Patents for G01B 11 - Measuring arrangements characterised by the use of optical means (73,862)
02/1989
02/07/1989US4803737 Optical digitizer
02/07/1989US4803734 Method of and apparatus for detecting pattern defects
02/07/1989US4803645 Method and apparatus for measuring coordinates
02/07/1989US4803479 Electrical phase measurement means and method for accurate determination of well logging cable length
02/07/1989US4803374 Continuous measurement of the surface roughness of a cold-rolled product
02/07/1989US4803372 Line position detecting apparatus for detecting a V-shaped indent
02/07/1989US4803371 Optical scanning method and apparatus useful for determining the configuration of an object
02/07/1989US4802759 Three-dimensional shape measuring apparatus
02/02/1989DE3724264A1 Electronic sensing or measuring device
02/01/1989EP0301019A1 Method for the three-dimensional surveillance of the object space.
02/01/1989CN2031915U Multipurpose grating measuring apparatus
02/01/1989CN2031914U Range-finding rear view mirror
02/01/1989CN1030846A Method of inspecting apertured mask sheets
01/1989
01/31/1989US4801207 Method and apparatus for the optical determination of surface profiles
01/31/1989CA1249645A1 Apparatus for indicatng positions
01/26/1989WO1989000675A1 Hole centration gage
01/26/1989WO1989000674A1 An optical angle-measuring device
01/25/1989EP0300985A1 Optical transducer for sensing the position or motion of a writing head relative to a reference
01/25/1989EP0300572A1 Method and apparatus for inspecting apertured mask sheets
01/25/1989EP0300508A2 Film thickness-measuring apparatus
01/25/1989EP0300164A1 Process and apparatus for the contactless coverage of the form of objects
01/25/1989CN2031510U Sensor for inclined angle
01/25/1989CN1030641A Moire fringe testing method for planeness of mirror surface and its apparatus
01/24/1989US4800288 Optical image transformation apparatus
01/24/1989US4800286 Measurement of variation in flute profile height
01/24/1989US4800268 Method and apparatus for scanning a laser beam to examine the surface of semiconductor wafer
01/24/1989US4799798 Method of and an apparatus for an optical measuring of a position
01/24/1989US4799751 Detection device using fiber optic techniques
01/18/1989EP0299646A2 Improved method and apparatus for sensing or determining one or more properties or the identity of a sample
01/18/1989EP0299490A2 Method for producing dental prosthesis
01/18/1989EP0153322B1 Means for registering coordinates
01/18/1989CN2031082U Measurer for small displacement (length or angle)
01/17/1989US4799268 Lead sense system for component insertion machine
01/17/1989US4799175 System for inspecting pattern defects of printed wiring boards
01/17/1989US4798966 Optical sensor arrangement
01/17/1989US4798964 Method and apparatus for the contactless measuring of the tread quality of railroad
01/17/1989US4798963 Apparatus for monitoring and measuring the quality of rail wheel still mounted beneath a rail vehicle without directly contacting the rail wheels
01/17/1989US4798469 For ascertaining information about features of an object
01/17/1989US4798465 Particle size detection device having high sensitivity in high molecular scattering environment
01/17/1989US4798462 Auto-boresight technique for self-aligning phase conjugate laser
01/17/1989US4798461 System for monitoring the geometry of a mechanical structure
01/17/1989US4798460 Method and apparatus for detecting and modifying peripheral curves and junction ridges in contact lenses
01/17/1989US4798002 Wall thickness measuring method and apparatus
01/12/1989DE3822367A1 Measuring device having a tape measure (measuring tape) and a digital display of the measurement data
01/11/1989EP0298588A1 Shadow detecting optical micrometer
01/11/1989EP0298444A2 Device for geometric testing of spherical bodies, in particular steel balls
01/11/1989CN1030303A Compensation method for polarization type direct current component optical fiber sensor
01/10/1989US4797557 Position sensing system for a moving object wherein a lens focuses light onto a radiation sensitive matrix
01/10/1989US4796999 Device for automatically determining the deviation between the structures of a pattern and those of an object compared therewith
01/10/1989US4796998 Method for mobile survey of road surface
01/10/1989US4796997 Method and system for high-speed, 3-D imaging of an object at a vision station
01/10/1989US4796996 Laser temperature modulation and detection method
01/10/1989US4796994 Method and apparatus for measuring variations in distances
01/10/1989US4796362 Combined centerline target and grade checker apparatus
01/10/1989CA1248605A1 Suture inspection and gauging method and system
01/05/1989DE3819005A1 Method and arrangement for determining the diameter of light bundles
01/04/1989EP0297254A1 Fine surface profile measuring apparatus
01/04/1989EP0148226B1 Position measurement by laser beam
01/03/1989US4796044 Auto-focus camera
01/03/1989US4795913 High resolution optical fiber array and article position determining system
01/03/1989US4794800 Testing the bond strength of connecting wires in a circuit
01/03/1989CA1248199A1 Infra red photo detector systems
12/1988
12/29/1988WO1988010406A1 Device for measuring distances between an optical element with high chromatic aberration and an object
12/29/1988WO1988010405A1 Optical scanning head
12/29/1988DE3819653A1 Messvorrichtung fuer ausnehmungen in zigarettenfiltern Measuring device for recesses in cigarette filter
12/29/1988DE3811376A1 Verfahren und vorrichtung zum zaehlen, zur groessenmessung, aussonderung und klassifikation von beweglichen gegenstaenden Method and device for count, to groessenmessung, selection and classification of moving objects
12/28/1988EP0296680A1 Device for measuring layer thicknesses
12/28/1988EP0296424A2 Equipment for measuring deformations of probes or test samples in testing machines
12/28/1988EP0296252A1 Optical measuring instrument
12/28/1988EP0183811B1 Device for determining modifications of the mutual position of separately mounted machines
12/28/1988EP0065517B1 Surface roughness gauge
12/28/1988CN88101478A Optical sensor
12/28/1988CA1247360A Process and apparatus for the optical checking of the shape and dimensions of the ends of tubes in a steam generator
12/27/1988US4794550 Extended-range moire contouring
12/27/1988US4794426 Alignment apparatus
12/27/1988US4794265 Surface pit detection system and method
12/27/1988US4794264 Surface defect detection and confirmation system and method
12/27/1988US4794263 Apparatus for measuring crystal diameter
12/27/1988US4794262 Method and apparatus for measuring profile of three-dimensional object
12/27/1988US4793715 Detector for aligning high power lasers
12/27/1988US4793707 Illuminating device and method for a component detecting apparatus
12/22/1988DE3739607A1 Arrangement for protecting optical and optoelectronic measuring heads, in particular for coordinate measuring machines
12/22/1988DE3718780A1 Optoelectronic measuring device for measuring the exterior edges of a device under test
12/21/1988EP0296016A1 System for determining the position of an object within a space
12/21/1988EP0295987A1 Measuring method and device for the lenghtwise camber of a metal plate
12/21/1988EP0295720A2 Laser speckel velocity-measuring apparatus
12/21/1988EP0295433A2 Register measuring system as used in offset for controlling printing plate position
12/20/1988US4792698 Sensing location of an object with line image projection and rotation
12/20/1988US4792696 Method and an apparatus for determining surface shape utilizing object self-shadowing
12/20/1988US4792695 Contact-free measuring apparatus having an F-theta-corrected, catadioptric objective and method for using the same
12/20/1988US4792679 Apparatus for incremental length measurement having an inclined slot over the light source
12/20/1988US4792678 Photoelectric angle measuring device
12/20/1988US4792232 Method and apparatus for detection of undesirable surface deformities
12/20/1988US4792228 Position error sensing and feedback apparatus and method
12/15/1988WO1988009914A1 Method and apparatus for determining surface shape
12/14/1988EP0294889A1 Device for performing measurement of a transparent object, method of manufacturing a fibre, and fibre manufactured by means of said method
12/14/1988EP0294873A1 Test apparatus for performing a realization process of semiconductor structures
12/14/1988EP0294643A2 Inspection system for array of microcircuit dies having redundant circuit patterns
12/14/1988EP0294577A1 Optical means for making measurements of surface contours
12/14/1988CN88203897U Vertical line instrument