| 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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| 02/02/1999 | US5867268 Optical fiber interferometer with PZT scanning of interferometer arm optical length |
| 02/02/1999 | US5867258 System for multiplexed high resolution measurement of frequency variations in multimode fiber laser acoustic sensors |
| 02/02/1999 | US5866436 Process of manufacturing an intergrated circuit having an interferometrically profiled mounting film |
| 01/28/1999 | WO1999004220A1 Method and apparatus for surface profiling of materials and calibration of ablation lasers |
| 01/28/1999 | DE19832175A1 Method of transverse optical coherence tomography |
| 01/28/1999 | CA2296484A1 Method and apparatus for surface profiling of materials and calibration of ablation lasers |
| 01/27/1999 | EP0893715A1 Method of producing an optical fibre resonant cavity, in particular for an interferometric sensor, and optical fibre resonant cavity produced thereby |
| 01/27/1999 | EP0893675A1 Luminous intensity sensor element and light beam modulating method and device employing such a sensor element |
| 01/27/1999 | EP0893669A1 Device and method for measuring deformation of a mechanical test specimen |
| 01/27/1999 | EP0892909A1 Diffraction management for grazing incidence interferometer |
| 01/26/1999 | US5864402 Holder for holographic testing of aspherical lenses with spherical and flat reflective surfaces |
| 01/21/1999 | WO1999002974A1 Wave field microscope, method for a wave field microscope, including for dna sequencing, and calibration method for wave field microscopy |
| 01/21/1999 | WO1999002939A1 Methods and devices for very rapid scan interferometry |
| 01/21/1999 | WO1999002938A2 Two piece mirror arrangement for interferometrically controlled stage |
| 01/21/1999 | CA2296276A1 Two piece mirror arrangement for interferometrically controlled stage |
| 01/20/1999 | CN1041769C Optical measuring instruments |
| 01/19/1999 | CA2065593C Cantilever unit and atomic force microscope, magnetic force microscope, reproducing apparatus and information processing apparatus using the cantilever unit |
| 01/14/1999 | WO1999001812A1 Extended resolution phase measurement |
| 01/14/1999 | WO1999001716A1 Ablation profiler |
| 01/14/1999 | DE19830596A1 Wave field microscope for e.g. DNA sequencing |
| 01/14/1999 | CA2294185A1 Ablation profiler |
| 01/13/1999 | CN2304136Y False colour conversion apparatus for metallurgical microscope |
| 01/12/1999 | US5859364 Scanning probe microscope |
| 01/12/1999 | CA2007560C Linear-and-angular measuring plane mirror interferometer |
| 01/07/1999 | WO1999000640A1 Method and device for measuring the concentration of ions implanted in semiconductor materials |
| 01/06/1999 | CN2303267Y Computer contacting type interferometer |
| 12/16/1998 | EP0883793A1 Method and apparatus for performing optical measurements using a fiber optic imaging guidewire, catheter or endoscope |
| 12/16/1998 | EP0883791A1 Interferometer |
| 12/16/1998 | EP0581871B1 Apparatus for optical imaging and measurement |
| 12/16/1998 | CN1201901A Wave-length scanning and interfering system and signal process method therefor |
| 12/15/1998 | US5850038 Scanning probe microscope incorporating an optical microscope |
| 12/10/1998 | WO1998055830A1 Doppler flow imaging using optical coherence tomography |
| 12/09/1998 | EP0882961A2 Environmental sensing |
| 12/09/1998 | EP0722558A4 Interferometric method and apparatus to measure surface topography |
| 12/08/1998 | US5847830 Method for measuring retarded light through very long baseline interferometry and natural or artifical diffraction effects |
| 12/08/1998 | US5847828 Michelson interferometer using matched wedge-shaped beam splitter and compensator |
| 12/08/1998 | US5847827 Coherence biometry and coherence tomography with dynamic coherent |
| 12/06/1998 | CA2236201A1 An unbalanced fiber optic michelson interferometer as an optical pick-off |
| 12/03/1998 | WO1998054542A1 Interferometric measuring device |
| 12/03/1998 | WO1998053730A1 Confocal scanning microscope with angled objective lenses for improved axial resolution |
| 12/02/1998 | EP0881040A2 Method and apparatus for in-situ monitoring of thickness using a multi-wavelength spectrometer during chemical-mechanical polishing |
| 11/24/1998 | US5841536 Polarization interferometer apparatus using the polarization dependent phase lag in a birefringent retarder |
| 11/24/1998 | US5841535 Multiaxis distance measuring device requiring alignment along only one axis |
| 11/24/1998 | US5841149 Method of determining the distance of a feature on an object from a microscope, and a device for carrying out the method |
| 11/19/1998 | WO1998052021A1 Grating based phase control optical delay line |
| 11/19/1998 | WO1998051992A1 Interferometer tunable in a non-mechanical manner by a pancharatnam phase |
| 11/19/1998 | DE19720246A1 Abstimmbares Interferometer A tunable interferometer |
| 11/18/1998 | EP0877913A1 Device for measuring the thickness of transparent objects |
| 11/17/1998 | US5838869 Strip waveguide and uses thereof |
| 11/17/1998 | US5838485 Superheterodyne interferometer and method for compensating the refractive index of air using electronic frequency multiplication |
| 11/12/1998 | WO1998050779A1 Surface analysis using gaussian beam profiles |
| 11/12/1998 | CA2288880A1 Surface analysis using gaussian beam profiles |
| 11/11/1998 | EP0876595A1 Low-coherence interferometric device |
| 11/11/1998 | EP0876582A1 Sensing method and apparatus |
| 11/10/1998 | US5835642 Optical fiber interferometer and piezoelectric modulator |
| 11/10/1998 | US5835216 Method of controlling a short-etalon fabry-perot interferometer used in an NDIR mearsurement apparatus |
| 11/10/1998 | US5835215 Glucose concentration measuring method and apparatus with short coherence source and heterodyne interferometer |
| 11/10/1998 | US5835213 Triple modulation experiment for a fourier transform spectrometer |
| 11/04/1998 | EP0875744A2 Method and apparatus for inspecting a test piece by optical metrology |
| 11/04/1998 | EP0874973A1 Method for interferometer based spectral imaging of moving objects |
| 11/03/1998 | US5831733 Apparatus and methods for measuring gaps while compensating for birefringence effects in the measurement path |
| 10/29/1998 | WO1998035203A3 Method and apparatus for performing optical measurements using a rapidly frequency-tuned laser |
| 10/29/1998 | WO1998027446A3 Temperature compensated fiber bragg gratings |
| 10/28/1998 | EP0874216A2 Optical probe, method of manufacturing an optical probe, and scanning probe microscope |
| 10/28/1998 | EP0874215A2 Method and device for measuring lengths and distances |
| 10/27/1998 | US5828459 Apparatus and method for scanning laser microscopy |
| 10/27/1998 | US5828456 Multiaxis laser interferometry distance measuring device |
| 10/22/1998 | WO1998046966A1 Apparatus and methods for measuring gaps while compensating for birefringence effects in the measurement path |
| 10/21/1998 | EP0872752A1 Interferometric telescope system |
| 10/20/1998 | US5825493 Compact high resolution interferometer with short stroke reactionless drive |
| 10/20/1998 | US5825491 Interferometer alignment system utilizing a step calibration |
| 10/20/1998 | US5825490 Interferometer comprising translation assemblies for moving a first optical member relative to a second optical member |
| 10/20/1998 | US5825465 Autodyne detection laser velocimeter |
| 10/20/1998 | US5825409 Flexible disk mode observer |
| 10/20/1998 | US5823942 Endoscope with surface and deep portion imaging systems |
| 10/18/1998 | CA2235059A1 Interferometric telescope system |
| 10/15/1998 | DE19715232A1 Optical path difference determination method |
| 10/13/1998 | US5822136 Friction connector for optical flats in interferometers |
| 10/13/1998 | US5822066 Point diffraction interferometer and pin mirror for use therewith |
| 10/13/1998 | US5821424 Method and apparatus for analyzing the fill characteristics of a packaging container |
| 10/06/1998 | US5818632 Multi-element lens system |
| 10/06/1998 | US5818588 Displacement measuring method and apparatus using plural light beam beat frequency signals |
| 10/06/1998 | US5818584 Multiport optical waveguide interferometer having a flat wavelength response |
| 10/01/1998 | WO1998043069A1 Optical measuring instrument |
| 10/01/1998 | WO1998043068A1 Optical measuring instrument |
| 10/01/1998 | WO1998043042A1 Spectral bio-imaging methods for cell classification |
| 10/01/1998 | DE19810811A1 Flatness measurement and analysis method |
| 09/29/1998 | US5815266 Sensing method and apparatus |
| 09/23/1998 | EP0635697B1 Measuring arrangement |
| 09/22/1998 | US5810719 Endoscope |
| 09/15/1998 | US5808742 Optical alignment apparatus having multiple parallel alignment marks |
| 09/15/1998 | US5808739 Optical instrument |
| 09/15/1998 | US5807387 Optical designation device especially for microsurgical operations |
| 09/11/1998 | WO1998038907A1 Instrument for optically scanning of living tissue |
| 09/10/1998 | DE19708163A1 Schaltung zur Signalaufbereitung von in einem Heterodyninterferometer auftretenden Signalen Circuit for signal conditioning of signals occurring in a Heterodyne |
| 09/09/1998 | EP0862725A1 Rugged moving-mirror interferometer |
| 09/08/1998 | US5805282 Method and apparatus for coherence observation by interference noise |
| 09/08/1998 | US5803680 Instrument for machining the surface of parts in technical cavities |
| 09/03/1998 | WO1998038476A1 Imaging photorefractive optical vibration measurement method and device |
| 09/03/1998 | WO1998038475A1 Apparatus for precise length measurement calibration |