Patents for G01B 11 - Measuring arrangements characterised by the use of optical means (73,862)
09/1990
09/12/1990CN1009581B Compensation method for polarization type direct current component opitical fiber sensor
09/11/1990US4956558 System for measuring film thickness
09/11/1990US4955719 Interferometer with thin absorbing beam equalizing pellicle
09/11/1990US4955718 Photoelectric measuring system with integrated optical circuit including and illuminating system
09/11/1990US4955694 Process for producing HOE's for use in combination to produce a telecentric beam
09/11/1990US4955228 Device for detecting rotation of steering wheel for automobiles
09/07/1990WO1990010273A1 Process and arrangement for automatic optical classification of plants
09/07/1990WO1990010220A1 Contour measurement using time-based triangulation methods
09/07/1990WO1990010195A1 Device for interferometric measurement of surface structures
09/07/1990WO1990010194A1 Computerized method of determining surface strain distributions in a deformed body
09/07/1990WO1990010193A1 Arrangement and process for determining movements in structures
09/07/1990WO1990010192A1 Process for measuring cutting edges
09/07/1990WO1990010188A1 A method of measuring a vehicular frame
09/06/1990DE4004807A1 Arrangement for locating focus point of parabolic reflector - samples reflector surface for dimensional accuracy
09/05/1990EP0385825A1 System for the materialization of a point in a space, its applications and tooling equipment for said system
09/05/1990EP0385474A2 Method of and apparatus for inspecting printed circuit boards
09/05/1990EP0385272A2 Double-focus detector utilizing chromatic aberration
09/05/1990EP0385262A2 Observation apparatus with reflecting object illumination appliance
09/05/1990EP0385135A1 Position-sensitive photodetector
09/05/1990EP0259350B1 Apparatus for sorting cutlery
09/05/1990EP0227701A4 Optical determination of surface profiles
09/05/1990EP0174961A4 Optical article dimension measuring system
09/05/1990CN1045175A High-precision gradiometer for horizontal drilling
09/05/1990CN1009487B Optical measuring system
09/04/1990US4954891 Light guided illuminating/sectioning device for sheet inspection system
09/04/1990US4954723 Disk surface inspection method and apparatus therefor
09/04/1990US4954722 Scanning scattering microscope with hemispherical mirror and microfocused beam
09/04/1990US4953982 Method and apparatus for endpoint detection in a semiconductor wafer etching system
09/04/1990US4953974 Optical measurement of thin films
08/1990
08/30/1990DE3906215A1 Automatische klassifikation von pflaenzlingen Automatic classification of seedling
08/30/1990DE3905949A1 Verfahren zum vermessen von schneidkanten A method of measure of the cutting edge
08/29/1990EP0383832A1 Method for measuring diameters of wires, profiles or circular parts by diffraction of light rays and device for implementing such method.
08/29/1990EP0155292B1 Light modulation sensor
08/29/1990CN1044912A Method and apparatus for torch head to track weld line automatically
08/28/1990US4952911 Scanning intrusion detection device
08/28/1990US4952816 Focus detection system with zero crossing detection for use in optical measuring systems
08/28/1990US4952149 Process and apparatus for taking a medical cast
08/28/1990US4952061 Method and apparatus for sensing or determining one or more properties or the identity of a sample
08/28/1990US4952056 Method of determining the autocollimation angle of a grating coupler
08/28/1990CA1273224A1 Panel surface flaw inspection
08/23/1990WO1990009627A1 Method of setting teaching data in a visual sensor system
08/23/1990WO1990009562A1 Optical device and a method for alignment thereof on a machine
08/23/1990WO1990009561A2 Laser range imaging system using projective geometry
08/23/1990WO1990009560A1 Distance gauge
08/23/1990WO1990009559A1 Position determination method and apparatus
08/23/1990WO1990009558A1 Method and apparatus for measuring registration between layers of a semiconductor wafer
08/22/1990EP0383244A1 Fiber optic scatterometer
08/22/1990EP0382786A1 Device and method for monitoring alignment utilizing phase conjugation
08/21/1990US4950898 Method of position monitoring and apparatus therefor
08/21/1990CA1273077A1 Apparatus for monitoring thickness variations in a film web
08/16/1990EP0382466A2 Methods and apparatus for optically determining the acceptability of products
08/16/1990EP0382030A1 Measuring device to detect distances
08/16/1990DE3904481A1 Optoelectronic measuring device
08/15/1990CN1044708A Mutual calibration angle gauge and measuring method thereof
08/14/1990US4949024 For tracing a model surface using an optical distance measuring probe
08/14/1990US4948984 Optical scanning head with objective position measuring and mirrors
08/14/1990US4948983 Alignment of mask and semiconductor wafer using linear fresnel zone plate
08/14/1990US4948967 Method for detecting a position receiving a light beam
08/14/1990US4948259 Method and apparatus for monitoring layer erosion in a dry-etching process
08/14/1990US4948258 Structured illumination surface profiling and ranging systems and methods
08/14/1990US4948253 Interferometric surface profiler for spherical surfaces
08/14/1990US4948251 Optical heterodyne measuring apparatus
08/14/1990US4948246 Leading-vehicle detection apparatus
08/14/1990US4947692 Apparatus for detecting positional changes in relation to a vertical reference direction in buildings or in building subsoil
08/14/1990US4947685 System for measuring the repeat length of a moving web
08/09/1990WO1990008939A1 Method for calibrating a system for the tri-dimensional acquisition of shape and system for implementing such method
08/09/1990DE3903000A1 Method for measuring the inside diameter and the form error (deviation from the true shape) of small bores, and device for carrying it out
08/08/1990EP0381633A2 System to automatically compensate the transversal oscillation of the scanning plane in a laser scanner for profile measurement by means of a special device
08/08/1990EP0380764A1 Measuring device with a lightwave guide-bending sensor for the supervision of bridge components or the like
08/08/1990EP0210263B1 Device for optical determination of low-order errors in shape
08/08/1990EP0201598B1 Laser position measurement and alignment
08/07/1990US4947044 Method and apparatus for covertly viewing a target using infrared radiation
08/07/1990US4947034 Apertureless near field optical microscope
08/07/1990US4946281 Laser profiler for high precision surface dimensional grouping apparatus and method
08/07/1990US4945593 Automatic determination of coordinates of the operating path of an adhesive-applying nozzle in an adhesive applicator for a shoe machine
08/07/1990CA1272392A1 Roll-firmness measuring device
08/02/1990DE3902801A1 Messeinrichtung, insbesondere zur einrichtung von schneidwerkzeugen fuer platten aus polykristallwerkstoffen, wie marmor oder dergleichen Measuring device, in particular for the device of cutting tools for plates from polykristallwerkstoffen, such as marble or the like
08/01/1990EP0380412A2 Coating weight measuring and control apparatus and method
08/01/1990EP0380408A1 Control of objects at a high rate
08/01/1990EP0379650A1 Fibre optical sensor for small tensile or compression forces
08/01/1990EP0379486A1 Detection system for a radiation profile line.
07/1990
07/31/1990US4945254 Method and apparatus for monitoring surface layer growth
07/26/1990WO1990008215A1 Process and sewing machine for stitching two pieces of fabric together along the same length
07/26/1990DE3843396C1 Method and device for observing moiré patterns of surfaces under investigation in conjunction with the application of the projection moiré method with phase shifts
07/26/1990CA2008508A1 Control device for high speed objects
07/25/1990EP0379425A1 System for determining the position of at least one target by means of triangulation
07/25/1990EP0379226A2 Ranging apparatus
07/25/1990EP0379097A2 Process for determining the position of the rim of an object, photo-electronic sensing device to trace the rim
07/25/1990EP0379079A1 - Apparatus for surveying the surface of an object by projection of fringe patterns
07/25/1990EP0378781A1 Method and device for the contactless measurement of the deformation and wear of railroad tracks; method for the measurement of the gauge on railroad tracks
07/25/1990CN1044192A Technology of 3.39um waveband dual spectrum line synthesis wave and helium neon gas laser
07/25/1990CN1008945B Linear type displacement measurement instrument
07/24/1990US4943160 Interface angle estimation system
07/24/1990US4943157 Fiber optic triangulation gage
07/24/1990US4942814 Operation stand for measuring sheet size for sheet-fed press
07/24/1990US4942671 Probe head mount for a deflectable probe or the like
07/24/1990US4942668 Digital inclinometer
07/24/1990US4942667 Apparatus for detecting defects
07/19/1990DE3901088A1 Method and device for the detection of double parts
07/18/1990EP0377716A1 A scanning intrusion detection device