| Patents for G01M 11 - Testing of optical apparatus; Testing structures by optical methods not otherwise provided for (14,356) |
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| 09/15/1998 | US5808761 Path integrity proving in optical communications systems |
| 09/11/1998 | WO1998039635A1 Reflectivity measuring apparatus and method |
| 09/10/1998 | DE19709473A1 Method for determining the degree of wear and tear of a lens system in a laser machining head |
| 09/09/1998 | EP0863626A2 Optical transmission system monitoring polarisation mode dispersion |
| 09/09/1998 | EP0862729A1 Composite structure resin cure monitoring using an optical fiber grating sensor |
| 09/09/1998 | CN1039745C Real-time one step double-wavelength holographic interference checking device |
| 09/08/1998 | US5805276 Lens inspection system |
| 09/02/1998 | EP0861428A1 Triboluminescent damage sensors |
| 09/02/1998 | EP0782736A4 Method and apparatus for image plane modulation pattern recognition |
| 09/01/1998 | US5801953 Of optical and/or electrical signals |
| 09/01/1998 | US5801822 Ophthalmic lens inspection system |
| 08/27/1998 | WO1998037645A1 Method and system for equalizing pmd using incremental delay switching |
| 08/27/1998 | CA2252775A1 Method and system for equalizing pmd using incremental delay switching |
| 08/20/1998 | WO1998036256A1 Apparatus for measuring characteristics of an optical fibre |
| 08/19/1998 | EP0859477A2 Apparatus and method for testing of optical devices |
| 08/19/1998 | EP0859225A2 Method of and device for measuring return losses in optical fibre components |
| 08/19/1998 | EP0858638A1 Astigmatism measurement apparatus and method |
| 08/18/1998 | US5796508 Micromirror type image forming apparatus and administration method for the same |
| 08/18/1998 | US5796473 Method of adjusting optical axis of headlight of vehicle |
| 08/14/1998 | CA2222002A1 Method and circuit for detecting laser mode hop |
| 08/11/1998 | US5793481 System, method and device for monitoring a fiber optic cable |
| 08/04/1998 | US5790247 Technique for determining defect positions in three dimensions in a transparent structure |
| 07/29/1998 | EP0855587A2 Wavelenght-variable light source and OTDR apparatus |
| 07/28/1998 | US5786891 Method and apparatus for detecting defects in an optical fiber coating |
| 07/22/1998 | EP0854360A1 Optical fiber monitor using optical time domain reflectometer and monitoring method |
| 07/16/1998 | WO1998030881A1 Optical time domain reflectometry method and apparatus |
| 07/16/1998 | WO1998026314A3 Apparatus for, and method of, automated production, and/or packaging and/or testing of fiber optic devices including optical fiber system components and optical fibers |
| 07/15/1998 | EP0852818A1 Dynamic infrared scene projector |
| 07/14/1998 | US5781355 Stress-free support |
| 07/14/1998 | US5781322 Method and apparatus for measuring the noise figure of an optical amplifier |
| 07/14/1998 | US5781285 Method and apparatus for monitoring presence and direction of light in optical fibers |
| 07/14/1998 | CA2130429C Optical sensor displacement monitor |
| 07/07/1998 | US5778016 Scanning temporal ultrafast delay methods and apparatuses therefor |
| 07/07/1998 | US5777727 OTDR measurement device |
| 07/07/1998 | CA2194689C Optical power meter using low-current measurement circuit |
| 07/07/1998 | CA2096151C Performance monitoring and fault location for optical equipment, systems and networks |
| 07/02/1998 | WO1998028655A2 Light modulated confocal optical instruments and method |
| 07/01/1998 | EP0851248A2 Method for identifying optical line |
| 07/01/1998 | EP0850514A1 System, method and device for monitoring a fiber optic cable |
| 07/01/1998 | EP0850397A1 Methods for detecting striae |
| 07/01/1998 | CN1038960C Transmissivity measuring apparatus for color separation prism |
| 06/25/1998 | DE19758338A1 Optical lens measuring device |
| 06/24/1998 | EP0849898A1 Repeater for optical fibre soliton signal transmission system |
| 06/24/1998 | EP0849592A2 Process for monitoring the functioning of a spray jet |
| 06/24/1998 | EP0848810A1 Process and device for measuring the optical properties of spectacle lenses by means of an optical detector of engravings in the spectacle lenses |
| 06/24/1998 | EP0848809A1 Global mtf measurement system |
| 06/23/1998 | US5771250 Laser light source apparatus, OTDR apparatus, and optical communication line inspection system |
| 06/23/1998 | US5771068 Apparatus and method for display panel inspection |
| 06/23/1998 | US5770155 Composite structure resin cure monitoring apparatus using an optical fiber grating sensor |
| 06/23/1998 | US5770001 Automatic assembly and inspection system for optical connector |
| 06/18/1998 | WO1998016017A3 Interlocked high power fiber system using OTDR |
| 06/16/1998 | US5768150 Device and method for measuring a characteristic of an optical element |
| 06/16/1998 | US5767959 Lens distortion measurement using moire fringes |
| 06/16/1998 | US5767957 Testing an optical cable having multiple fibers by the application of a light pulse to all fibers through optical jumpers of incrementally varying lengths |
| 06/16/1998 | US5767956 Backward brillouin scattering optical time domain reflectometry |
| 06/16/1998 | US5767955 Short-width pulse generating apparatus for measurement of reflection point, sampling apparatus for measurement of reflection point and reflection point measuring apparatus |
| 06/10/1998 | WO1998026314A2 Apparatus for, and method of, automated production, and/or packaging and/or testing of fiber optic devices including optical fiber system components and optical fibers |
| 06/10/1998 | EP0846943A2 Apparatus and method for testing multi-fibre optical cables |
| 06/10/1998 | CA2273129A1 Apparatus for, and method of, automated production, and/or packaging and/or testing of fiber optic devices including optical fiber system components and optical fibers |
| 06/09/1998 | US5764352 Process and apparatus for spectral reflectance and transmission measurements |
| 06/09/1998 | US5764348 Optical switching assembly for testing fiber optic devices |
| 06/09/1998 | US5764345 Methods for detecting inhomogeneities, specifically, striae, infused silica glasses |
| 06/09/1998 | US5764209 Method for electronically detecting a displayed image |
| 06/04/1998 | WO1998023937A1 Optical time-domain reflectometer |
| 06/04/1998 | DE19649594A1 Optisches Impulsreflektometer The optical time |
| 06/03/1998 | CN1183833A Method of measuring on optical fibre |
| 06/02/1998 | US5760889 Apparatus for the measurement of curvature of a surface |
| 05/27/1998 | EP0844473A1 Optical bench and its application |
| 05/27/1998 | EP0844472A1 Device for detecting damage in an optical fibre |
| 05/27/1998 | EP0681681B1 Active multipoint fiber laser sensor |
| 05/26/1998 | US5757346 Liquid crystal display driving device and liquid crystal inspection method using the same |
| 05/26/1998 | US5756990 Simplified simulation of effects of turbulence on digital imagery |
| 05/26/1998 | CA2150830C Instructive display |
| 05/26/1998 | CA2120189C Device for evaluating the transmission quality of an optical amplifier |
| 05/25/1998 | CA2217221A1 Optical bench and use thereof |
| 05/20/1998 | EP0842409A1 Fringe deflectometry apparatus and method |
| 05/20/1998 | EP0842408A1 Imaging system transfer function control method and apparatus |
| 05/20/1998 | EP0716736B1 Process and device for testing the properties of at least one splice in at least one light guide |
| 05/19/1998 | US5754286 Method of identifying defective picture element in image-wise exposure apparatus |
| 05/19/1998 | US5754285 Method and apparatus for remotely testing optical fiber splices via optical time domain reflectometry |
| 05/19/1998 | US5754284 Optical time domain reflectometer with internal reference reflector |
| 05/14/1998 | DE19646360A1 Measurement principle for determining and marking selected parameters of spectacle lens |
| 05/13/1998 | EP0841552A1 Optical time domain reflectometer for measurement in optical networks with currently applied traffic signals |
| 05/12/1998 | US5750901 Optical fiber apparatus and method for measuring geological strains |
| 05/07/1998 | WO1998019173A1 Device noise measurement system |
| 05/07/1998 | CA2269777A1 Device noise measurement system |
| 05/06/1998 | CN1181032A Computer vision inspection station |
| 05/05/1998 | US5748300 Method and system for automatically inspecting ophthalmic lenses |
| 05/05/1998 | US5748299 Method and system for detecting dirt on optical fibres |
| 05/05/1998 | US5747933 Moire interference detection for raster-scanned cathode ray tube displays |
| 05/05/1998 | CA2060271C Headlight aiming apparatus and display |
| 04/30/1998 | WO1998018224A1 Path to provide otdr measurements of an optical transmission system that includes optical isolators |
| 04/30/1998 | WO1998018032A1 Method and device to set welding parameters in a splicing apparatus for optical fibres |
| 04/29/1998 | EP0838912A2 Method for monitoring fiber optic cable |
| 04/28/1998 | US5745799 Image blur prevention apparatus |
| 04/28/1998 | US5745230 Ophthalmic lens inspection system and method |
| 04/23/1998 | DE19643661A1 Verfahren sowie Vorrichtung zur Bestimmung von Spleißparametern A method and apparatus for the determination of splicing parameters |
| 04/22/1998 | EP0837321A2 Optical disc inspection equalization system and method |
| 04/22/1998 | EP0706645B1 Method and apparatus for detecting defects in lenses |
| 04/21/1998 | US5742715 Optical fiber status analyzer and related methods |