Patents for G01B 11 - Measuring arrangements characterised by the use of optical means (73,862)
06/1993
06/29/1993US5223080 Method for controlling thickness of single crystal thin-film layer in soi substrate
06/29/1993US5222304 For a position-determining apparatus
06/29/1993CA1319661C Light source module for sheet inspection system
06/24/1993WO1993012615A1 Method and apparatus for assessment of surface smoothness using reflected energy
06/24/1993WO1993012503A1 Automatic object recognition process and device
06/24/1993WO1993012028A1 Process and device for cleaning the sensor surfaces of a thread monitoring system
06/24/1993DE4243104A1 Wheel alignment system for measuring alignment angles of wheels
06/24/1993DE4236643A1 Laser device for structural levelling with laser beam receiver arrangement - contains mechanism for adjusting inclination and lateral direction of laser beam
06/24/1993DE4142564A1 Measuring object surfaces with projected strip pattern - involves projecting pattern onto surface with two different scales and evaluating beating between the projections
06/23/1993EP0547965A1 Centering apparatus for ophtalmic lenses
06/23/1993EP0547635A2 Method and apparatus for sensing a three-dimensional scene
06/23/1993EP0547365A2 Method and apparatus for measuring tyre parameters
06/23/1993EP0547364A2 Method and apparatus for measuring irregular tread wear
06/23/1993EP0547245A1 Image processing method for industrial visual sensor
06/23/1993EP0547227A1 Optical surface inspection device for mill roll
06/23/1993EP0547054A1 Optical measuring system
06/23/1993CN1073522A Split angle sensor for laser longitudinal module
06/22/1993US5221960 Opto-electronic detector apparatus
06/21/1993CA2160722A1 Wide angle wheel alignment
06/17/1993DE4141397A1 Measuring length of ski jump using video camera system - storing coordinates of camera positions, distance markers and orientation of piste w.r.t. horizontal line or plane, and displaying using graphics generator
06/17/1993DE4141141A1 Measurement unit for evaluation of workpiece clamped in rotatable spindle holder - has transmission and top illumination projectors, and measures or displays w.r.t. defined geometric reference positions
06/17/1993DE4140952A1 Verfahren und vorrichtung zur reinigung der sensorflaechen einer garnueberwachung Method and device for cleaning the sensorflaechen a yarn monitoring
06/17/1993CA2085562A1 Method and apparatus for measuring irregular tread wear
06/17/1993CA2085542A1 Method and apparatus for measuring tire parameters
06/16/1993EP0546978A2 Electronic parallel raster dual image registration device
06/16/1993EP0546899A1 Structure for intrinsic damage control and methods of production and use
06/16/1993EP0546362A2 Scanning method and equipment with independent scanning heads for the measurement and display of the thickness of a film
06/16/1993CN1073260A Measuring car for laser road curvature and sinkage
06/16/1993CN1021253C Inclinable open hearth top thickness measuring method
06/15/1993US5220536 Measuring method and apparatus
06/15/1993US5220441 Mechanism for determining parallax between digital images
06/15/1993US5220409 Light beam detection utilizing hologram
06/15/1993US5220407 Method for measuring the dimensions of an optical connector
06/15/1993US5220406 Sample point interferometer having separate rigid body and figure measurement channels
06/15/1993US5220405 Interferometer for in situ measurement of thin film thickness changes
06/15/1993US5220399 Wide angle wheel alignment system
06/15/1993US5220397 Method and apparatus for angle measurement based on the internal reflection effect
06/15/1993US5220177 Method and apparatus for edge detection and location
06/15/1993CA1319197C Method and apparatus for determining surface shape utilizing object self-shadowing
06/15/1993CA1319188C Three dimensional imaging device
06/10/1993WO1993011469A1 Optical analysis system and positioning apparatus therefor
06/10/1993WO1993011420A1 Method for measuring the hardness of a material and device for implementing same
06/10/1993WO1993011404A1 Roller for measuring the surface flatness of a strip produced in a continuous process
06/10/1993WO1993011403A1 Optical distance sensor
06/09/1993EP0545738A2 Apparatus and method for measuring the thickness of thin films
06/09/1993EP0545519A2 Non-contact measuring method for step difference and device therefor
06/09/1993EP0545405A2 Rotary detector
06/09/1993EP0545302A1 Method and apparatus for monitoring oxide superconducting film
06/09/1993EP0545291A1 Inspecting method for flexible thin object
06/09/1993EP0544854A1 Measuring probe.
06/09/1993EP0526547A4 Interferometry systems and methods
06/09/1993EP0493393A4 Laser-based wheel alignment system
06/09/1993EP0447505A4 System for measuring the relaxed length of a moving web
06/09/1993EP0216923B1 Diffractosight improvements
06/09/1993DE4235832A1 Prism top surface measurement device - detects phase difference of interference pattern and determines continuous approximation function for analysis of surface
06/09/1993CN2135767Y Super-precision surface measurer
06/09/1993CN1073007A Optical methods and apparatus
06/08/1993US5218427 Ranging system for three-dimensional object digitizing
06/08/1993US5218425 Measuring method and apparatus of roof surface
06/08/1993US5218424 Flying height and topography measuring interferometer
06/08/1993US5218423 Method and apparatus for generating a plurality of radiation beams from incident radiation in a multiple wavelength interferometer
06/08/1993US5218415 Device for optically detecting inclination of a surface
06/08/1993US5218414 Distance measuring apparatus utilizing two-dimensional image
06/08/1993US5218387 Eye position detecting apparatus
06/08/1993CA1318954C Vision seam tracking method and apparatus for a manipulator
06/03/1993DE4139654A1 Contactless determination of centre dimensions of gauge block - using interferometer and calculating offset between light intensities of interference fringes of gauge block and slide plate
06/02/1993EP0544409A1 Codestrip for positioning a carriage in a large format device
06/02/1993EP0543971A1 Process and device for determining the centre-line of a cuvrature.
06/02/1993EP0457843A4 Method and apparatus for measuring registration between layers of a semiconductor wafer
06/02/1993CN1072773A 主动式激光位移传感器 Active Laser Displacement Sensor
06/02/1993CN1021081C Process for measuring on line length by laser microcomputer and device thereof
06/02/1993CN1021028C Method and apparatus for torch head to track weld line automatically
06/01/1993US5216487 Transmissive system for characterizing materials containing photoreactive constituents
06/01/1993US5216486 Apparatus for detecting irregularities in the diameter of a filament
06/01/1993US5216481 Method of and apparatus for inspecting transparent object for defect
06/01/1993US5216235 Opto-mechanical automatic focusing system and method
05/1993
05/28/1993CA2083872A1 Tube weld seam inspection device
05/27/1993WO1993010329A1 Subsea well pressure monitor
05/27/1993DE4138562A1 Micro-profilometer measurement head - has two polarisation dividers for measurement and reference beams produced from single light source and measures distance or relative speed variations
05/27/1993DE4138157A1 Measuring thickness of coating, e.g. of zinc@ on steel, - counting repeatedly applied laser pulses until spectral lines in plasma generated changes
05/26/1993EP0543420A1 Optical element manufacturing method
05/25/1993US5214493 Reduction exposure apparatus with correction for alignment light having inhomogeneous intensity distribution
05/25/1993US5214492 Apparatus for producing an accurately aligned aperture of selectable diameter
05/25/1993US5214491 Apparatus and method for determining the position of a football during a football game
05/25/1993US5214490 Sheet dimension measurement system
05/25/1993US5214489 Aligning device for exposure apparatus
05/25/1993US5214408 Distance detecting apparatus for a vehicle
05/25/1993US5212873 Position-sensing probe
05/20/1993CA2055829A1 Multilayer film indicator for determining the integrity or authenticity of an item and process for using same
05/19/1993EP0542251A2 Method of and apparatus for measuring the geometric characteristics of nominally cylindrical guiding structures
05/19/1993EP0541885A2 Electronic measuring stick
05/19/1993EP0452398A4 Method and system for automatically determining the position and orientation of an object in 3-d space
05/19/1993EP0222787B1 Method and device for aligning, controlling and/or measuring bidimensional objects
05/19/1993DE4238834A1 Robotic semiconductor wafer transporter with vertical photodetector array - scans detectors to determine which slots are occupied by wafers illuminated from emitter on robot arm
05/19/1993DE4137752A1 Appts. for contactless measurement of objects - involves opto-electronic picture processing system with resolution of measurement object by matrix or line camera
05/18/1993US5212738 Scanning laser measurement system
05/18/1993US5212656 Box inspection device and method
05/18/1993US5212540 Method for measuring a thickness of a printed circuit board
05/18/1993US5212539 Apparatus for determining at least one size parameter of an object whether it is moving or at rest
05/18/1993US5212391 Laser sensor for detecting the extended state of an object in continuous motion especially the clogged or broken state of a drill bit