Patents
Patents for G01M 11 - Testing of optical apparatus; Testing structures by optical methods not otherwise provided for (14,356)
06/1996
06/05/1996EP0715154A1 Strain monitoring sensor
06/05/1996DE19535977A1 Computer controlled on-line quality testing equipment for gaskets
06/04/1996US5523836 Method and apparatus for orienting a lens' refractive characteristics and lay-out properties
05/1996
05/31/1996CA2137016A1 Optical time domain reflectometer for use with a disk drive interface
05/28/1996US5521751 Noise measurement for optical amplifier and a system therefor
05/28/1996US5521701 Optical power meter
05/28/1996US5521700 Meter for testing progressive multifocus lenses
05/22/1996EP0713085A2 Apparatus for indicating the light beam orientation of a vehicle projector
05/22/1996CN1122910A Automatic measuring apparatus for large aperture lens
05/21/1996US5519486 Method of creating holographic interferograms for structural examination of composites in sheet metal surfaces
05/17/1996WO1996014562A1 Method and apparatus for orienting a lens' refractive characteristics and layout properties
05/15/1996EP0712216A1 Method to operate an optical broadband connection line lying between an optical fibre connection and a passive optical interface
05/15/1996EP0712180A1 Method for selecting a semiconductor integrated optical modulator/laser light source device
05/15/1996EP0711988A2 Measuring instrument for testing grey filters
05/15/1996EP0711409A1 Inspection system for optical components
05/15/1996EP0711402A1 Improvements in or relating to apparatus for the measurement of curvature of a surface
05/15/1996CA2135723A1 Measuring system for monitoring buildings, terrain sections or the like
05/14/1996US5517301 Apparatus for characterizing an optic
05/12/1996CA2162658A1 Procedure for operating an optical broad-band subscriber line located between a fibre-optic connector unit and a passive optical interface
05/07/1996US5515192 Optical systems making use of phenomenon of stimulated brillouin scattering
05/07/1996US5515166 Optical FM characteristics measurement apparatus for laser diode
05/07/1996US5513913 Active multipoint fiber laser sensor
04/1996
04/25/1996CA2135531A1 Optical test instrument with mechanically positioned attenuator
04/23/1996US5510967 Hid headlamp assembly
04/17/1996EP0707300A2 Moire interference detection for raster-scanned cathode ray tube displays
04/17/1996EP0706645A1 Method and apparatus for detecting defects in lenses
04/17/1996CN1031597C Method for monitoring fiber tension
04/16/1996US5508513 Fiber optic scanning beam detector
04/16/1996CA2086046C Apparatus for measuring the effective refractive index in optical fibres
04/11/1996DE19534145A1 Monitoring reflecting or semi-reflecting surface of object, for e.g. automatic on=line inspection of car body finish
04/09/1996US5506674 Method for identifying an optical fiber using a pattern of reflected light
04/04/1996WO1996010204A1 Optical bench system
04/03/1996EP0704046A1 Lensmeter with guided lens movement for progressive addition lens
04/02/1996US5504574 Measuring apparatus for adjusting optical axis of headlight and method of adjusting optical axis
04/02/1996US5504438 Testing method for imaging defects in a liquid crystal display substrate
03/1996
03/28/1996WO1996009609A1 Method and apparatus for image plane modulation pattern recognition
03/28/1996WO1996009608A1 Method and apparatus for detection of unsuitable conditions for automated cytology scoring
03/28/1996CA2200454A1 Method and apparatus for detection of unsuitable conditions for automated cytology scoring
03/28/1996CA2200446A1 Method and apparatus for image plane modulation pattern recognition
03/27/1996EP0702780A1 Fiber optic bending and positioning sensor
03/21/1996WO1996008706A1 Apparatus for the assessment of damage to a ship
03/21/1996CA2199274A1 Apparatus for the assessment of damage to a ship
03/20/1996EP0702437A1 Method and apparatus for analyzing the characteristics of an optical circuit
03/19/1996US5500767 Objective lens and method of measuring its performance
03/19/1996US5500733 Interferometric system for the detection and location of reflecting faults of light-guiding structures
03/19/1996US5500732 Lens inspection system and method
03/19/1996US5500731 Optical time domain reflectometer using ring laser light source
03/19/1996US5500730 Method and apparatus for determining the distance to a reflective event
03/13/1996EP0701105A1 Method and apparatus for controlling the cross-sectional dimensions of optical fibers during fabrication
03/06/1996EP0594741B1 Fault location in optical systems
03/05/1996US5497442 Assembly for transmitting high-power laser radiation
02/1996
02/22/1996WO1996005665A1 Fault location in optical communication systems
02/22/1996WO1996005503A1 Device for testing optical elements
02/20/1996US5493406 Apparatus for measuring spectral characteristics of an optical fiber component
02/20/1996US5493113 Highly sensitive optical fiber cavity coating removal detection
02/13/1996US5491574 Fault location apparatus for use in an optical signal transmission network
02/13/1996US5491573 Optical signal transmission network
02/13/1996US5491572 Method and system for detecting trouble in two-way single-fiber optical transmission
02/13/1996US5491548 Optical signal measurement instrument and wide dynamic range optical receiver for use therein
02/08/1996DE4441599C1 Optical fibre identification device
02/07/1996EP0695462A1 Instructive display
02/06/1996US5489978 Lens measuring apparatus
02/01/1996WO1996002822A1 Process and device for determining the refractive index of different mediums
01/1996
01/24/1996CN1115380A Automatic optical fibre detection and alarm system
01/18/1996DE4424628A1 Verfahren und Anordnung zur Brechzahlmessung verschiedener Medien Method and system for refractive index measurement of different media
01/17/1996EP0692707A1 Method for caracterising an optical instrument by autocollimation
01/16/1996US5485265 Vehicle headlight aiming apparatus
01/16/1996US5485264 High dynamic range OTDR data acquisition circuit
01/09/1996US5483610 Clip-on device for optical power meter
01/09/1996US5483341 Cavity dispersing measuring method and measuring apparatus thereof
01/09/1996US5483233 Analogue telemetry system and method for fault detection in optical transmission systems
01/03/1996EP0690298A2 Optical waveguide spectral attenuation using an OTDR
12/1995
12/30/1995CA2148534A1 Optical waveguide spectral attenuation using an otdr
12/27/1995EP0688425A1 Lens markings viewer
12/26/1995US5479251 Methods for determining optical properties of optical waveguide fibers using an optical time domain reflectometer
12/21/1995WO1995034800A1 Apparatus for mapping optical elements
12/21/1995DE4411376A1 Monitoring optical wide band subscriber lines
12/20/1995EP0687896A1 Optical element for photolithography and method for evaluating an optical element
12/20/1995CN1030543C Complementary beam wave surface detector
12/13/1995EP0686842A2 Lens inspection system and method
12/13/1995EP0686841A2 System and method for inspecting lenses
12/13/1995EP0686585A2 Automated apparatus and method for preparing contact lenses for inspection and packaging
12/13/1995EP0686459A2 A method of positioning ophthalmic lenses
12/12/1995US5475699 Method for selecting a semiconductor laser
12/12/1995US5475385 Analogue telemetry system and method for fault detection in optical transmission systems
12/11/1995CA2151355A1 System and method for inspecting lenses
12/07/1995WO1995033181A1 Improvements in or relating to apparatus for the measurement of curvature of a surface
12/06/1995EP0685734A1 Method and system for inspecting packages
12/06/1995EP0685722A2 Method of measuring the nonlinear refractive index in a single-mode optical fibre
12/05/1995US5473423 Method and apparatus for obtaining measurements in a plurality of light waveguides
12/05/1995US5472128 Method and apparatus for sucking an optical fiber
12/01/1995EP0704046A4 Lensmeter with guided lens movement for progressive addition lens
12/01/1995CA2150418A1 Method of measuring the nonlinear refractive index in a single-mode optical fibre
11/1995
11/21/1995US5469261 Measurement of lens characteristics
11/20/1995CA2123942A1 Measuring device for vehicle body repair
11/15/1995EP0682261A2 Process and appliance for optical sensing a physical quantity
11/15/1995EP0681681A1 Active multipoint fiber laser sensor
11/10/1995CA2148310A1 Method and device for the optical determination of a physical quantity
11/08/1995EP0681175A1 Method and device for the measurement of the viscoelastic properties of polymeric coatings of optical fibers
11/08/1995EP0681173A1 System for determining the characteristic bidimensional function of a continuous optical transforming element