| Patents for G01J 9 - Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength (4,525) |
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| 07/24/2013 | CN103217225A Supporting structure of point diffraction interferometer small hole plate |
| 07/24/2013 | CN103217224A High-speed wavefront measure and wavefront processing integration system |
| 07/24/2013 | CN103217223A Method for improving measuring accuracy of transfer matrix of adaptive optical system |
| 07/24/2013 | CN102735348B Wavefront measuring method based on Hartmann wavefront sensor |
| 07/18/2013 | DE102008038883B4 Mikrofonanordnung Microphone array |
| 07/17/2013 | CN203069274U Laser interferometer optical path difference positioning system |
| 07/17/2013 | CN103207023A Absolute calibration method for eliminating system errors in phase retrieval test process |
| 07/17/2013 | CN103207022A Calibration method for eliminating rotating asymmetrical errors in phase retrieval test process |
| 07/17/2013 | CN102607719B Wave-front aberration detection device based on transverse shearing interference for beam expanding collimation system |
| 07/17/2013 | CN101571423B Method, phase grating and device for analysing the wavefront of a light beam |
| 07/10/2013 | CN203053576U Interference fringe automatic counting device used for Michelson interferometer |
| 07/10/2013 | CN203053575U Control device of Michelson interferometer |
| 07/10/2013 | CN103196569A Method for measuring laser wavelength by rotating Fabry-Perot interferoscope |
| 07/10/2013 | CN103196568A Wavelength detector and contact probe using it |
| 07/10/2013 | CN102393255B System capable of solving inclination problem of narrow field of view lens in wave aberration detection and method thereof |
| 07/09/2013 | US8481938 Electromagnetic wave measuring apparatus, measuring method, program, and recording medium |
| 07/03/2013 | CN203037357U Automatic wavelength calibration system of wavelength-adjustable light source |
| 07/03/2013 | CN103185640A Michelson interferometer control device and control method |
| 07/03/2013 | CN103181754A Method and apparatus for performing optical imaging using frequency-domain interferometry |
| 07/03/2013 | CN103181753A Method and apparatus for performing optical imaging using frequency-domain interferometry |
| 06/26/2013 | EP2608327A1 System for generating a beat signal |
| 06/26/2013 | CN203024958U Multifunctional grating instrument |
| 06/19/2013 | CN103162847A Double-edge wind measurement laser radar frequency discrimination system based on single thickness air gap Fabry-Perot interferometer and implementation method for system |
| 06/19/2013 | CN103162846A Method of building coefficient transfer matrix between Zernike polynomial aberration model and Walsh function aberration model |
| 06/19/2013 | CN103162845A Femtosecond time domain single photon space multi-wavelength detector |
| 06/12/2013 | CN103148949A Dynamic phase acquisition device |
| 06/12/2013 | CN102564611B High-power laser wave front measuring instrument and wave front measuring method |
| 06/12/2013 | CN102426061B Hartmann wavefront sensor with adjustable dynamic range |
| 06/06/2013 | WO2013082272A1 Tunable light source system with wavelength measurement for a hyper-spectral imaging system |
| 06/05/2013 | CN202975600U Measuring device of partially coherent vortex light beams |
| 06/05/2013 | CN202974451U A stripe counting circuit based on a single chip microcomputer |
| 05/29/2013 | EP2596745A1 Reference calibration for an adaptive optics system |
| 05/23/2013 | US20130128274 Method and apparatus for performing optical imaging using frequency-domain interferometry |
| 05/22/2013 | EP2594896A1 Method and apparatus for measuring shape of surface to be inspected, and method for manufacturing optical element |
| 05/22/2013 | CN202947797U Wave front measuring chip mixedly integrated with planar array liquid crystal micro lens and infrared detector |
| 05/22/2013 | CN103115687A Detection method for large dynamic range large dynamic range light wave front tilt |
| 05/16/2013 | WO2013038193A3 Controlling light transmission through a medium |
| 05/15/2013 | EP2591324A1 Wave front analyzer having liquid-crystal microlenses |
| 05/15/2013 | CN103105236A Method used for liquid crystal optical phase modulator phase detection |
| 05/15/2013 | CN103105235A Method for measuring tilt aberration of Hartmann wavefront sensor subaperture |
| 05/08/2013 | CN103091075A Multifunctional grating instrument |
| 05/08/2013 | CN103090979A Method and device for interference fringe automatic counting used for Michelson interferometer |
| 05/08/2013 | CN103082996A Method and apparatus for performing optical imaging by using frequency-domain interferometry |
| 05/08/2013 | CN102507020B Microlens array-based synchronized phase-shifting interference test method and test device |
| 04/24/2013 | CN202903338U Determination device for reference wavelength |
| 04/24/2013 | CN102494785B Device and method for measuring transfer matrix of adaptive optics system based on Hadamard matrix multi-channel method |
| 04/17/2013 | CN103047928A Random error mode evaluation method of phase shifting interferometer |
| 04/17/2013 | CN102519608B Method for assembling microobjective on point-diffraction interferometer |
| 04/11/2013 | WO2013050470A1 Reference calibration for an adaptive optics system |
| 04/10/2013 | CN202869647U Integrating sphere |
| 04/10/2013 | CN103033272A Simultaneous phase-shifting lateral shearing interferometer and detection method |
| 04/10/2013 | CN103033261A On-line detection method of focal spot energy distribution |
| 04/09/2013 | US8416818 Process and apparatus for a wavelength tuning source |
| 04/03/2013 | CN101762331B Common-path radial shear interferometer based on four-step spatial digital phase-shift |
| 03/27/2013 | CN202836771U Dynamic wavefront test device |
| 03/27/2013 | CN103003662A Method and apparatus for measuring shape of surface to be inspected, and method for manufacturing optical element |
| 03/27/2013 | CN102998005A Detection system for self-coherent characteristics of laser device |
| 03/27/2013 | CN102998004A Wavelength automatic calibration system of wavelength-adjustable light source and method of system |
| 03/27/2013 | CN102445280B Detection device and method for small hole calibration |
| 03/21/2013 | US20130070893 X-ray imaging apparatus, x-ray imaging method, and x-ray imaging program |
| 03/21/2013 | CA2847023A1 Controlling light transmission through a medium |
| 03/20/2013 | CN102981269A Large-visual field scanning and imaging device based on solar adaptive optical system |
| 03/20/2013 | CN102980667A Laser beam detection device and method based on ENZ theory |
| 03/20/2013 | CN102226722B Wavelength detector of fiber grating sensor |
| 03/14/2013 | US20130063729 Observation device |
| 03/13/2013 | CN202793602U Polarization laser wavelength meter |
| 03/13/2013 | CN102967379A Wavefront sensor used for solar self-adaptive optical system |
| 03/13/2013 | CN102967378A Small-sized radial shearing interferometer based on four-step phase-shifting theory |
| 03/13/2013 | CN102288306B Method for simultaneously measuring output single-pulse energy and waveforms of lasers |
| 03/07/2013 | DE102011053219A1 Pixels for detecting amplitude and phase of electromagnetic radiation in form of photonic mixer devices, has phase sensitive sub-pixels for detection of incident electromagnetic radiation with photosensitive pixel surface |
| 03/06/2013 | EP2565703A1 Observation device |
| 03/06/2013 | EP2565702A1 Observation device |
| 03/06/2013 | CN102954842A Common optical path interference detecting device based on synchronous carrier phase shift and a detecting method of common optical path interference detecting device |
| 03/06/2013 | CN102175331B Method for quickly measuring wavelength and light distribution of light source |
| 03/06/2013 | CN101868968B Light source frequency detection circuit using bipolar transistor |
| 02/28/2013 | DE10115292B4 Luftrefraktometer Air refractometer |
| 02/27/2013 | CN102944312A Method for measuring partially coherent vortex light beam topological charge number |
| 02/26/2013 | US8384909 Method and apparatus for performing optical imaging using frequency-domain interferometry |
| 02/21/2013 | WO2013024274A1 Wavefront sensor device |
| 02/20/2013 | CN102937480A Method, device and mobile terminal for detecting ambient light frequency |
| 02/13/2013 | CN202734971U Optical measuring instrument for measuring atmospheric coherent length |
| 02/13/2013 | CN102928094A Absolute wave calibration instrument |
| 02/13/2013 | CN102280000B 激光报警器 Laser alarm |
| 02/13/2013 | CN102243098B In-situ test system of strong laser beam quality |
| 02/07/2013 | WO2013020092A1 A large diopter range real time sequential wavefront sensor |
| 02/07/2013 | CA2842013A1 A large diopter range real time sequential wavefront sensor |
| 02/06/2013 | EP2553411A1 Turbulence compensated image production |
| 02/06/2013 | CN202720052U Miniature C band fiber grating demodulation module |
| 02/06/2013 | CN102914374A Wavefront measuring apparatus and wavefront measuring method |
| 02/06/2013 | CN102914373A Hartmann wave-front sensor based on micro-cylindrical lens array |
| 01/30/2013 | CN202710187U Novel FP etalon characteristic research and high accuracy wavelength determinator |
| 01/23/2013 | CN102889935A Self-adaptation optical system near-field wave-front sensor calibration device and calibration method based on phase-diversity method |
| 01/23/2013 | CN102252833B Large-diameter wide-dynamic range collimating system wavefront quality detection device |
| 01/22/2013 | US8356897 Method and device for performing online aberrometry in refractive eye correction |
| 01/16/2013 | CN102879901A Large-view-field high-resolution imaging device based on solar surface layer conjugate adaptive optical system |
| 01/16/2013 | CN102879111A Device and method for detecting wave-front aberrations of beam expanding and collimating system |
| 01/16/2013 | CN102879110A Adaptive optical system based on modulation and modulation-free combined pyramid wave-front sensor |
| 01/16/2013 | CN102879109A Dynamic wave-front testing device |
| 01/16/2013 | CN102879108A Four-quadrant tracking sensor with beam-splitting rectangular pyramid |
| 01/15/2013 | US8355138 Method and apparatus for performing optical imaging using frequency-domain interferometry |