Patents for G01B 11 - Measuring arrangements characterised by the use of optical means (73,862)
02/1993
02/23/1993US5189493 Moire contouring camera
02/23/1993US5189492 Device for measuring the deflection of elongate components
02/23/1993US5189490 Method and apparatus for surface roughness measurement using laser diffraction pattern
02/23/1993US5187983 Fiber-optic strain gauge manometer
02/23/1993CA1313757C Method for measuring film thickness
02/18/1993WO1993003579A1 Three-dimensional vision system
02/18/1993WO1993003349A1 Device for optically scanning the surface of an object whose surface is capable of reflecting or scattering light
02/18/1993WO1993003325A1 Method and apparatus for automatic densitometer alignment
02/18/1993WO1993002832A1 Method of non-contact copy control
02/18/1993WO1991000982A3 Laser-based wheel alignment system
02/18/1993DE4222476A1 Longitudinal fuel injection nozzle axis position controller - incorporates photodetector for evaluation of light which enters bore correctly aligned optical waveguide and source
02/18/1993DE4127215A1 Verfahren und vorrichtung zur quantifizierten bewertung des physiologischen eindruckes von reflektionsfaehigen oberflaechen Method and device for quantified assessment of the physiological impression of reflektionsfaehigen surface until
02/18/1993DE4127116A1 Optical measurement device for measuring material mechanical properties - processes successive images of contour of beam deflected under measured loads for computation of deformation characteristics
02/18/1993DE4126988A1 Lighting for optical imaging of elongated diffuse reflectors - enables edges of object to be highlighted against darkened background for scanning by overhead video camera
02/18/1993DE4126668A1 Spine thickness measurement on book during automatic binding - evaluating surface roughness variance and difference between silhouettes on two linear photosensor arrays
02/17/1993EP0527546A2 Product appearance inspection methods and apparatus employing low variance filter
02/17/1993EP0527326A1 Reflected light sensor with background suppression
02/17/1993EP0527242A1 Inspection apparatus and method for inspection of substrates
02/17/1993EP0527230A1 Ellipsometer
02/16/1993US5187541 Single beam angular deviation measurement system and method
02/16/1993US5187539 Mirror surface characteristic testing
02/16/1993US5186057 Multi-beam liquid-drop size/rate detector apparatus
02/16/1993CA1313712C Length measuring method using a photosensitive arroy camera
02/11/1993DE4126532A1 Three=dimensional coordinate measuring appts. for workpieces - has vertically movable sensing arm, flat base plate forming reference surface, mechanical support and guide
02/11/1993DE4126405A1 Measuring threaded surface e.g. of workpiece or tool - forming shadow images of cylindrical surface and thread by laser light and correcting dia. measured by CCD detectors using derived transformation factors
02/10/1993EP0527018A1 Method and apparatus for measuring positional deviation
02/10/1993EP0526982A1 Fine structure evaluation apparatus and method
02/10/1993EP0526948A2 Method and apparatus for determining the distance between an image and an object
02/10/1993EP0526938A2 Method and apparatus for determining the distance between an image and an object
02/10/1993EP0526730A1 Linear or angular position measuring device
02/10/1993EP0526547A1 Interferometry systems and methods.
02/10/1993EP0333822B1 Optical devices for interferometric measuring systems
02/09/1993US5185810 Method for optical testing of samples
02/09/1993US5185645 Measurement method for the determination of low levels of optical absorption
02/09/1993US5185644 Sensor for water film on a plate in printing machines
02/09/1993US5185636 Method for detecting defects in fibers
02/09/1993US5185533 Monitoring film fouling in a process stream with a transparent shunt and light detecting means
02/09/1993US5184733 Apparatus and method for determining the volume, form and weight of objects
02/09/1993CA2062156A1 Product appearance inspection methods and apparatus employing low variance filter
02/04/1993WO1993002349A1 Method and apparatus for measuring orange peel and texture in painted surfaces
02/04/1993WO1993002337A1 Probe for surface measurement
02/04/1993WO1993002336A1 Contact-free method for tridimensional measurement of the envelope of an object, particularly a foot, and measuring apparatus for implementing such method
02/04/1993WO1993002335A1 Probes
02/04/1993CA2114133A1 Method and apparatus for measuring orange peel and texture in painted surfaces
02/03/1993EP0526075A2 Interferometric ball bearing test station
02/03/1993EP0526020A2 Monitoring of film formers
02/03/1993EP0525446A1 Encoder and driving system
02/03/1993EP0525383A2 Original and original size detecting device and method
02/03/1993EP0525286A1 Surface inspection apparatus
02/03/1993EP0407454B1 Optical measuring apparatus
02/02/1993US5184217 System for automatically inspecting a flat sheet part
02/02/1993US5184021 Method and apparatus for measuring the dimensions of patterned features on a lithographic photomask
02/02/1993US5182867 Position measuring apparatus
02/02/1993US5182863 Automatic plumb and level tool with acoustic measuring capability
01/1993
01/28/1993DE4124755A1 Indicating and measuring very small deformations in components - illuminating surface with monochromic light, with flat piece of glass applied and evaluating interference lines
01/28/1993DE4124700A1 Crack, deformation measurement in strain test specimen - performing contactless measurement of movement of transparent points illuminated by laser light expanded into band
01/28/1993DE4124278A1 Inspecting tablets esp. nuclear fuel pellets - by passing individual rotating tablets through laser and linear camera fields
01/27/1993EP0524479A1 Measuring cell for conduits
01/27/1993EP0524348A1 Surface inspection apparatus
01/27/1993EP0524204A1 Process for calibrating a thickness tester and thickness tester for measuring the thickness of or monitoring coatings, strips, films or the like.
01/27/1993CN1068418A Laser collimator
01/27/1993CN1068417A Computerized subdivision method and the equipment thereof for comprehensive compensation of grating more signals
01/26/1993US5182779 Device, system and process for detecting tensile loads on a rope having an optical fiber incorporated therein
01/26/1993US5182614 Two-dimensional profile detection system
01/26/1993US5182613 Position detecting apparatus generating periodic detection signals having equal third and fifth harmonic components
01/26/1993US5182612 Method of measurement of an angle of incidence of a luminous beam, measuring device for carrying out the method and use of the device for the measurement of distances
01/26/1993US5182455 Method of detecting relative positional deviation between two objects
01/26/1993CA1313243C Control means and method for optical inspection system
01/26/1993CA1313240C Apparatus for inspecting can seams and the like
01/26/1993CA1313040C Method and apparatus for measuring a three-dimensional curved surface shape
01/21/1993WO1993001558A1 Image processing method for industrial visual sensor
01/21/1993WO1993001488A1 Optical surface inspection device for mill roll
01/21/1993WO1993001467A1 A method and system for measuring the dimensions of a three-dimensional object
01/21/1993DE4124034A1 Measuring width of band even when it lifts out of roller path plane - measuring positions of band edges using various camera outputs and known camera separations and positions w.r.t. roller path
01/21/1993DE4123936A1 Automatic, non-contact filament prodn. test - has continuous laser monitoring of cross=section and quality, measuring thread double diffraction by phase difference
01/21/1993DE4123935A1 Automatic, non-contact filament prodn. test - continuously monitors double diffraction and phase difference using laser appts.
01/21/1993DE4123641A1 Vehicle windscreen wiper motor speed controller depending on rain intensity - detects modulation of infrared light reflected from screen by rain drops via optical sensor coupled to motor controller
01/20/1993EP0523664A2 A cylindrical container's inner surface tester
01/20/1993EP0523281A1 Position detecting method and apparatus therefor
01/20/1993EP0523205A1 Measuring device for adjusting a roller gap and process of operating it.
01/20/1993EP0523152A1 Real time three dimensional sensing system.
01/19/1993US5181080 Method and apparatus for evaluating the thickness of thin films
01/19/1993US5181079 Optoelectronic measurement arrangement
01/19/1993US5180922 Distance measuring apparatus with phase detection
01/19/1993CA1312755C Synchronous optical scanning apparatus
01/14/1993DE4137562C1 Integrated optical sensor measuring distance to object - has polariser and quarter lambda plate passing reference and measuring beams
01/14/1993DE4134689C1 Optically measuring contour of toroidal opaque object - registering shadows cast by light source using line or matrix camera taking into account distance from object and imaging scale
01/13/1993EP0523023A1 Machine stand construction for reducing deformations in coordinate measuring machines
01/13/1993EP0522951A1 Apparatus for contactless diameter measurement of an essentially cylindrical object for example a fibre optic
01/13/1993EP0522925A1 Apparatus for measuring the diameter of a cigarette
01/13/1993EP0506857A4 Tamper evident, tamper resistant packaging material, preparation and use
01/13/1993EP0304460B1 Method of and apparatus for calibration of machines
01/13/1993CN1067804A Apparatus and method of identifying signals in biological tissues
01/12/1993US5179425 Hand held paint inspection meter
01/07/1993WO1993000766A1 Dual lens borescope measurement device
01/07/1993WO1993000568A1 Time-multiplexed multi-zone rangefinder
01/07/1993WO1993000566A1 Roughness detector
01/07/1993EP0521703A1 Signal processing circuit for trigger probe
01/07/1993DE4221074A1 Halbleiter-wafer-verarbeitung mit ueberwachung kritischer dimensionen auf dem wafer unter einsatz optischer endpunktdetektion Semiconductor wafer processing with frequency monitoring of critical dimensions on the wafer by use of optical endpoint detection
01/07/1993DE4219255A1 Messeinrichtung fuer langgestreckte gegenstaende, insbesondere holzstaemme Measuring device for elongated belongings, especially holzstaemme