Patents
Patents for G02B 26 - Optical devices or arrangements using movable or deformable optical elements for controlling the intensity, colour, phase, polarisation or direction of light, e.g. switching, gating, modulating (46,502)
06/1989
06/06/1989US4836630 Optical scanning system having a surface inclination correction function
06/06/1989US4836629 Device to control a light beam in a wide angle field and application to a sensing device
06/06/1989CA1255344A1 Robot-laser system
06/06/1989CA1255130A1 Optical scanner
06/01/1989WO1989005013A1 Optical scanning apparatus
05/1989
05/31/1989EP0317600A1 Integrated solid state non-volatile fiber optic switchboard
05/30/1989US4834520 Device for stabilization of beam intensity distribution in laser scanners
05/30/1989US4834477 Method of controlling the temperature of semiconductor laser in an optical device
05/30/1989US4834473 Holographic operator display for control systems
05/30/1989CA1254842A1 Scan device for half-tone transparency originals
05/24/1989EP0316755A2 Optical system
05/23/1989US4833378 Motor control method and apparatus
05/23/1989US4832446 Laser optical system
05/23/1989US4832429 Scanning imaging system and method
05/23/1989US4832426 Process for the production of a telecentric light beam, device for carrying out this process and process for the production of an HOE
05/23/1989US4832425 Rotation system for a rotating, tilting reflector
05/17/1989EP0315776A2 Scanner for use in multiple spot laser electrophotographic printer
05/17/1989CN1032982A Crystal encoding method of real-time pseudo-colour satelite cloud chart
05/16/1989US4831247 Light beam scanning apparatus employing rotating polygon mirror
05/16/1989US4831246 Large angle off-axis beam steering of a phased telescope array
05/16/1989US4830479 Rotating doppler frequency shifter
05/16/1989US4830452 Optical switching system
05/16/1989US4830451 Technique and apparatus for fabricating a fiber Fabry-Perot etalon
05/16/1989US4830443 Three-dimensional volumetric sensor
05/10/1989EP0315428A2 Polygon scanning system with multiple beams
05/09/1989US4829322 Laser beam scanning apparatus
05/09/1989US4829175 Light beam scanning apparatus, method of correcting unevenness in scanning lines in light beam scanning apparatus, method of detecting deflection of rotational axis of light beam deflector and rotational axis deflection detecting device
05/09/1989US4828347 Oscillating linear deflection device
05/09/1989CA1253963A1 Electro-optical device
05/03/1989EP0313652A1 Apparatus to launch separated mode groups into optical fibers
05/02/1989US4827129 Sweep device for a storage luminescent screen
05/02/1989US4826268 Hologon scanner system
04/1989
04/27/1989DE3802145C1 Optoelectrical device
04/25/1989US4825262 Fabry-perot interferometer
04/25/1989US4825062 Extendable large aperture phased array mirror system
04/25/1989US4825057 Portable laser diode scanning head
04/25/1989US4824205 Apparatus for improving image formed by imaging optical system
04/25/1989CA1253194A1 Piezoelectric laser scanner
04/25/1989CA1253022A1 Laser beam scanning device and marking system
04/19/1989EP0311664A1 Rapidly switchable line selector for pulsed lasers
04/18/1989US4823151 Multi-beam scanning system with sync signal generation based on single beam detection
04/18/1989US4823002 Deflection scanning optical system with reflecting sections
04/18/1989US4822995 Use in an optical system
04/18/1989US4822974 Laser hold drilling system with lens and two wedge prisms including axial displacement of at least one prism
04/18/1989US4822165 Device for illuminating components of transparent material in testing for irregularities
04/18/1989US4822155 Mirror assembly with flexible membrane
04/18/1989US4822125 Optical fiber tap
04/18/1989US4822121 Angular scan drive system having means for selectively extending the range thereof
04/11/1989US4820949 Electrically powered apparatus
04/11/1989US4820005 Method of fixing a polygon mirror and an optical deflector having such polygon mirror
04/11/1989CA1252326A1 Optical apparatus for scanning radiation over a surface
04/06/1989WO1989003148A1 Scan-multiplexed light valve printer with band-reducing construction
04/05/1989EP0309990A2 Hologon and method of manufacturing a hologon
04/05/1989EP0309845A1 System for tracking a target
04/05/1989EP0190146B1 Plural-channel optical rotary joint
04/04/1989US4818068 Slit apparatus
04/04/1989US4818052 Device for optical switching by fluid displacement and a device for the composition of a line of points
04/04/1989US4818046 Light beam scanning device
04/04/1989CA1251970A1 Plural-channel optical rotary joint
04/04/1989CA1251963A1 Contour line scanner
03/1989
03/30/1989DE3731844A1 Optical-mechanical wide-angle scanner
03/29/1989EP0308686A1 Scanning prism
03/28/1989US4816923 Two dimensional light beam scanner used in radiation image information readout
03/28/1989US4816920 Planar surface scanning system
03/28/1989US4816845 Image forming apparatus having a stepping motor with selectively excited coils
03/28/1989US4816661 Scan pattern generators for bar code symbol readers
03/28/1989US4816660 For reading symbols
03/28/1989US4815827 For switching two input light rays between two outputs
03/28/1989CA1251624A1 Gaussian laser beam filter
03/21/1989US4814870 Portable infrared imaging apparatus
03/21/1989US4814630 Document illuminating apparatus using light sources A, B, and C in periodic arrays
03/21/1989US4813766 Optical time delay apparatus
03/15/1989EP0307384A1 Device for modulating a laser beam
03/15/1989EP0307185A2 Scanning optical apparatus
03/15/1989EP0307094A2 Optical image rotators
03/15/1989EP0306604A1 Optical control apparatus controlling rays travelling through a light guide, in particular an optical switch
03/15/1989EP0191079B1 Projection system for a guide beam
03/14/1989US4813046 Optical scanning method
03/14/1989US4812913 Diaphragm arrangement for opto-electronic scanning of originals
03/14/1989US4812861 Optical laser beam control device for printer
03/14/1989US4812613 Beam guiding optical system for laser radiation
03/14/1989US4812000 System for generating frame sweeping with laser beam, in particular for projecting images
03/14/1989CA1251068A1 Interferometer with kerr effect compensation
03/09/1989WO1989001841A1 Method and device for laser processing of an object
03/08/1989EP0306401A1 Mid-infrared frequency shifter
03/08/1989EP0306308A2 Video display apparatus
03/08/1989EP0305684A2 Device for detecting the correspondence of the ends of an optical fiber
03/08/1989EP0305423A1 Device for deflecting a beam of rays
03/08/1989CN2033909U Optical isolator made of mono-crystal garnet with the addition of indium, bithmus, calcium and vanadium
03/07/1989US4811037 Image processing apparatus
03/07/1989US4810889 Fine circuit pattern drawing apparatus and method
03/07/1989US4810431 Method of manufacturing plastic particles for a particle display
03/07/1989US4810095 Laser-beam, pattern drawing/inspecting apparatus
03/07/1989US4810084 Retinal camera
03/07/1989US4810076 Selective shading device and an optical device using the same
03/07/1989US4810051 Optical fiber modulator
03/07/1989US4810046 Light beam scanning apparatus
03/01/1989EP0304805A2 Optical scanning apparatus for a transparent web of material
03/01/1989EP0304441A1 Broadband tunable in-line filter for fiber optics
03/01/1989EP0304423A1 Display devices and display elements thereof.