 | WO2007120112A1 Multi-object wavefront sensor with spatial filtering |
| 10/25/2007 | US20070247698 Large dynamic range Shack-Hartmann wavefront sensor |
| 10/24/2007 | EP1846948A2 Methods and devices for improved charge management for three-dimensional and color sensing |
| 10/24/2007 | EP1362226B1 High-power beam control with wavefront correction utilizing phase conjugation and adaptive optics |
| 10/24/2007 | CN101059373A Method and device for measuring one-way light speed and checking Lorentz transformation |
| 10/18/2007 | DE10145912B4 Faseroptischer interferometrischer Sensor, Signalverarbeitungssystem eines faseroptischen interferometrischen Sensors und Speichermedium A fiber-optic interferometric sensor signal processing system of a fiber optic interferometric sensor, and storage medium |
| 10/17/2007 | CN101055223A Hartman wavefront sensor mass center measurement precision optimization method |
| 10/17/2007 | CN101055207A Device and method for trace to the source for measuring any wave plate retardation |
| 10/17/2007 | CN100343637C Optical fibre temperature sensing method and sensor based on SAGNAC interferometer |
| 10/16/2007 | US7283572 Measurement of wavelength transients in tunable lasers |
| 10/16/2007 | US7283302 Wavelength filter and wavelength monitor device |
| 10/16/2007 | US7283252 Measuring method and apparatus using interference, exposure method and apparatus using the same, and device fabrication method |
| 10/16/2007 | US7281796 Ophthalmic apparatus |
| 10/11/2007 | WO2007093748A3 Wavefront analysis method involving multilateral interferometry with frequency difference |
| 10/10/2007 | EP1169626B1 Device and method for optical spectroscopy |
| 10/09/2007 | US7280224 Interferometry systems and methods of using interferometry systems |
| 10/09/2007 | US7280223 Interferometry systems and methods of using interferometry systems |
| 10/09/2007 | US7280216 Method and apparatus for determining the wavelength of an input light beam |
| 10/03/2007 | CN101048648A Optical delay |
| 10/03/2007 | CN101046411A Electrooptical phase regulation coefficient measing method for electrooptical phase regulator |
| 10/03/2007 | CN100340845C Optical lens diffracted wave plane measuring instrument |
| 10/02/2007 | US7277186 Method for the interferometric measurement of non-rotationally symmetric wavefront errors |
| 09/27/2007 | US20070223008 Wavelength determining apparatus, method and program for thin film thickness monitoring light |
| 09/27/2007 | US20070223005 Polarising Interferometer |
| 09/25/2007 | US7274468 Optical beam shearing apparatus |
| 09/19/2007 | CN100337581C Method and apparatus for measuring wavefront aberrations |
| 09/18/2007 | CA2388775C Wavefront sensor with off-axis illumination |
| 09/13/2007 | WO2007103560A2 Dynamical/tunable electromagnetic materials and devices |
| 09/12/2007 | CN101034012A Third order correlation measuring instrument |
| 09/12/2007 | CN101033937A Method and device of light splitting, image-forming and synchronous phase-shifting in optical interferometry. |
| 09/11/2007 | US7268891 Transmission shear grating in checkerboard configuration for EUV wavefront sensor |
| 09/11/2007 | US7268885 Optical image measuring apparatus for forming an image of an object to be measured based on interference light |
| 09/11/2007 | CA2258361C Method and device for interferential measurement of phase differences between two light beams from the same polarized source, applied to refractometry |
| 09/05/2007 | CN101029964A Method and apparatus for controlling and inspecting step-by motor driven displacement actuator |
| 09/04/2007 | US7265849 Systems and methods for determining the spectral content of an optical signal |
| 09/04/2007 | US7265848 Time-resolved nonlinear complex sensitivity measuring apparatus |
| 08/29/2007 | EP1326525B1 Apparatus for measuring wavefront aberrations |
| 08/23/2007 | US20070194207 Method and apparatus for wavefront measurement that resolves the 2-pi ambiguity in such measurement and adaptive optics systems utilizing same |
| 08/23/2007 | CA2641943A1 Wavefront analysis method involving multilateral interferometry with frequency difference |
| 08/22/2007 | EP1821524A1 Spatial information detecting device |
| 08/21/2007 | US7259904 Coarse spectrometer with a grating |
| 08/16/2007 | US20070188700 Multifocal Ophthalmic Lens |
| 08/15/2007 | EP1648290A4 Iterative fourier reconstruction for laser surgery and other optical applications |
| 08/14/2007 | US7257334 Device to detect or generate optical signals |
| 08/14/2007 | US7256893 Method and apparatus for measuring bandwidth of an optical spectrum output of a very small wavelength very narrow bandwidth high power laser |
| 08/09/2007 | US20070183647 Method and apparatus for producing an image containing depth information |
| 08/08/2007 | EP1697707B1 Optical measuring system |
| 08/08/2007 | CN1330948C Differential interference measuring device and measuring method for optical fiber grating group delay spectrum |
| 08/08/2007 | CN101013195A Self-adaptive optical system based on linear phase inversion restoration technology |
| 08/07/2007 | US7253907 Measuring method and apparatus using shearing interferometry, exposure method and apparatus using the same, and device manufacturing method |
| 08/07/2007 | US7253902 Wavelength detector |
| 08/07/2007 | CA2377852C Spatial filter for enhancing hartmann-shack images and associated methods |
| 08/02/2007 | WO2007087058A1 Sequential wavefront sensor |
| 08/02/2007 | US20070177157 Optical readhead |
| 08/02/2007 | DE19734087B4 Auswerteschaltung mit Phasenbestimmung für ortsempfindliche Detektoren Evaluation phase determination for position-sensitive detectors |
| 08/02/2007 | DE10121499B4 Vorrichtung und Verfahren zur optischen Spektroskopie und optischen Sensorik sowie Verwendung der Vorrichtung Apparatus and method for optical spectroscopy and optical sensors, as well as use of the device |
| 07/26/2007 | WO2007083609A1 Light spectrum analyzer |
| 07/26/2007 | WO2007083061A1 Achromatic and compact optical interferometer of the trilateral shift type |
| 07/26/2007 | WO2007082975A1 Wavefront aberration and distance measurement phase camera |
| 07/26/2007 | WO2007082678A1 Optical spectrometer |
| 07/26/2007 | WO2007067823A3 A balanced optical-radiofrequency phase detector |
| 07/26/2007 | CA2637741A1 Wavefront aberration and distance measurement phase camera |
| 07/26/2007 | CA2636881A1 Achromatic and compact optical interferometer of the trilateral shift type |
| 07/19/2007 | DE19624167B4 Kohärenz-Biometrie und -Tomographie mit dynamischem kohärentem Fokus Coherence biometry and tomography with dynamic coherent focus |
| 07/17/2007 | US7245383 Optical image measuring apparatus for obtaining a signal intensity and spatial phase distribution of interference light |
| 07/12/2007 | WO2007076746A1 Optical imaging system for testing a wave front |
| 07/11/2007 | CN1995938A Laser wavelength measuring device and method therefor |
| 07/10/2007 | CA2322951C Three-dimensional imaging system |
| 07/05/2007 | US20070153295 Transmission shear grating in checkerboard configuration for EUV wavefront sensor |
| 07/05/2007 | US20070153290 Triggering for a heterodyne interferometer |
| 07/03/2007 | US7239654 Wave length plate, wavelength filter and wavelength monitor |
| 07/03/2007 | US7239396 Method and apparatus for directly measuring the phase change of an optical signal |
| 07/03/2007 | US7238927 Detection of the phase and amplitude of electromagnetic waves |
| 06/28/2007 | US20070146724 Vibration-resistant interferometer apparatus |
| 06/21/2007 | WO2007070006A1 Optical wavefront sensor |
| 06/21/2007 | DE19527219B4 Abstimmvorrichtung für ein integriert optisches Vielstrahlinterferometer Tuner for an integrated optical Vielstrahlinterferometer |
| 06/20/2007 | CN1981693A Defocus and astigmatism compensation device and method in a wavefront aberration measurement system |
| 06/19/2007 | US7233399 Feedback control of an interferometer |
| 06/19/2007 | CA2295780C Wavelength measuring system |
| 06/14/2007 | WO2007067823A2 A balanced optical-radiofrequency phase detector |
| 06/14/2007 | WO2007066686A1 Optical nonlinear evaluation device and optical switching element |
| 06/14/2007 | DE102005062232B3 Optimal imaging system for wave front testing, has two parabolic mirrors facing one another with reflecting surfaces in off-axis positions and having reflecting axes which are arranged parallel to one another, at same off-axis angles |
| 06/13/2007 | EP1796228A1 Laser phase difference detector and laser phase controller |
| 06/13/2007 | EP1794558A2 Optical delay |
| 06/06/2007 | EP1793460A1 Laser beam path length difference detector, laser phase controller and coherent optical coupler |
| 06/06/2007 | CN1975708A Phase developing method |
| 06/06/2007 | CN1975548A Wideband light source with adjustable window |
| 06/05/2007 | US7227116 Very fast time resolved imaging in multiparameter measurement space |
| 05/31/2007 | DE102005056774A1 TOF-Pixel und Verfahren zu dessen Betrieb TOF-pixel and method for its operation |
| 05/30/2007 | CN1971232A Hartmann wavefront sensor with active alignment function and detection method therefor |
| 05/30/2007 | CN1971222A Hartmann-Shack wavefront sensor suitable for variable background for point source target wavefront acquisition |
| 05/30/2007 | CN1318857C Spatial information detecting device using intensity-modulated light |
| 05/29/2007 | CA2378867C Method and system for measuring the relief of an object |
| 05/24/2007 | DE102006036968A1 Verfahren und Vorrichtung zur Wellenfrontmessung optischer Systeme Method and apparatus for wavefront measurement of optical systems |
| 05/22/2007 | US7221458 Method for measuring the microrelief of an object and optical characteristics of near-surface layer, modulation interference microscope for carrying out said method |
| 05/18/2007 | WO2007055800A1 A method and system of using odd harmonics for a phase generated carrier modulated optical signal |
| 05/17/2007 | US20070110356 Wavelength Monitoring System |
| 05/16/2007 | EP1784677A1 Patterned spinning disk based optical phase shifter for spectral domain optical |
| 05/16/2007 | EP1784121A2 Systems and methods for shaping wavefronts in polychromatic light using phase shifting elements |