Patents
Patents for G01M 11 - Testing of optical apparatus; Testing structures by optical methods not otherwise provided for (14,356)
12/1994
12/27/1994US5377007 Interferometric surface inspection machine designed to support an element on the side to be inspected
12/27/1994US5377002 Apparatus for surface inspections
12/27/1994US5377001 Apparatus for surface inspection
12/22/1994WO1994029671A1 Fiber optic bending and positioning sensor
12/22/1994DE4321084A1 Device for measuring the spectral sensitivity of optical components, having a light source with a broad emission spectrum
12/22/1994DE4319869A1 Test lamp for the optoelectronic surface inspection of reflecting surfaces of test objects
12/20/1994US5374821 Elastomeric optical fiber sensors and method for detecting and measuring events occurring in elastic materials
12/14/1994EP0628830A2 Reliability tester of semiconductor lasers
12/14/1994EP0445232B1 Fiber optic link noise measurement and optimization system
12/13/1994US5373357 Headlight aiming method using pattern framing
12/13/1994US5373356 Method and apparatus for identifying echoes detected by an optical time-domain reflectometer
12/07/1994EP0627617A2 Method and device for the mechanical testing of optical fibre
12/07/1994EP0627092A1 Optical fibre.
12/06/1994US5371597 System and method for measuring polarization dependent loss
12/06/1994CA2005607C Method of analyzing guided optics components, optical fibres or optical guide networks by time reflectometry and reflectometer in the time sphere
12/01/1994DE4318358A1 Method and device for measuring surface defects, which produce scattered (stray) light, of optical media, such as glass or plastic, in particular of vehicle windows
11/1994
11/30/1994EP0626293A1 A headlamp for a motor vehicle
11/24/1994DE4317005A1 Device for testing optical components
11/24/1994DE4316874A1 Method and device for measurements on a plurality of optical waveguides
11/23/1994EP0625295A1 Optical signal transmission network
11/23/1994EP0625261A1 Test device for optical waveguides, and method of carrying out the test.
11/22/1994US5367583 Fiber optic stress-corrosion sensor and system
11/22/1994US5367372 Method of and apparatus for measuring the geometric characteristics of nominally cylindrical guiding structures
11/17/1994EP0624783A2 Lens inspector
11/15/1994US5365415 Snap-fit right angle adjustor mechanism
11/15/1994US5365335 Optical low-coherence reflectometer using optical attenuation
11/15/1994US5365329 Apparatus and method for measuring refractive index
11/15/1994US5365328 Locating the position of an event in acquired digital data at sub-sample spacing
11/15/1994CA2026022C Multiple ring guide for payout testing of optical fibers
11/09/1994EP0623815A1 Method for testing reflection discontinuities in optical waveguides
11/09/1994EP0623489A1 Snap-fit right angle adjustor mechanism
11/07/1994CA2121419A1 Method for testing reflection discontinuities in optical waveguides
11/03/1994DE4314189C1 Device for the examination of optical fibres made of glass by means of heterodyne Brillouin spectroscopy
11/03/1994DE4314031A1 Monitoring and protection device for optical-fibre cables (fibre-optic cables)
11/03/1994DE4313795A1 Arrangement for monitoring light guided in a fibre link
11/02/1994EP0622912A1 Optical signal transmission network
11/01/1994US5361129 Method of assessing a surface figure of an optical element
11/01/1994CA2009033C Optical sensor displacement monitor
10/1994
10/27/1994WO1994024536A1 Device for examining optical waveguides
10/27/1994DE4313138A1 Measuring standard for optical attenuation measurements
10/27/1994CA2161091A1 Device for examining optical waveguides
10/25/1994US5359411 Method and apparatus for evaluating the optical spatial response characteristics of objects
10/25/1994US5359192 Dual-wavelength low-power built-in-test for a laser-initiated ordnance system
10/19/1994EP0620413A1 Method and apparatus for determination of an at least approximately circular contact surface
10/19/1994EP0462102B1 A method for detecting external influence on an optical cable
10/18/1994US5357333 Apparatus for measuring the effective refractive index in optical fibers
10/18/1994US5357332 Apparatus for, and method of, determining the effectiveness of a splice of optical fiber
10/13/1994DE4311759A1 Method for sampling analog reaction signals from systems
10/12/1994EP0619657A1 Optical circuit for measuring the reflection sensitivity of an optical transmission system
10/12/1994EP0619482A1 Apparatus for controlling the continuity of a joint-forming adhesive ribbon
10/11/1994US5355218 Shearing interferometer for measuring lens lateral aberration
10/11/1994US5355210 Method and apparatus for measuring optical properties of optical devices
10/11/1994CA1332291C Optical power meter
10/05/1994EP0618691A1 Device for evaluation of the transmission quality of an optical amplifier equipment
10/05/1994EP0618107A2 Horizontal zero, viewing port assembly
10/04/1994US5353116 Defect inspection system for phase shift masks
10/04/1994US5353110 Method and apparatus for carrying out optical time domain reflectometry using weighing techniques
09/1994
09/29/1994WO1994021997A1 Optical responder
09/27/1994US5351119 Method and apparatus for measuring a lens
09/22/1994DE4408977A1 Optical pulse test set for displaying Raman scattered light
09/21/1994EP0615961A1 Method and apparatus for detecting an irregular portion of an optical fiber
09/20/1994US5349458 Method for detecting external influence on an optical cable
09/20/1994US5349433 Automatic lensmeter
09/20/1994US5349431 Apparatus for measuring cross-sectional distribution of refractive index of optical waveguide
09/20/1994US5349182 Fiber optic cable moisture monitoring system
09/20/1994US5347698 Method for assembly and inspection of optical fiber connectors
09/14/1994EP0466889B1 Process and arrangement for testing optical components or systems
09/14/1994CN1092169A Illumination and imaging subsystems for a lens inspection system
09/14/1994CN1092168A A method of inspecting ophthalmic lenses
09/14/1994CN1092167A 一种镜片检验系统 One kind of lens inspection system
09/14/1994CN1092166A Ophthalmic lens inspection method and apparatus
09/13/1994US5347602 A device for bending a light waveguide to detect signal therein
09/07/1994EP0614096A1 Methods for making microlens arrays
08/1994
08/31/1994EP0613014A1 Test probe for liquid crystal display panel
08/30/1994US5343372 Vehicular headlamp assembly
08/30/1994US5343286 OTDR having optically switched amplified output onto test fibre to suppress optical amplifier noise between OTDR pluses
08/25/1994DE4305018A1 Method and device for measuring at least one optical medium
08/25/1994CA2115964A1 High dynamic range digitizer
08/25/1994CA2115904A1 Differential boxcar integrator with auto-zero function
08/23/1994US5341205 Method for characterization of optical waveguide devices using partial coherence interferometry
08/23/1994US5340979 Technique for determining the amplified spontaneous emission noise of an optical circuit in the presence of an optical signal
08/16/1994US5339152 Holographic inspection system with integral stress inducer
08/16/1994US5339151 Spectrometer for lensometer
08/16/1994US5339093 Liquid crystal panel inspection method
08/11/1994DE4402555A1 Method for measuring optical attenuation
08/09/1994US5337375 Depolarizer using unpumped, doped optical fiber and method using same
08/09/1994US5337222 Aiming level device for motor vehicle headlamp
08/09/1994US5337098 Camera-shake preventing device
08/04/1994WO1994017366A1 Active multipoint fiber laser sensor
08/03/1994EP0608538A1 Method for monitoring hermetically-coated fibers
08/03/1994EP0507805B1 Optical time domain relfectometer
08/02/1994US5335059 Method and apparatus for measuring lens performance
08/02/1994US5335057 Measuring geometry of optical fibre coatings with transverse incident beams
08/02/1994US5334832 Apparatus and methods for determining splice effectiveness between two optical fibers using solid gels as coupling enhancers for measuring component attenuation
08/02/1994CA2015023C Method and apparatus for flight payout testing of optical fibers
07/1994
07/30/1994CA2114604A1 Optical signal transmission network
07/30/1994CA2111011A1 Method for monitoring hermetically-coated fibers
07/27/1994EP0607692A2 A method of inspecting ophthalmic lenses
07/27/1994CN1090042A Illumination system for ophthalmic lens inspection
07/27/1994CN1090041A Ophthalmic lens inpsection system and method