Patents
Patents for G01M 11 - Testing of optical apparatus; Testing structures by optical methods not otherwise provided for (14,356)
10/1999
10/07/1999WO1999050636A1 Lens testing device
10/06/1999EP0947984A2 Method and apparatus for manufacturing information storage devices
10/05/1999US5963313 Optical time domain reflectometer with bandwidth correction
10/05/1999US5962104 Optical table
10/05/1999US5960550 Device and method for marking ophthalmic lenses and molds
10/05/1999CA2103049C Method and apparatus for determining the optical properties of a lens
09/1999
09/30/1999WO1999026052A3 Automatic lens inspection system
09/30/1999CA2267433A1 Apparatus for verifying wire gauges of multi-core optical fiber
09/29/1999EP0944849A2 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
09/28/1999US5960379 Method of and apparatus for measuring shape
09/28/1999US5960137 Fiber-optic test probe and connector adapter for testing fiber-optic connector harnesses
09/28/1999US5960130 Method of testing splice connections in an optical fiber cable
09/28/1999US5959726 Modulation transfer function test compensation for test pattern duty cycle
09/28/1999US5959293 Defective portion detecting device with a horizontal synchronized signal
09/23/1999WO1999047903A1 Image processor for observing optical fiber
09/23/1999DE19910867A1 Arrangement for checking an optical multi-path network enables automatic detection of the times, locations and faults
09/23/1999CA2290359A1 Image processor for observing optical fiber
09/22/1999EP0943951A1 Optical surface inspection apparatus and inspecting method
09/22/1999EP0943112A1 Spherical-aberration detection system and optical device using the same
09/21/1999US5956131 System and method for mapping chromatic dispersion in optical fibers
09/21/1999CA2181751C Method and apparatus for monitoring performance of a laser transmitter
09/16/1999WO1999035524A3 Polarization-maintaining connector
09/15/1999EP0941587A1 Optical transmission system with coherent optical time domain reflectometry
09/14/1999US5953113 Device and method for detecting, characterizing and correcting flaws in optic fiber
09/14/1999US5953112 Method and apparatus for evaluating the performance characteristics of endoscopes
09/10/1999WO1999045663A1 Testing of optical transmitter and receiver modules
09/10/1999CA2321682A1 Testing of optical transmitter and receiver modules
09/09/1999DE19808601A1 Messverfahren für Einzelfasern von Kabeln Methods of measurement of single fibers of cables
09/08/1999CN2337548Y Vibrating and resonance demodulation trouble detecting instrument
09/07/1999US5949560 Optical transmission system
09/07/1999US5949533 Optical fiber distortion measurement device and method thereof
09/07/1999US5949081 For the testing of infrared detection systems
09/02/1999WO1999044027A1 Measuring method for individual cable fibres
09/02/1999DE19808415A1 Method for infrared optical testing of district heating pipework after local thermal pulse stimulation
09/01/1999EP0842408A4 Imaging system transfer function control method and apparatus
09/01/1999CN1227347A Reflective detector for optical lens combination
08/1999
08/26/1999WO1999043054A1 Optical amplifier evaluating method and optical amplifier evaluating apparatus
08/26/1999WO1999042803A1 Branch line monitoring system and branch line monitoring method
08/25/1999EP0937973A2 Wavelength dispersion measuring apparatus and polarization dispersion measuring apparatus
08/24/1999US5943436 Method and system for inspecting packages
08/24/1999US5943131 Method for checking authenticity of a hologram and a reading device for the performance of the method
08/24/1999US5943126 Method and apparatus for detecting surface qualities on an optical fiber
08/24/1999US5943124 Monitoring of an optical line
08/24/1999US5943123 Optical fiber monitor using optical time domain reflectometer and monitoring method
08/24/1999US5942750 Method and device for continuous monitoring of dynamic loads
08/23/1999CA2229219A1 Method and apparatus for measuring polarization mode dispersion of optical devices
08/19/1999WO1999041582A1 Lens meter
08/18/1999EP0936457A2 Localization of faults in fiber optic systems
08/18/1999EP0936452A2 Method and apparatus for calibration of a multi-channel fiber optic interferometric sensor system in a signal processing system
08/18/1999EP0935759A1 Device noise measurement system
08/18/1999EP0848809A4 Global mtf measurement system
08/17/1999US5940559 Fiber-optic test probe and connector adapter for testing fiber-optic connector harnesses
08/17/1999US5940181 Measuring method and measuring apparatus
08/17/1999US5940174 Optical disc inspection equalization system and method
08/17/1999US5940173 Method and apparatus for inspecting the quality of transparent protective overlays
08/12/1999WO1999027342A3 Grazing incidence interferometry for measuring transparent plane-parallel plates
08/11/1999EP0934542A1 Method and device to set welding parameters in a splicing apparatus for optical fibres
08/11/1999EP0858638A4 Astigmatism measurement apparatus and method
08/10/1999US5936992 Method for selecting a semiconductor integrated optical modulator/laser light source device
08/10/1999US5936719 Test unit and method for simultaneous testing of multiple optical fibers
08/10/1999US5935738 Phase-shifting mask, exposure method and method for measuring amount of spherical aberration
08/10/1999CA2259527A1 Method and apparatus for calibration of a multi-channel fiber optic interferometric sensor system in a signal processing system
08/05/1999WO1999039172A1 Image processor for observing optical fibers
08/05/1999CA2285177A1 Image processor for optical fiber observation
08/04/1999EP0933844A1 Optical amplifier evaluation method and optical amplifier evaluation device
08/04/1999EP0933625A2 Wavelength-variable light source apparatus
08/03/1999US5933227 Testing method for optical fiber
07/1999
07/29/1999WO1999037985A1 Lens specifying device
07/28/1999CN2330990Y Detecting device for ultraviolet lamp tube
07/27/1999US5929992 Compact interferometric test system for ellipses
07/21/1999EP0929799A1 Apparatus and method for testing optical fiber system components
07/21/1999EP0695462B1 Instructive display
07/21/1999CN1044283C Optical fiber splice verification system and method therefor
07/20/1999US5926263 Side-tone OTDR for in-service optical cable monitoring
07/20/1999US5926252 Ophthalmic instrument that measures rotation of a toric contact lens
07/15/1999WO1999035524A2 Polarization-maintaining connector
07/15/1999DE19800844A1 Method for wave front measurement using Shack-Hartmann sensor
07/15/1999CA2318504A1 Polarization-maintaining connector
07/14/1999EP0928424A1 Automatic fault location in cabling systems
07/13/1999US5923466 Light modulated confocal optical instruments and method
07/13/1999US5923425 Grazing incidence interferometry for measuring transparent plane-parallel plates
07/13/1999US5923416 Automated method and apparatus for evaluating the performance characteristics of endoscopes
07/13/1999US5923414 Method and apparatus for thermally reducing coherence/polarization noise in reflectometers
07/08/1999DE19860483A1 Laser transmission tube damage detector
07/07/1999EP0927349A1 Contact macroradiography characterization of doped optical fibers
07/06/1999CA2177906C Method of and device for measuring the nonlinear refractive index in a single mode optical fibre
07/01/1999WO1999032869A1 Method and apparatus for the automatic inspection of optically transmissive objects having a lens portion
07/01/1999WO1999032868A1 Method of and system for characterization of fiber optic connections in situ
07/01/1999CA2316348A1 Method of and system for characterization of fiber optic connections in situ
06/1999
06/30/1999EP0926529A1 Procedure and apparatus for automatic positionning correction of optical elements in an optical asembly
06/30/1999EP0926479A1 Optical loss measurement
06/30/1999EP0925659A1 Method and system for equalizing pmd using incremental delay switching
06/30/1999CN1221176A Apparatus for measuring characteristics of optical disc systems and method
06/30/1999CN1221175A Jitter measuring method utilizing A/D conversion and device
06/29/1999US5918287 Measurement device for measurement of the tensile stress in an optical fiber
06/29/1999US5917957 Method of and apparatus for processing an image
06/29/1999US5917649 Device and a method for evaluating an optical amplifier
06/29/1999US5917586 Lens meter for measuring the optical characteristics of a lens
06/22/1999CA2087822C Measurement of attenuation of optical fibers
06/15/1999CA2146300C Refractive index measurement of spectacle lenses