Patents for G01M 11 - Testing of optical apparatus; Testing structures by optical methods not otherwise provided for (14,356) |
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12/03/1997 | CN1166872A Optical fiber bragg grating coating removal detection |
12/02/1997 | US5694497 Intrinsically self deforming fiber optic microbend pressure and strain sensor |
11/25/1997 | US5692066 Method and apparatus for image plane modulation pattern recognition |
11/18/1997 | US5689604 Fiber optic operations center |
11/18/1997 | US5689341 LCD panel test system |
11/18/1997 | US5687541 Automated apparatus and method for preparing contact lenses for inspection and packaging |
11/13/1997 | WO1997042463A1 Method and devices for detecting flexure, and structure such as a geotechnical or building structure equipped with such a device |
11/13/1997 | DE19643074A1 Interferometer test apparatus for examining surface characteristics |
11/13/1997 | CA2253625A1 Method and devices for detecting flexure, and structure such as a geotechnical or building structure equipped with such a device |
11/12/1997 | EP0806601A2 Supporting system for a large apparatus, particularly an optical bench |
11/12/1997 | CN1164644A Mask for checking lens distortion |
11/11/1997 | US5686986 Optical fiber characteristic measuring device |
11/06/1997 | DE19712768A1 Polarisation mode dispersion measuring unit with variable light source wavelength |
11/06/1997 | DE19712519A1 Apparatus for establishing characteristics of fibre-optic amplifier |
11/04/1997 | US5684593 Easy to align interferometric reference reflectors |
11/04/1997 | US5684576 Lens meter |
10/30/1997 | DE19715212A1 Hand-held ophthalmological instrument for measuring corneal radius of curvature |
10/30/1997 | DE19712837A1 Compact apparatus for measuring properties of lens in two dimensions |
10/29/1997 | EP0803721A2 Method and apparatus for observing tip portion of optical fibers butting each other |
10/29/1997 | EP0803632A1 Door sensor with self-diagnosing function |
10/29/1997 | EP0803049A1 Diagnostic system for fiber grating sensors |
10/29/1997 | CN1163390A Method for measuring real space length by camera shooting and optical system correcting method and datum gauge |
10/28/1997 | US5682234 Lens meter |
10/23/1997 | DE19615615A1 Optical component e.g. lens monitoring system and fault detection |
10/23/1997 | CA2203334A1 Method and apparatus for observing tip portion of optical fibers butting each other |
10/22/1997 | EP0801757A1 Optical bench system |
10/22/1997 | EP0702780B1 Fiber optic bending and positioning sensor |
10/22/1997 | EP0627092B1 Optical fibre |
10/21/1997 | US5680206 Method and device for testing the properties of at least one splice in at least one optical waveguide |
10/14/1997 | US5677781 Method and device for measuring a noise figure in optical amplifiers |
10/14/1997 | US5675962 Analyzing the lens in a carrier filled with deionized water |
10/09/1997 | WO1997037203A1 A measurement device for measurement of the tensile stress in an optical fiber |
10/08/1997 | EP0800076A1 Optical measuring systems |
10/07/1997 | US5675406 Portable device for ensuring that a center thickness of a lens is within a predetermined tolerance |
10/04/1997 | CA2199665A1 Telecentric reflection head for optical monitor |
10/01/1997 | EP0797760A1 Clip-on device for optical power meter |
09/30/1997 | US5673282 Method and apparatus for monitoring performance of a laser transmitter |
09/30/1997 | US5673149 Optical apparatus having a function of preventing image blur or shake and having lens barrels of different diameters |
09/30/1997 | US5673108 Light return loss measurement system and method |
09/24/1997 | EP0797115A1 Strain-free mounting |
09/23/1997 | US5671308 Optical waveguide having diffraction grating area and method of fabricating the same |
09/17/1997 | EP0795118A2 Highly sensitive optical fiber cavity coating removal detection |
09/17/1997 | EP0795117A1 Optical fiber bragg grating coating removal detection |
09/17/1997 | EP0707754B1 Energy storage and conversion devices |
09/17/1997 | CN1159645A Method and apparatus for manufacturing information storage devices |
09/16/1997 | US5668627 Optical line testing device and method for automatically and efficiently measuring properties of the optical line |
09/04/1997 | WO1997032191A1 Optical time domain reflectometer and method |
09/03/1997 | EP0704046B1 Method of measuring a progressive addition lens |
09/02/1997 | US5663789 Ray tracing method |
08/28/1997 | DE19701908A1 Optical network measuring method |
08/27/1997 | EP0792032A1 Network restoration method |
08/27/1997 | EP0791206A1 Method and apparatus for detection of unsuitable conditions for automated cytology scoring |
08/26/1997 | US5661816 Image analysis system |
08/26/1997 | US5661554 Method of and device for measuring the nonlinear refractive index in a single mode optical fibre |
08/24/1997 | CA2193150A1 Network restoration method |
08/20/1997 | EP0790492A2 Scanning temporal ultrafast delay methods and apparatuses therefor |
08/20/1997 | EP0528880B1 Apparatus for analysing optical properties of transparent objects |
08/20/1997 | CN1157654A Apparatus for assessment of damage to ship |
08/19/1997 | US5659806 Shake preventing apparatus |
08/19/1997 | US5659393 Method of and device for measuring the refractive index of wafers of vitreous material |
08/13/1997 | EP0789357A2 Method and apparatus for manufacturing information storage devices |
08/13/1997 | CN1156834A Method for positioning optical subassembly for testing Technical field |
08/12/1997 | US5657117 Device for examining optical waveguides |
08/12/1997 | US5657116 For measuring the optical characteristics of an ocular lens |
08/05/1997 | US5654793 Method and apparatus for high resolution measurement of very low levels of polarization mode dispersion (PMD) in single mode optical fibers and for calibration of PMD measuring instruments |
07/31/1997 | WO1997027470A1 A retro-reflective measuring apparatus |
07/30/1997 | CN1155652A Method and apparatus for measuring thickness of birefringence layer |
07/29/1997 | US5652715 Methods for reducing noise in an electrical signal |
07/29/1997 | US5652668 Automated system, and corresponding method, for determining average optical output power of electro-optic modules |
07/24/1997 | DE19601968A1 Length-change determining system using optical fibre for building construction parts |
07/23/1997 | EP0785173A1 Reducing deformation of a coating on a coated optical fiber during the fiber drawing process |
07/22/1997 | US5651076 System for determining the bidimensional characteristic function of a continuous optical conversion member |
07/22/1997 | US5650844 LCD panel image quality inspection system and LCD image presampling method |
07/22/1997 | US5649410 Post-hydration method and apparatus for transporting, inspecting and packaging contact lenses |
07/17/1997 | WO1997025647A1 Layout judgement apparatus and layout judgement system |
07/16/1997 | EP0784388A2 Surveillance method of optical communication line |
07/16/1997 | EP0783679A1 Apparatus for the assessment of damage to a ship |
07/15/1997 | US5648845 Apparatus for verifying the performance of optical fibre measurement equipment |
07/15/1997 | US5647884 Apparatus for reducing deformation of a coating on a coated optical fiber |
07/15/1997 | CA2079724C Method of identifying an optical cable |
07/10/1997 | WO1997024821A1 Monitoring of an optical line |
07/10/1997 | DE19600520A1 Optical lens decentralisation determination method |
07/10/1997 | CA2239354A1 Monitoring of an optical line |
07/09/1997 | EP0782736A1 Method and apparatus for image plane modulation pattern recognition |
07/03/1997 | WO1997023965A1 Improvements in fibre-break detection in optical signal transmission networks |
07/03/1997 | WO1997023772A1 Structural monitoring sensor system |
07/03/1997 | CA2240664A1 Structural monitoring sensor system |
07/02/1997 | EP0782024A2 Method for positioning optical subassembly for testing |
07/01/1997 | US5644669 Physical property evaluation method for optical fiber coating, and coated optical fiber |
07/01/1997 | US5644417 Automated system, and corresponding method, for measuring transmitter data-dependent jitter of electro-optic modules |
07/01/1997 | US5644398 Hole burning effect measurement system |
07/01/1997 | US5644389 Method for measuring distance between reflection points along light transmission line and reflectance thereof |
06/25/1997 | CN1152957A Process and device for determing the refractive index of different mediums |
06/24/1997 | US5642441 Separation apparatus and method for measuring focal plane |
06/24/1997 | CA2073720C Method and apparatus for assembly and inspection of optical fiber connectors |
06/17/1997 | US5640464 Method and system for inspecting packages |
06/17/1997 | US5639968 Optical fiber strain-to-failure sensor |
06/11/1997 | CN1151520A Optical fibre light isolator property tester |
06/10/1997 | US5638168 Lens evaluating device |
06/10/1997 | US5638167 Method of measuring the light amount of a display picture element, display screen inspecting method and display screen inspecting apparatus |