| Patents for G01J 9 - Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength (4,525) |
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| 03/13/2012 | CA2507659C Multifocal ophthalmic lens |
| 03/07/2012 | EP2425221A1 Method and system for measuring the propagation properties of a light beam |
| 03/07/2012 | EP1743149B1 Device and method for detecting high-frequency radiation |
| 03/07/2012 | CN202158903U 基于Etalon的波长计 Etalon-based wavelength meter |
| 03/07/2012 | CN101963543B System and method for testing lens parameters based on Hartmann-Shark sensor |
| 03/07/2012 | CN101858788B Method and device for measuring wave height of emergent light wave of inter-satellites laser communication by interference wedge plate |
| 03/07/2012 | CN101246056B Spectral measurement apparatus and measurement method utilizing brillouin scattering |
| 02/29/2012 | EP2423729A1 Light reflection mechanism, optical interferometer and spectral analyzer |
| 02/22/2012 | CN101936780B 一种具有两面锥镜的波前传感器 Wavefront sensor having a mirror on both sides of the cone |
| 02/16/2012 | US20120041429 Method and device for performing online aberrometry in refractive eye correction |
| 02/15/2012 | CN202145147U 二氧化碳激光波长测量装置 Carbon dioxide laser wavelength measurement device |
| 02/15/2012 | CN102354026A All-fiber thermal compensation etalon based on high double refraction photonic crystal optical fiber Sagnac ring |
| 02/15/2012 | CN102353463A Four-channel detection technology based laser frequency and phase discrimination method and device realizing same |
| 02/15/2012 | CN102353462A Carbon dioxide laser wavelength measuring apparatus |
| 02/15/2012 | CN102353461A Method for nondestructively measuring multimode cutoff wavelength of lithium niobate waveguide phase modulator |
| 02/15/2012 | CN101839771B 高功率半导体激光器模块的检测装置和方法 Detection apparatus and method for high power semiconductor laser module |
| 02/14/2012 | CA2469817C System and method for measuring optical distance |
| 02/08/2012 | CN102121851B 一种阵列光纤长度差距的测量方法 A measure of the length of the gap between the fiber array |
| 02/07/2012 | CA2445289C Defocus and astigmatism compensation in a wavefront aberration measurement system |
| 02/07/2012 | CA2393076C Transverse integrated optic interferometer |
| 02/02/2012 | WO2012012900A1 Photodetector for determining light wavelengths |
| 02/02/2012 | US20120029630 Multifocal ophthalmic lens |
| 02/01/2012 | CN101813523B 移动信标大气相干长度测量方法 Mobile beacon atmospheric coherence length measurement method |
| 01/25/2012 | CN202126311U FROG (Frequency Resolved Optical Gating) measuring device |
| 01/25/2012 | CN102331303A Grating-based phase difference wavefront sensor |
| 01/25/2012 | CN101968383B Anti-disturbance time-frequency domain wave-front detection method |
| 01/25/2012 | CN101936779B Double-optical wedge splicing pyramid wavefront sensor |
| 01/19/2012 | WO2012008031A1 Method and apparatus for measuring shape of surface to be inspected, and method for manufacturing optical element |
| 01/19/2012 | DE102008058017B4 Wellenlängenmesser und zugehöriges Verfahren Wavemeter and associated method |
| 01/18/2012 | CN102322964A Optical phase lock tracking method based on four-channel laser frequency demodulation phase demodulation technology and apparatus realizing method |
| 01/18/2012 | CN102322963A Wave-front measurement device for laser diode linear array or planar array |
| 01/18/2012 | CN102322955A Scanning spectrometer with multiple photodetectors |
| 01/12/2012 | WO2012004213A1 Wave front analyzer having liquid-crystal microlenses |
| 01/11/2012 | CN1680791B Signal-processing electronic circuit |
| 01/05/2012 | US20120002686 Process and apparatus for a wavelength tuning source |
| 01/04/2012 | CN202102551U Laser warner |
| 01/04/2012 | CN202101764U Mach-Zehnder point diffraction interferometer |
| 01/04/2012 | CN102305666A Method and equipment for measuring day-time seeing based on solar apparent diameter variance measurement |
| 01/04/2012 | CN101285712B Linear phase inversion wavefront sensor based on disrete lighting intensity measuring device |
| 12/28/2011 | CN102297725A 可见光点衍射干涉仪中参考球面波偏差检测装置及方法 Visible point diffraction interferometer reference spherical wave deviation detection device and method |
| 12/28/2011 | CN101784873B 用于波长监测的位置敏感检测器 For wavelength monitoring a position sensitive detector |
| 12/22/2011 | DE102010024606A1 Aberrometry measuring system for use in optical measuring system for determining refraction of eye, has imaging optics for imaging object plane of aberrometry measuring system in image plane of aberrometry measuring system |
| 12/22/2011 | DE102010017425A1 Geneigte Phasengitterstrukturen Inclined phase grating structures |
| 12/21/2011 | CN102288306A 一种同时测量激光器输出单脉冲能量和波形的方法 For simultaneously measuring the laser output pulse energy and waveform generation |
| 12/21/2011 | CN102288305A 一种自适应光学系统波前传感器及其探测方法 A pro-wave sensor and an optical system adaptive detection method |
| 12/15/2011 | DE102010043768B3 Lichtlaufzeitkamera Time of flight camera |
| 12/14/2011 | CN102280000A 激光报警器 Laser alarm |
| 12/14/2011 | CN101738721B 一种消除哈特曼波前传感器系统误差的自适应光学成像系统 An adaptive optics imaging system to eliminate former Hartmann sensor system error |
| 12/08/2011 | US20110299763 Apparatus and method of information extraction from electromagnetic energy based upon multi-characteristic spatial geometry processing |
| 12/08/2011 | US20110299091 Method and apparatus for performing optical imaging using frequency-domain interferometry |
| 12/07/2011 | EP2391875A2 Method for measuring and method for viewing a wave surface using spectrophotometry |
| 12/07/2011 | CN202067057U 一种光纤光栅波长的解调装置 An optical fiber grating wavelength demodulation device |
| 12/07/2011 | CN102269910A 一种使用角度调谐滤光片的光纤光栅波长解调系统和方法 Fiber grating wavelength demodulation system and method of using the angle tuning filter |
| 12/07/2011 | CN102269627A 基于交流小相位调制的相移量的检测与控制方法及装置 Based on the detection and control of the phase shift method and apparatus for the exchange of a small amount of phase modulation |
| 11/30/2011 | CN101799331B 基于乙炔气体吸收峰的dfb激光器波长解调方法和系统 Dfb laser wavelength demodulation method and system based on acetylene gas absorption peaks |
| 11/24/2011 | DE102010046201B3 Method for determining parameter fluctuations of electromagnetic radiation sent by mode-coupled laser, involves determining two phase progresses, and computing fluctuation of repetition frequency based on difference of progresses |
| 11/24/2011 | DE102010021340A1 Verfahren zur Korrektur atmosphärisch verzerrter optischer Wellenfronten A method of correcting atmospherically distorted optical wavefronts |
| 11/23/2011 | CN102252833A Large-diameter wide-dynamic range collimating system wavefront quality detection device |
| 11/23/2011 | CN102252832A Wavefront quality detection device and method for large-aperture collimation system |
| 11/23/2011 | CN102252765A Wavefront aberration detection device and method for beam expansion and collimation system |
| 11/23/2011 | CN102252764A Laser wavelength real-time measurement device |
| 11/23/2011 | CN102252763A Single focal plane high-precision testing method for optical wavefront of optical imaging system |
| 11/23/2011 | CN101726366B Wavefront measurement method and device based on multiple-pinhole plate |
| 11/16/2011 | CN202041720U Reflection-type double-slit interferometer |
| 11/16/2011 | CN202041285U Optical power measurement device with wavelength identification function |
| 11/16/2011 | CN102243106A Frequency-beating device for laser frequency measurement |
| 11/16/2011 | CN102243098A In-situ test system of strong laser beam quality |
| 11/09/2011 | CN1670508B Optical image measuring apparatus |
| 11/09/2011 | CN101881669B Real-time closed-loop measuring and tracking method of half-wave voltage of integrated electro-optical phase modulator |
| 11/08/2011 | USRE42899 Method and system for measuring the relief of an object |
| 11/03/2011 | WO2011136382A1 Observation device |
| 11/03/2011 | WO2011136381A1 Observation device |
| 11/03/2011 | WO2011134562A1 System for producing a signal having an adjustable time position or phase position |
| 11/02/2011 | CN102230827A Mach-Zehnder point diffraction interferometer and method for reconstructing laser complex amplitudes |
| 11/02/2011 | CN102230826A Signal processing method for heterodyne interferometer |
| 11/02/2011 | CN102230825A Posture correction system using phase offset interference technology |
| 10/26/2011 | CN102226722A Wavelength detector of fiber grating sensor |
| 10/13/2011 | WO2011126372A1 Scanning wavelength system and method calibrating such a system |
| 10/12/2011 | EP2375231A1 Turbulence Compensation. |
| 10/12/2011 | CN202008770U Experimental instrument for measuring wavelength of light wave by using grating constant |
| 10/12/2011 | CN102213619A Laser frequency measuring device and method |
| 10/12/2011 | CN101566505B Method for quickly calculating dominant wavelength of light-emitting diode |
| 10/06/2011 | WO2011122951A1 Turbulence compensated image production |
| 10/04/2011 | US8029136 Method and device for performing online aberrometry in refractive eye correction |
| 09/29/2011 | DE102010003411A1 Time-of-flight camera e.g. photo mixture detector camera, operating method, involves detecting phase shift of electromagnetic radiation for two various modulation frequencies, where difference of detected phase shifts is formed |
| 09/29/2011 | DE102010003409A1 Time-of-flight camera e.g. three-dimensional time-of-flight camera, operating method for car, involves detecting phase shift of electromagnetic radiation for frequencies that are formed adjacent to difference of phase shifts |
| 09/28/2011 | CN201993173U 光纤光栅传感器的波长检测仪 Wavelength detector fiber grating sensors |
| 09/28/2011 | CN102202185A Physical information acquisition device, solid-state imaging device and physical information acquisition method |
| 09/28/2011 | CN101865726B Interference fringe counter of Michelson interferometer |
| 09/21/2011 | CN201983855U 激光近场分布测量用4f光学系统 Near-field distribution measurement using laser 4f optical system |
| 09/21/2011 | CN102193267A Demodulation system for carrying out wavelength side-band processing on fiber gratings |
| 09/21/2011 | CN101471050B System and method for stabilizing wavelength of led radiation in backlight module |
| 09/20/2011 | US8023724 Apparatus and method of information extraction from electromagnetic energy based upon multi-characteristic spatial geometry processing |
| 09/15/2011 | WO2011110714A1 Method for measuring optical aberrations with variable range and sensitivity using two reconfigurable optical elements, and device for performing same |
| 09/14/2011 | EP2364435A1 Apparatus and method for operating a spectrometer |
| 09/14/2011 | CN201974237U Led辐射波长测试定位装置 Led radiation wavelength test positioning device |
| 09/14/2011 | CN1888834B Optical fiber grating sensor wave length measuring system |
| 09/14/2011 | CN102183308A A measuring method of wavelength variation of a tunable laser |
| 09/14/2011 | CN102183300A 4F optical system for laser near field resolution measurement |
| 09/14/2011 | CN102183299A 4f optical system for measuring laser near field distribution |