| Patents for G01J 9 - Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength (4,525) |
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| 10/10/2002 | WO2002001204A9 Micro-optic absorption spectrometer |
| 10/08/2002 | US6462827 Phase-based wavelength measurement apparatus |
| 10/08/2002 | US6462823 Wavelength meter adapted for averaging multiple measurements |
| 10/08/2002 | US6460997 Apparatus and method for objective measurements of optical systems using wavefront analysis |
| 10/03/2002 | WO2002077692A1 Optical system manufacturing method and exposure device having an optical system manufactured by the manufacturing method |
| 09/26/2002 | WO2002075877A2 Integrated wavelength locker for use with more than one wavelength and associated methods |
| 09/26/2002 | WO2002075367A2 Tomographic wavefront analysis system |
| 09/26/2002 | US20020135777 Phase shift fringe analysis method and apparatus using the same |
| 09/26/2002 | US20020135751 Process and apparatus for recording the deformation of objects |
| 09/26/2002 | DE10202738A1 Phase or fringe scanning using a phase scanning device such as a piezo-electric device for determining the surface properties of objects, such as detection of wave front aberrations of less than one tenth of a wavelength |
| 09/19/2002 | WO2002025232A3 Wavelength detector and method of detecting wavelength of an optical signal |
| 09/19/2002 | US20020131045 Real-time wavelength calibration for swept lasers |
| 09/19/2002 | US20020130255 Heterodyne optical spectrum analyzer with provisions for intensity noise subtraction |
| 09/18/2002 | EP1241807A2 Heterodyne optical spectrum analyzer with provisions for intensity noise subtraction |
| 09/18/2002 | CN1369694A Real time wavelength calibration of scanning laser |
| 09/17/2002 | US6452146 Electro-optical field conjugation system |
| 09/17/2002 | US6452145 Method and apparatus for wavefront sensing |
| 09/12/2002 | US20020126288 Optical beamsplitter for a polarization insensitive wavelength detector and a polarization sensor |
| 09/12/2002 | US20020125405 Light wavelength meter |
| 09/11/2002 | EP1239272A2 Tunable filter with wavelength monitor |
| 09/09/2002 | CA2372797A1 Tunable filter with wavelength monitor |
| 09/05/2002 | US20020122444 Light frequency locker |
| 09/05/2002 | US20020122181 Interferometric measuring arrangement for superimposing at least two lightwaves |
| 09/05/2002 | US20020122180 Method and system for optical spectrum analysis with a depolarized local oscillator signal |
| 09/05/2002 | US20020122176 Convolution method for measuring laser bandwidth |
| 09/05/2002 | US20020121608 High resolution spectral measurement device |
| 09/04/2002 | EP1236293A2 Optical power and wavelength monitor |
| 09/04/2002 | EP1235508A1 Wavefront sensor with off-axis illumination |
| 08/29/2002 | WO2002067025A1 Optical resonator and wavelength control module using the resonator |
| 08/29/2002 | WO2001081949A3 Very fast time resolved imaging in multiparameter measurement space |
| 08/29/2002 | WO2001077626A3 Wavelength monitor/locker using an etalon and associated methods |
| 08/29/2002 | US20020118370 Wavefront measuring apparatus and wavefront measuring method |
| 08/29/2002 | US20020118368 Light wavelength measuring apparatus and method for measuring wavelength of subject light with high speed by using two-beam interferometer |
| 08/29/2002 | US20020118356 Apparatus and method for measuring the chromatic dispersion of an optical transmission link |
| 08/29/2002 | US20020118340 Range-extending system and spatial filter for enhancing hartmann-shack images and associated methods |
| 08/22/2002 | US20020114563 Optical microcavity resonator system |
| 08/21/2002 | EP1233256A1 Procedure and device for measuring the chromatic dispersion of an optical transmission section |
| 08/20/2002 | US6437321 Method and apparatus to correct for thermally-induced wavefront distortion in crystal rods |
| 08/14/2002 | EP1231455A2 Method and system for optical spectrum analysis with a depolarized local oscillator signal |
| 08/14/2002 | EP1230576A1 System and method for recovering phase information of a wave front |
| 08/13/2002 | US6433869 Wavelength measurement by dispersion timing |
| 08/08/2002 | WO2002061388A2 High resolution etalon-grating monochromator spectrometer |
| 08/08/2002 | US20020105711 Semiconductor saturable absorber-based optical domain optical signal sampling device for sampling an optical signal |
| 08/07/2002 | EP0983483B1 Interferometric measuring device |
| 08/06/2002 | US6429415 Wide field imaging through turbulent media |
| 08/01/2002 | WO2002059550A2 Interferometric filter wavelength meter and controller |
| 08/01/2002 | US20020101589 High resolution etalon-grating spectrometer |
| 08/01/2002 | US20020101588 High resolution etalon-grating monochromator |
| 07/31/2002 | CN1361608A 波长监控设备 Wavelength monitoring equipment |
| 07/30/2002 | US6426496 High precision wavelength monitor for tunable laser systems |
| 07/25/2002 | WO2002057815A2 Single-etalon, multi-point wavelength calibration reference and fully integrated optical system using the same |
| 07/25/2002 | CA2434851A1 Single-etalon, multi-point wavelength calibration reference and fully integrated optical system using the same |
| 07/24/2002 | EP1225432A2 Wavelength monitor |
| 07/24/2002 | EP1223850A1 Wavefront refractor simultaneously recording two hartmann-shack images |
| 07/24/2002 | EP1223849A2 Wavefront sensor having multi-power beam modes, independent adjustment camera, and accommodation range measurement |
| 07/23/2002 | US6424420 Measuring device for arrayed-waveguide diffraction grating |
| 07/18/2002 | WO2002056083A1 Method for measuring the microrelief of an object and optical characteristics of near-surface layer, modulation interference microscope for carrying out said method |
| 07/18/2002 | US20020094148 Single-etalon, multi-point wavelength calibration reference and fully integrated optical system using the same |
| 07/18/2002 | US20020093661 Optical wavelength monitoring system and stabilizing system |
| 07/18/2002 | US20020093660 Wavelength monitor |
| 07/18/2002 | US20020093657 Wavelength detector and method of detecting wavelength of an optical signal |
| 07/17/2002 | EP1221889A1 Rapid, automatic measurement of the eye's wave aberration |
| 07/17/2002 | EP1058813A4 Interferometer and method for measuring the refractive index and optical path length effects of air |
| 07/17/2002 | EP1055103B1 Method and device for determining the distribution of intensity and phase in a laser beam different cutting planes |
| 07/17/2002 | EP0876625B1 Radiation field analyzer |
| 07/16/2002 | US6421131 Birefringent interferometer |
| 07/11/2002 | WO2002054027A1 Wavelength monitoring system |
| 07/11/2002 | US20020088929 Wavelength monitoring apparatus |
| 07/11/2002 | US20020088920 Method and apparatus for controlling optical wavelength based on optical frequency pulling |
| 07/11/2002 | CA2436729A1 Wavelength monitoring system |
| 07/10/2002 | EP1221599A1 Wavemeter with increased accuracy over a wide wavelength range |
| 07/10/2002 | EP1221581A1 Interferometer |
| 07/09/2002 | US6417926 Wavelength measuring system |
| 07/04/2002 | US20020086217 Holographic manufacture of coherence detectors |
| 07/04/2002 | US20020085742 Multi-domain, photonic fingerprint analyzer |
| 07/04/2002 | US20020085208 Interferometer system and interferometric method |
| 07/03/2002 | EP1219939A2 Wavelength monitoring apparatus |
| 07/03/2002 | EP1219938A2 Light wavelength measuring apparatus and method using a two-beam interferometer |
| 07/03/2002 | EP1218982A2 Optical fiber wavelength reference device |
| 07/03/2002 | EP1218978A1 Double etalon optical wavelength reference device |
| 07/03/2002 | EP1218724A1 Signal processing apparatus and method |
| 07/03/2002 | EP1218710A1 Device for measuring of optical wavelengths |
| 07/02/2002 | US6414303 High accuracy Bragg grating based pressure sensor with dual resolution mode |
| 07/02/2002 | CA2198713C Method and apparatus for calibrating a laser wavelength control mechanism |
| 06/27/2002 | US20020081065 Fabry-perot etalon, wavelength measuring apparatus, and wavelength tunable light source device with built-in wavelength measuring apparatus |
| 06/27/2002 | US20020080367 Wavelength measuring apparatus and wavelength tunable light source device with built-in wavelength measuring apparatus |
| 06/27/2002 | US20020080360 Multi-domain differential coherence detection |
| 06/27/2002 | US20020079453 Micro-optic absorption spectrometer |
| 06/27/2002 | US20020079425 Wide field imaging through turbulent media |
| 06/19/2002 | EP1215465A1 Method and apparatus for measuring the deformation of objects |
| 06/18/2002 | US6407848 Servo-stabilized-phase, differential coherence detector |
| 06/18/2002 | US6406146 Wavefront refractor simultaneously recording two hartmann-shack images |
| 06/13/2002 | WO2001098012A9 FOUR KHz GAS DISCHARGE LASER |
| 06/13/2002 | US20020071098 Wavefront characterization of corneas |
| 06/13/2002 | DE10101057A1 Deformation detection method and appliance for an object under the effects of e.g. pressure or heat, employs high speed photography |
| 06/13/2002 | DE10061147A1 Arrangement for determining reflection wavelength of fibre Bragg gratings spaced at equal distances apart, splits and processes reflected light signals converted to electric signals to determine wavelengths |
| 06/12/2002 | EP1213571A1 Interference of light |
| 06/12/2002 | EP1212816A2 Wavelength reference device |
| 06/12/2002 | EP1212581A1 Wavelength reference device |
| 06/06/2002 | WO2002001765A3 Optical power and wavelength monitor |