Patents for G01B 11 - Measuring arrangements characterised by the use of optical means (73,862)
02/1988
02/25/1988WO1988001367A2 Spurious electromagnetic energy discriminator for electro-optical inspection systems
02/25/1988WO1988001366A1 Determining a dimension of an article
02/24/1988EP0256968A1 Automatic process for the contactless three-dimensional measurement of objects with large dimensions
02/24/1988EP0256539A2 Method and apparatus of measuring outer diameter and structure of optical fiber
02/23/1988US4727419 Method and apparatus for detecting tire information mark
02/23/1988US4727247 Light attenuation sensing apparatus for measuring physical parameters and other variables utilizing a light conducting member containing a fluorescent material
02/23/1988US4727179 Two optical imaging systems
02/23/1988US4726685 Optical measuring device for detecting surface characteristics of object
02/23/1988US4726682 Depth measuring apparatus for a dredger
02/23/1988US4726122 Wheel alignment apparatus for vehicles
02/23/1988US4726120 Measuring stylus and x-y digitizer including same
02/23/1988CA1233234A1 Optical three-dimensional digital data acquisition system
02/18/1988DE3626630A1 Electronic and mechanical linear laser scanner for use in instrumentation and control engineering, chiefly in the construction industry
02/18/1988DE3622421A1 Laser scanner for contour detection and presence monitoring
02/16/1988US4725884 Measuring the width between a pair of opposed edges of a feature
02/16/1988US4725883 Optical profilometry system for tubular products
02/16/1988US4725856 Method of and apparatus for checking defectively fused ampoules
02/16/1988US4725738 Device for detecting changes in the relative position of separately mounted machines
02/16/1988US4725722 Automatic focusing method and apparatus utilizing contrasts of projected pattern
02/16/1988US4725146 Method and apparatus for sensing position
02/16/1988US4725144 Optic element testing method and apparatus
02/16/1988US4725142 Differential holography
02/16/1988US4725139 Method and apparatus for detecting defects in transparent materials
02/16/1988US4724704 Device for evaluating the deformation of pneumatic tires
02/11/1988WO1988001045A1 Electro-optical device for constantly monitoring the mutual spatial relationship of two machines or machine parts
02/11/1988DE3724760A1 Method and arrangement for measuring the rolling line
02/11/1988DE3716961A1 Device for the contactless scanning of a surface
02/11/1988DE3626724A1 Arrangement for surface testing (examination)
02/10/1988EP0255552A1 Method and device for contactless measuring of changes of length on structural members
02/09/1988US4724371 Apparatus for detecting the degree of rotation of a rotational axis
02/09/1988CA1232658A1 Method and apparatus for calibrating a positioning system
02/09/1988CA1232649A1 Optic sensors
02/09/1988CA1232444A1 Method and apparatus for the contact-less measuring of objects
02/04/1988DE3626208A1 Method and device for quickly determining the distance from the edge displacement of two or more video frames
02/03/1988EP0255300A2 High sensitivity strain detector
02/03/1988EP0254871A2 Reverse dark field alignment system for scanning lithographic aligner
02/03/1988EP0254823A2 Photoelectric position measuring device
02/03/1988EP0254772A2 Method of determination of the diameter of the wheels of rail vehicles and device for this
02/03/1988CN87200866U Angle measuring device for powerful x-ray diffractometer
02/03/1988CN86105821A Measurment device composed of optical lense and photoelectrical cell
02/02/1988US4722605 Method and apparatus for optically measuring distance between two surfaces
02/02/1988US4722603 Interferometric means and method for accurate determination of fiber-optic well logging cable length
02/02/1988US4722600 Apparatus and method for measuring strain
02/02/1988CA1232128A1 Endface assessment
01/1988
01/28/1988WO1988000684A2 Encapsulated motion transducer
01/28/1988WO1988000683A1 Microscopes
01/28/1988WO1988000506A1 In situ base curve vertex detection and employment thereof in contact lens manufacture
01/27/1988EP0254644A2 Mask alignment and measurement of critical dimensions in integrated circuits
01/27/1988EP0253974A1 Length or angle measuring apparatus
01/27/1988CN86104719A Auto testing device for watch jewel bearings
01/26/1988US4721388 Method of measuring shape of object in non-contacting manner
01/26/1988US4721386 Three-axis angular monitoring system
01/21/1988DE3623318A1 Device for one-dimensional measurement of an object
01/20/1988EP0253391A2 Optical image transformation apparatus
01/20/1988EP0253247A2 Photoelectrically scanned collimator
01/20/1988EP0253185A1 Method and apparatus for registering the dimensions of an object
01/20/1988EP0253106A1 Method for parallel alignement
01/20/1988CN87102292A Tape device
01/19/1988US4720804 Electrically addressable opto-electronic indicator for making dynamic evaluations of microscopic or larger subjects
01/19/1988US4720724 Method and apparatus for automatic range finding
01/19/1988US4720635 Automatic accurate alignment system
01/14/1988WO1988000362A1 Improved registration method in photolithography and equipment for carrying out this method
01/14/1988WO1988000327A1 Optical measuring apparatus for use on machines
01/13/1988EP0252133A1 Laser interferometry imaging process.
01/13/1988CN87202730U Micrometre comparator
01/12/1988US4719347 Method and apparatus for investigating a sample under tension
01/12/1988US4719341 For determining the distance to a target
01/12/1988US4719339 Coordinates detector wherein X and Y emitting elements are enabled independently of each other
01/12/1988US4718767 Method of inspecting the pattern on a photographic mask
01/12/1988US4718759 Apparatus for the alignment and balance of the wheels of a motor vehicle
01/12/1988US4718507 Electronic scale and length measurement apparatus including a digital readout
01/12/1988US4718170 Apparatus and means for vertically aligning a hollow cylinder
01/07/1988EP0251967A1 Method for axially aligning a device for introducing a probe transversely into a melt reduction furnace, and device therefor
01/07/1988EP0251911A1 Small length-measuring apparatus
01/07/1988EP0251671A2 Method and apparatus for determining changes in length of a well logging cable
01/07/1988EP0251501A2 Method for optical inspection involving laser speckle pattern interferometry
01/07/1988EP0251442A2 Scanning apparatus and method
01/07/1988EP0250768A2 Method and device for the measuring and regulation of a roll gap
01/07/1988EP0250764A2 Film thickness measuring method and device therefor
01/07/1988EP0250711A2 Photoelectric measuring device
01/07/1988EP0250490A1 Opto-electronic process for inspecting surfaces
01/07/1988DE3711455A1 Device for receiving a coordinate measuring machine on a foundation (base)
01/07/1988DE3622313A1 Method and device for contactless measurement of unbalance (out-of-balance) or out-of-roundness of a shaft or similar solid of revolution (rotation)
01/05/1988US4717955 RAM interface control circuit
01/05/1988US4717446 Method of detecting the endpoint of the etch of epitaxially grown silicon
01/05/1988US4717259 Luster rating method and apparatus
01/05/1988US4717255 Device for measuring small distances
01/05/1988US4717253 Optical strain gauge
01/05/1988US4717250 Angle measuring interferometer
12/1987
12/30/1987WO1987007942A1 Opto-electronic device for determining the distance and the shape of an object
12/29/1987US4716459 Fatigue crack position detection apparatus
12/29/1987US4716430 Pulse proximity detection
12/29/1987US4716429 Display apparatus for single-lens reflex camera
12/29/1987US4715706 Laser doppler displacement measuring system and apparatus
12/23/1987EP0250354A2 Apparatus and method for determining position with light
12/23/1987EP0250306A2 Angle measuring interferometer
12/23/1987EP0250194A2 Sensing strain and temperature
12/23/1987EP0250089A1 Method and apparatus for dimensional measurement of an object
12/23/1987EP0249788A2 Device on printing machines having devices for adjusting the longitudinal, transverse and diagonal registers
12/22/1987US4714835 Optical position-measuring sensor