Patents
Patents for G01M 11 - Testing of optical apparatus; Testing structures by optical methods not otherwise provided for (14,356)
07/2001
07/19/2001CA2395256A1 Method and apparatus for tensile testing and rethreading optical fiber during fiber draw
07/19/2001CA2366499A1 Measurement of back radius of curvature and center material thickness of a contact lens in solution
07/18/2001EP1117200A2 Apparatus and method for compensating chromatic dispersion in an optical transmission line
07/17/2001US6263133 Optical focusing, collimating and coupling systems for use with single mode optical fiber
07/17/2001US6262828 Method and apparatus of driving an optical modulator to measure, and compensate for, dispersion in an optical transmission line
07/12/2001US20010007605 Apparatus and method of compensating for wavelength dispersion of optical transmission line
07/12/2001US20010007199 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
07/11/2001EP1114296A1 Fiberoptic coupler-sensor and a measurement method
07/11/2001CN1303006A Standard device for calibrating polarized-light stressometer and method for locating minimal light intensity
07/10/2001US6259993 Optical fiber characteristic evaluation system and computer-readable recording medium on which computer program used for the system is recorded
07/10/2001US6259832 Testing of optical transmitter and receiver modules
07/10/2001US6259529 Wavelength-selective polarization-diverse optical heterodyne receiver
07/10/2001US6259518 Wetcell device for inspection
07/10/2001US6259517 Optical fiber breakage detection system
07/10/2001CA2043417C Lens alignment and positioning method and apparatus
07/04/2001EP1113250A1 Method and apparatus for determining the polarisation mode dispersion of an optical device
07/03/2001US6256103 System and method for optical heterodyne detection of an optical signal
06/2001
06/28/2001WO1998014810A3 Automatic fiber optic connectorization and inspection system (afocis)
06/28/2001DE19952418A1 Testing method for optical waveguide, involves receiving test signal from waveguide and comparing with set value, based on which waveguide characteristic is determined
06/27/2001EP1111411A2 Integrated optics chip having reduced surface wave propagation
06/21/2001WO2001044849A1 Method and device for the measuring of the optical power loss in a fiber optical contact means
06/21/2001WO2001044777A1 Method for detecting defect of optical fiber
06/20/2001EP0850514B1 System, method and device for monitoring a fiber optic cable
06/20/2001CN2435735Y Mechanism for testing of optical lens tranfer function
06/19/2001US6249634 Fiber optic cable coiling tray
06/19/2001US6248486 Method of detecting aberrations of an optical imaging system
06/14/2001US20010003515 Fault location toning method for submarine networks
06/13/2001EP1105708A1 Cuvette for optical inspection of ophtalmic lenses
06/13/2001EP1105707A1 Inspection module for inspecting optical parts for faults
06/13/2001EP0868793B1 Fibre-break detection in optical signal transmission networks
06/13/2001CN1299067A Method for measuring timedelay of chirp optical fibre raster
06/12/2001US6246483 Apparatus and method for shearographic inspection and non-destructive testing of articles in a vacuum chamber
06/12/2001US6246041 Apparatus and method for measuring focusing characteristics of optical pickup and/or optical disc and apparatus and method for recording and/or reproducing optical disc
06/07/2001WO2001040772A1 Optical detection of a fiber span with high polarization-mode dispersion in a fiber system
06/07/2001WO2000073795A3 Sensors for detecting physical conditions
06/06/2001CN1066822C Optical fibre light isolator property tester
06/05/2001US6243511 System and method for determining the condition of an optical signal
05/2001
05/31/2001DE19957520A1 Fiber optic sensor system for multi-dimensional detection of force and pressure distribution, e.g. for detecting load on vehicle seat
05/31/2001DE19954184A1 Vorrichtung zum Aufnehmen, Ausrichten und Zentrieren eines Rohglases Apparatus for recording, aligning and centering a lens blank
05/31/2001DE19952420A1 Interconnection test of optical waveguide, involves comparing signal, sent through optical waveguide using transmitter and receiver, with set value using computer for recognizing emitted signal
05/31/2001DE10053444A1 Light wavelength dispersion measurement device, has pulsed light source, derives group delay from phase difference of frequency signals extracted from measured, reference pulse signals
05/30/2001EP1104055A2 Laser light source apparatus and OTDR apparatus
05/29/2001US6237370 Apparatus for automated production, and/or packaging and/or testing of fiber optic devices including optical fiber system components and optical fibers
05/25/2001WO2001037459A1 Process and apparatus for measuring polarisation dispersion in optical fibres
05/25/2001WO2001037009A2 Methods and apparatus for automation of the testing and measurement of optical fiber
05/25/2001WO2001036932A1 Optical bank
05/25/2001CA2392089A1 Methods and apparatus for automation of the testing and measurement of optical fiber
05/25/2001CA2391090A1 Process and apparatus for measuring polarisation dispersion in optical fibres
05/24/2001US20010001572 Lens specifying device
05/22/2001US6236453 Lens meter
05/22/2001US6236452 Optical amplifier evaluation method and optical amplifier evaluation device
05/17/2001WO2001034344A1 Device for receiving, orienting and centering raw glass
05/15/2001US6232616 LCD panel test apparatus
05/10/2001WO2001033184A1 Method of measuring the twist imparted to an optical fibre and procedure for processing an optical fibre using this method
05/10/2001DE19953290A1 Verfahren und Vorrichtung zur Überwachung des von einer Beleuchtungsvorrichtung abgestrahlten Lichtes für ein optisches Messgerät Method and device for monitoring the light emitted by an illumination device for an optical measuring instrument
05/09/2001EP1098551A2 Method and apparatus for monitoring the light emitted by a light source in an optical measuring device
05/09/2001EP1098458A2 An apparatus and a method for locating a fault of a transmission line
05/09/2001EP1097532A1 Device for detecting polarization mode dispersions
05/08/2001US6229606 Method and apparatus for measuring PMD of a dispersion compensation grating
05/08/2001US6229600 Spherical-aberration detection system and optical device using the same
05/08/2001US6229599 Apparatus for measuring characteristics of an optical fiber
05/03/2001WO2001031303A1 Device for measuring spatial distribution of the spectral emission of an object
05/02/2001EP1096705A2 Combined optical transmitter and monitor module for a fiber optic monitoring system
05/02/2001EP1096704A2 Monitor module for a fiber optic monitoring system
05/02/2001EP1096703A2 Long-band light source for testing optical elements using feedback loop
05/02/2001EP1095472A1 Method and device for executing control and monitoring measurements in optical transmission paths
05/02/2001CN1293358A Resolution and transmission function tester of photoetched object lens
05/01/2001US6226246 Apparatus and method for measuring characteristics of optical pickup and/or optical disc
05/01/2001US6226128 Light-transmitting optical member, manufacturing method thereof, evaluation method therefor, and optical lithography apparatus using the optical member
05/01/2001US6226117 Noise figure measurement of optical amplifiers by power substitution
04/2001
04/26/2001DE19951176A1 Rotation bearing, especially for optical measurement technology; has outer ring and inner bearing part in several segments connected by spring joints and to rotating drive part
04/24/2001US6222659 Repeater for soliton signal fiber optic transmission systems
04/24/2001US6222621 Spectacle lens evaluation method and evaluation device
04/19/2001WO2001028134A1 Method and apparatus for measuring pmd of a dispersion compensation grating
04/18/2001CN1292182A Testing of optical transmitter and receiver modules
04/18/2001CN1292085A 分支线路监视系统和分支线路监视方法 Branch line monitoring system and branch line monitoring method
04/18/2001CN1291728A Supporting frame of panel display device or probe block
04/18/2001CN1064757C Method and appratus for measuring thickness of birefringence layer
04/17/2001US6219475 Nondestructive measurement method of individual mode loss for waveguides
04/12/2001WO2001025771A1 Method and arrangement for inspection and requalification of lined vehicles used for transporting commodities and/or hazardous materials
04/12/2001WO2001025744A1 Method and apparatus for centring an ophthalmic lens
04/12/2001DE19944354A1 Verfahren und Vorrichtung zur Ermittlung der Form oder der Abbildungseigenschaften von spiegelnden oder transparenten Objekten Method and apparatus for determination of the shape or of the imaging properties of reflective or transparent objects
04/11/2001EP1090268A1 Interferometer
04/10/2001US6215895 Apparatus and method for display panel inspection
04/10/2001US6215596 Optical element, optical device provided therewith, and method for evaluating optical element
04/10/2001US6215549 Apparatus for measuring optical characteristics
04/05/2001WO2001023854A1 System and method for measuring stress in an optical fiber
04/05/2001WO2001023833A1 Topometrical detection of a reflective surface
04/05/2001WO2001023831A2 Cable device for detecting and monitoring rock and soil displacement
04/05/2001DE19943870A1 Optical bench, has receptacle which is associated with base plate which in its entirety is relatively deformable with respect to base plate
04/05/2001CA2385516A1 System and method for measuring stress in an optical fiber
04/05/2001CA2351415A1 Cable device for detecting and monitoring rock and soil displacement
04/04/2001EP1088209A1 Fibre optic detection device for forces or strains
04/03/2001US6212003 Optical amplifier evaluating method and optical amplifier evaluating apparatus
04/03/2001US6211962 Sensor apparatus with polarization maintaining fibers
04/03/2001US6211950 Optical pulse reflectometer
03/2001
03/29/2001WO2001022070A1 Method and system of lcd inspection by pattern comparison
03/29/2001WO2001022047A1 A method for estimating the lighting quality of vehicle headlights
03/29/2001WO2001021061A1 Fabricate surfaces on contact lenses
03/27/2001US6208475 Optical-member inspection apparatus and holder for inspection target member