| Patents for G01B 9 - Instruments as specified in the subgroups and characterised by the use of optical measuring means (14,810) |
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| 12/11/2002 | CN1384334A Double-frequency confocal step height microscope measuring device |
| 12/11/2002 | CN1384332A Double-wavelength nanometer-precision real-time interferometer |
| 12/11/2002 | CN1384331A Full-fiber nanometer-precision microdisplacement and microvibration interference measuring instrument |
| 12/10/2002 | US6493170 Interference device and position detection device using the same |
| 12/10/2002 | US6493094 Method and apparatus for beam directing |
| 12/10/2002 | US6493093 Bat-wing attenuation in white-light interferometry |
| 12/10/2002 | US6493090 Detection of a substance by refractive index change |
| 12/10/2002 | US6493088 Method and apparatus for high resolution monitoring of optical signals |
| 12/10/2002 | CA2272806C Method of spectroscopic investigation of electromagnetic radiation by means of a fourier spectrometer |
| 12/05/2002 | US20020181864 Device and method for measuring angle of slant surface of an optical component |
| 12/05/2002 | US20020180984 Support apparatus for optical wave interferometer reference plate |
| 12/05/2002 | US20020180982 Interferometric measuring device |
| 12/05/2002 | US20020180981 Multi-cavity resonator interferometer |
| 12/05/2002 | US20020180980 Optical signal interleaver and deinterleaver devices with chromatic dispersion compensation |
| 12/05/2002 | US20020180977 Apparatus and method for measuring intensity and phase of a light pulse with an interferometric asymmetric single-shot autocorrelator |
| 12/05/2002 | US20020179866 System and method for determining a position or/and orientation of two objects relative to each other as well as beam guiding arrangement, interferometer arrangement and device for changing an optical path length for use in such a system and method |
| 12/05/2002 | US20020179814 Optical recording and/or reproduction apparatus, tracking method, and optical recording medium |
| 12/05/2002 | DE10126480A1 Measuring optical reference element angular position, defocusing involves reflecting light coupled out back using retroreflector so it can interfere with light reflected by reference element |
| 12/04/2002 | EP1262735A1 Method for the absolute calibration of an interferometer |
| 12/04/2002 | EP1262734A1 Device to measure an object without contact, in particular to measure distance and/or vibration |
| 12/04/2002 | EP1261877A1 Method of measuring the movement of a material sheet and optical sensor for performing the method |
| 12/04/2002 | CN1383597A 气体激光器和光学系统 Gas laser and an optical system |
| 12/04/2002 | CN1095536C Instrument for measuring shift and vibration of object by polarized light interfrence of optical fibre |
| 12/03/2002 | US6490300 Wavelength-stabilized light source apparatus |
| 12/03/2002 | US6490046 Modulation interferometer and fiberoptically divided measuring probe with light guided |
| 12/03/2002 | US6489625 Coordinate transforming method in position setting means of observation device and observation device equipped with coordinate transforming means |
| 11/28/2002 | WO2002095326A1 System and method for determining coordinates on three-dimensional space using beam phase interference |
| 11/28/2002 | WO2002073122A3 Cyclic error reduction in average interferometric position measurements |
| 11/28/2002 | US20020176085 Feedback position control system and method for an interferometer |
| 11/28/2002 | DE10125785A1 Absolute calibration of interferometer by measuring optical element in four positions and two angular positions, inter-focally and extra-focally |
| 11/27/2002 | EP1058812B1 Interferometric measuring device for determining the profile or the distance, especially of rough surfaces |
| 11/27/2002 | EP0876595B1 Low-coherence interferometric device |
| 11/26/2002 | US6486955 Shape measuring method and shape measuring device, position control method, stage device, exposure apparatus and method for producing exposure apparatus, and device and method for manufacturing device |
| 11/26/2002 | US6485413 Methods and apparatus for forward-directed optical scanning instruments |
| 11/21/2002 | WO2002075242A3 Method and apparatus for polarization-sensitive optical coherence tomography |
| 11/21/2002 | WO2002063237A3 Interferometer |
| 11/21/2002 | US20020171846 System and method for controlling tube thickness |
| 11/21/2002 | US20020171845 System and method for controlling wafer temperature |
| 11/21/2002 | US20020171844 Cyclic error reduction in average interferometric position measurements |
| 11/20/2002 | EP1258781A2 Interferometer system |
| 11/20/2002 | CN1380540A Static force loading measuring and controlling equipment for material microstructure tester and its method |
| 11/19/2002 | US6483593 Hetrodyne interferometer and associated interferometric method |
| 11/19/2002 | US6483592 Two-particle interferometer apparatus that removes an undesired anti-fringe output |
| 11/15/2002 | CA2347546A1 Interferometer devices with highly compact footprint |
| 11/14/2002 | WO2002091531A1 Optical interference apparatus and method |
| 11/14/2002 | WO2002091116A2 Apparatus and method for measuring intensity and phase of a light pulse with an interferometric asymmetric single-shot autocorrelator |
| 11/14/2002 | WO2002090882A1 Reducing coherent artifacts in an interferometer |
| 11/14/2002 | WO2002090880A1 Reducing coherent artifacts in an interferometer |
| 11/14/2002 | WO2002089661A1 Optical imaging device and optical imaging detecting method |
| 11/14/2002 | US20020167675 Interferometer system |
| 11/14/2002 | US20020167671 Linear translation apparatus for optical systems |
| 11/13/2002 | CN1379224A Phase-conjugated interferometer for measuring surface shape of transparent plate |
| 11/12/2002 | US6480285 Multiple layer confocal interference microscopy using wavenumber domain reflectometry and background amplitude reduction and compensation |
| 11/12/2002 | US6480284 Multiple plane reference mirror for interferometric testing of optical systems |
| 11/12/2002 | US6480126 Phase digitizer |
| 11/07/2002 | WO2002088705A2 Method and apparatus for determination of atherosclerotic plaque type by measurement of tissue optical properties |
| 11/07/2002 | WO2002088684A1 Method and apparatus for improving image clarity and sensitivity in optical coherence tomography using dynamic feedback to control focal properties and coherence gating |
| 11/07/2002 | WO2002071042A3 Frequency-encoded parallel oct and associated systems and methods |
| 11/07/2002 | US20020164829 Measuring apparatus and film formation method |
| 11/07/2002 | US20020163648 Microinterferometer for distance measurements |
| 11/07/2002 | US20020163647 Optical interference apparatus and position detection apparatus |
| 11/07/2002 | US20020163643 Optical interference apparatus and method |
| 11/07/2002 | US20020163622 Apparatus and method for selective data collection and signal to noise ratio enhancement using optical coherence tomography |
| 11/07/2002 | DE10121516A1 Illuminating apparatus for an object under test in an interferometer with an optical axis (OA) has radiation director directing radiation at object from different locations distant from axis |
| 11/07/2002 | DE10118392A1 System und Verfahren zum Bestimmen einer Position oder/und Orientierung zweier Objekte relativ zueinander sowie Strahlführungsanordnung, Interferometeranordnung und Vorrichtung zum Ändern einer optischen Weglänge zum Einsatz in einem solchen System und Verfahren System and method for determining a position and / or orientation of two objects relative to each other as well as beam guidance arrangement, and the interferometer apparatus for changing an optical path length for use in such a system and method |
| 11/07/2002 | CA2473587A1 Method and apparatus for determination of atherosclerotic plaque type by measurement of tissue optical properties |
| 11/06/2002 | CN1378078A Temperature compensation Fabry-perot optical fiber strain sensor specially for concrete |
| 11/06/2002 | CN1378066A Micro displacement self-mixing interference measurer and its signal controller and measuring method |
| 10/31/2002 | WO2002086587A1 Compliant mechanism and method of forming same |
| 10/31/2002 | WO2002086582A1 Mems-based tunable fabry-perot filters and method of forming same |
| 10/31/2002 | WO2002010831A3 Differential interferometric scanning near-field confocal microscopy |
| 10/31/2002 | US20020159068 Interferometer |
| 10/31/2002 | US20020158966 Method and arrangement for imaging and measuring microscopic three-dimensional structures |
| 10/31/2002 | DE10118760A1 Verfahren zur Ermittlung der Laufzeitverteilung und Anordnung Method for determining the transit time distribution and arrangement |
| 10/30/2002 | EP1253398A1 Optical interferometer (variants) |
| 10/30/2002 | EP1208350A4 Interferometer having reduced ghost beam effects |
| 10/29/2002 | US6473185 Alignment free interferometer and alignment free method of profiling object surfaces |
| 10/29/2002 | US6473184 Interferometer which divides light beams into a plurality of beams with different optical paths |
| 10/29/2002 | US6473179 Birefringence measurement system |
| 10/24/2002 | WO2002084263A1 Interferometric arrangement for determining the transit time of light in a sample |
| 10/24/2002 | WO2002084259A1 High-speed optical delay generating method by rotation reflector in optical coherence tomography and optical coherence tomography device |
| 10/24/2002 | WO2002084211A1 Support for a movable mirror in an interferometer |
| 10/24/2002 | US20020154317 Confocal microscopy |
| 10/24/2002 | US20020154316 Method and apparatus to minimize effects of ase in optical measurements |
| 10/23/2002 | EP1251328A2 System and method for determining the position or/and the orientation of two objects relative to each other, as well as beam guidance device, interferometer system and device for modifying the optical pathlength for use in such a system and method |
| 10/23/2002 | CN1375682A Trackless large-part measuring device and method |
| 10/23/2002 | CN1092949C Corneal map ping apparatus of optical coherence tomography |
| 10/22/2002 | US6469790 Tilt-compensated interferometers |
| 10/17/2002 | WO2002082011A1 Illumination device and method for illuminating an object |
| 10/17/2002 | WO2002082008A1 A method and apparatus of two wavelength interferometry for measuring accurate height of small step composed of two different materials |
| 10/17/2002 | WO2002082007A1 Interferometric measuring device |
| 10/17/2002 | US20020149781 Bat-wing attenuation in white-light interferometry |
| 10/17/2002 | US20020149778 Method for three-dimensionally, optically measuring measuring objects |
| 10/17/2002 | US20020149777 Support for a movable mirror in an interferometer |
| 10/17/2002 | DE10123844A1 Interferometrische Messvorrichtung Interferometric measurement device |
| 10/13/2002 | CA2381687A1 System and method for determining a position or/and orientation of two objects relative to each other as well as beam guiding arrangement, interferometer arrangement and device for changing an optical path length for use in such a system and method |
| 10/10/2002 | WO2002079720A1 Microinterferometer for distance measurements |
| 10/10/2002 | WO2002079719A2 Microinterferometers with performance optimization |
| 10/10/2002 | WO2002079718A1 System and method for surface profiling |
| 10/10/2002 | US20020145738 Monolithic corrector plate |