| Patents for G01J 9 - Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength (4,525) |
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| 09/14/2011 | CN102183248A Broadband-light-interference-characteristic-based dynamic starting method of closed-loop fiber optic gyro |
| 09/14/2011 | CN102183234A Method and device for measuring frequency scanning absolute distance based on femtosecond optical frequency comb |
| 09/07/2011 | EP2363097A1 Multifocal ophthalmic lens |
| 09/07/2011 | CN102175333A Method and device for measuring laser pulse width and relative phase by simultaneous phase-shifting interferometry |
| 09/07/2011 | CN102175332A Method for recovering phases from interferograms containing phase-shift error |
| 09/07/2011 | CN102175331A Method for quickly measuring wavelength and light distribution of light source |
| 09/07/2011 | CN102175330A Method and device for producing absolute wavelength reference signal of WDM (Wavelength Division Multiplexing) grating demodulation equipment |
| 09/01/2011 | DE102011000963A1 Pulse laser for controlling output time of optical pulse, has repetition frequency control portion controlling repetition frequency of mode-coupled laser to control output time of optical pulse issued by mode-coupled laser |
| 08/31/2011 | CN102169021A Frequency resolved optical gating measuring device |
| 08/31/2011 | CN102169020A Assembly line device for performing Hartmann wave-front sensor mass center operation |
| 08/31/2011 | CN102168970A One-dimensional inclination angle sensor based on PCF-LPG (Long-Period Grating written in Photonic Crystal Fiber) and device |
| 08/31/2011 | CN101629803B Automatic counting system and counting method of interference ring |
| 08/30/2011 | CA2446651C Method and apparatus for measuring wavefront aberrations |
| 08/24/2011 | EP2359109A1 Mirror structure |
| 08/24/2011 | EP2359108A2 Mirror structure |
| 08/24/2011 | CN101776489B Femtosecond laser plasma channel interferogram phase and electron density extraction method |
| 08/17/2011 | CN102158276A Servo test device and method for performance of optical signal emitted by satellite optical communication terminal |
| 08/17/2011 | CN102155997A Optical-fiber type laser wavemeter |
| 08/17/2011 | CN102155924A Four-step phase shifting method based on absolute phase recovery |
| 08/17/2011 | CN101246026B Method and device for optical sensor inquiry system |
| 08/09/2011 | US7995627 Process and apparatus for a wavelength tuning source |
| 08/03/2011 | CN101907495B Fiber bragg grating wavelength demodulation system with long-period fiber bragg grating Sagnac loop |
| 07/20/2011 | CN102128688A Method and system for measuring light color performance of laser display |
| 07/20/2011 | CN101832821B Method and device for measuring laser wavelength based on bound wavelength |
| 07/14/2011 | US20110170104 Method for measuring the spectral phase of a periodic signal |
| 07/13/2011 | EP2341823A2 System and method for providing full jones matrix-based analysis to determine non-depolarizing polarization parameters using optical frequency domain imaging |
| 07/13/2011 | CN102121851A Method for measuring length difference of array fibers |
| 07/06/2011 | CN101694369B Fizeau interferometer with simultaneous phase shifting |
| 06/29/2011 | EP1537391B1 Method and device for determining a pixel gray scale value image |
| 06/29/2011 | CN201885805U Annular common-path point diffraction-interference wave front sensing device- |
| 06/29/2011 | CN102109414A Method and device for calibrating phase modulation of spatial light modulators by utilizing heterodyne interference |
| 06/29/2011 | CN101566504B Method and device for measuring laser speckles |
| 06/29/2011 | CN101482432B Timer resolved dual-grating interferometer |
| 06/29/2011 | CN101464522B Subaqueous target wake detection system and method based on laser wave front change |
| 06/28/2011 | US7969578 Method and apparatus for performing optical imaging using frequency-domain interferometry |
| 06/28/2011 | US7966883 Non-destructive inspection using laser-ultrasound and infrared thermography |
| 06/22/2011 | CN101858789B Photoionization device for measuring absolute phase of carrier envelope of optical pulse |
| 06/22/2011 | CN101762330B Device and method for accurately measuring optical wavelength of single-mode infrared laser |
| 06/16/2011 | US20110139970 Nanoscale Object Detection Using A Whispering Gallery Mode Resonator |
| 06/15/2011 | EP1685366B1 Method and apparatus for performing optical imaging using frequency-domain interferometry |
| 06/15/2011 | CN102095504A Ring common-path point diffraction interferometer based on spatial phase modulation |
| 06/15/2011 | CN102095503A Wavefront detection and reconstruction method based on differential sensor |
| 06/08/2011 | CN101776488B Method for measuring optical phase by using synchronous phase-shifting interference method and implementing device |
| 05/25/2011 | CN102073136A Optimized distribution method for energy of liquid crystal adaptive optical system |
| 05/12/2011 | WO2011054367A1 Method and device for examining a laser system |
| 05/11/2011 | CN101788344B Instantaneous phase-shift transverse shear interferometer |
| 05/11/2011 | CN101694405B Sensing wavelength demodulation scheme based on microwave power detection |
| 05/11/2011 | CN101586986B High precision optical fiber grating wave length demodulation system |
| 05/04/2011 | EP1784677B1 Patterned spinning disk based optical phase shifter for spectral domain optical |
| 04/28/2011 | WO2011011385A3 Shack hartman sensor with removable lenslet array |
| 04/27/2011 | CN102032950A Method for measuring coherent length of entire atmosphere by observing stars in daytime |
| 04/27/2011 | CN101587281B Method and device for realizing demodulation of mixing auger phase light beam orbit angular momentum state |
| 04/21/2011 | WO2011020606A3 System for wavefront analysis and optical system having a microscope and a system for wavefront analysis |
| 04/20/2011 | EP1451524B1 Phase-shifting interferometry method and system |
| 04/20/2011 | CN101614593B Reflecting pyramid wave-front sensor |
| 04/19/2011 | CA2681960C Method and apparatus for measuring wavefront aberrations |
| 04/14/2011 | WO2011044218A1 Phase from defocused color images |
| 04/14/2011 | WO2011042674A1 Method and system for structural analysis of an object by measuring the wave front thereof |
| 04/13/2011 | CN201795864U Instantaneous phase-shifting lateral shearing interferometer |
| 04/07/2011 | WO2011039118A1 Method for determining the inner structure of a sample |
| 04/07/2011 | US20110081146 Optical monitor device |
| 04/06/2011 | CN102000657A Resin application apparatus, optical property correction apparatus and method |
| 04/06/2011 | CN101782435B Laser parameter integrated test system |
| 04/06/2011 | CN101592525B Method for measuring phase delay devices with different wavelengths |
| 03/23/2011 | EP2297783A1 Drift field demodulation pixel with pinned photo diode |
| 03/23/2011 | CN101988851A Counting device, physical quantity sensor, counting method and physical quantity measuring method |
| 03/22/2011 | US7912370 Optical power measurement apparatus and optical power measurement method |
| 03/09/2011 | EP2293035A1 Method and device for displaying a sampling function |
| 03/09/2011 | EP2293031A2 Method and apparatus for performing optical imaging using frequency-domain interferometry |
| 03/09/2011 | CN101389938B Compact optical interferometer of the trilateral shift type |
| 03/02/2011 | EP2290339A2 Process and apparatus for a wavelength tuned light source |
| 03/02/2011 | EP2290338A2 Process and apparatus for a wavelength tuned light source |
| 03/02/2011 | EP2290337A2 Process and apparatus for a wavelength tuned light source |
| 03/02/2011 | EP2290336A2 Process and apparatus for a wavelength tuned light source |
| 03/01/2011 | US7896916 Multifocal ophthalmic lens |
| 02/17/2011 | WO2010141702A3 Wavefront imaging sensor |
| 02/16/2011 | CN101666685B Device and method for extracting low coherence interference center fringe based on two-dimensional image |
| 02/16/2011 | CN101387702B Phase inspecting method for phase laser range finder |
| 02/09/2011 | CN101968383A Anti-disturbance time-frequency domain wave-front detection method |
| 02/09/2011 | CN101718590B Calibration device of self-adaption optical system based on far field performance indexes |
| 02/02/2011 | EP2280260A2 Process and apparatus for a wavelength tuned light source |
| 02/02/2011 | EP2280259A1 Process and apparatus for a wavelength tuned light source |
| 02/02/2011 | EP2280258A2 Process and apparatus for a wavelength tuned light source |
| 02/02/2011 | EP2280257A1 Process and apparatus for a wavelength tuned light source |
| 02/02/2011 | EP2280256A1 Method and apparatus for performing optical imaging using frequency-domain interferometry |
| 02/02/2011 | CN201731943U Wavelength identification device |
| 02/02/2011 | CN101963543A System and method for testing lens parameters based on Hartmann-Shark sensor |
| 01/27/2011 | WO2011011385A2 Shack hartman sensor with removable lenslet array |
| 01/27/2011 | DE102006028953B4 Wellenlängenmonitor Wavelength monitor |
| 01/27/2011 | CA2767900A1 Shack hartman sensor with removable lenslet array |
| 01/26/2011 | EP2278287A1 Method and apparatus for performing optical imaging using frequency-domain interferometry |
| 01/26/2011 | EP2278268A2 Optical displacement meter |
| 01/26/2011 | CN101957238A Coherent phase detecting method based on Mach-Zehnder interferometer |
| 01/26/2011 | CN101629851B Device and method for measuring laser frequency change |
| 01/20/2011 | DE102009027165A1 Verfahren und Vorrichtung zur Darstellung einer Abtastfunktion Method and apparatus for representation of a sampling function |
| 01/19/2011 | CN101950250A Accumulator based Hartmann-Shack wavefront slope acquisition method and processor |
| 01/13/2011 | WO2011006106A1 Microscopy with adaptive optics |
| 01/05/2011 | EP2270448A1 Method and apparatus for performing optical imaging using frequency-domain interferometry |
| 01/05/2011 | EP2270447A1 Method and apparatus for performing optical imaging using frequency-domain interferometry |
| 01/05/2011 | CN101936780A Wave-front sensor with two-surface conical mirrors |