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)
12/1979
12/18/1979US4179183 Device for scanning a light beam at a constant speed
12/18/1979CA1068141A1 Scanning apparatus using holographic beam deflector
12/13/1979WO1979001085A1 Selective display device for a plurality of informations
12/11/1979US4178561 Scanning arrangements for optical frequency converters
12/11/1979US4178471 Laser computer output microfilmer with electrical misalignment correction
12/11/1979US4178099 Scanning optical spectral analyzer
12/11/1979US4178064 Real time grating clock for galvanometer scanners in laser scanning systems
12/04/1979US4176907 Scanning device
11/1979
11/27/1979US4175832 Two-axis mirror control apparatus
11/27/1979US4175825 Optical transmission system with a pechan prism for equalizing optical paths
11/27/1979CA1067192A1 Controllable diffraction grating for modulation of monochromatic electromagnetic radiation
11/20/1979US4174818 Guidance systems for mobile craft
11/14/1979EP0005244A2 High-definition sensor for generating a stabilized image, in particular a thermal image
10/1979
10/31/1979EP0005116A1 Method of exploring an object by means of a ray
10/23/1979US4171902 Information processing system having an optic axis adjusting mirror device
10/09/1979US4170731 Fiber optic control modules and system employing the same
10/03/1979EP0004411A2 Optical device for and method of amplitude modulation of light beam
10/02/1979US4170028 Facet tracking in laser scanning
09/1979
09/25/1979US4169227 System for detecting the tracking error in optical readers and recorders
09/25/1979CA1063163A1 Electromechanical torsional oscillator with resonant frequency and amplitude control
09/18/1979US4168126 Electro-optical measuring system using precision light translator
09/11/1979US4167677 Optical device for the alignment of two superimposed objects
09/04/1979US4166959 Multi-channel rotating optical interface for data transmission
09/04/1979CA1061616A1 Flat field scanning system
08/1979
08/21/1979US4165464 Light scanning system
08/21/1979US4165155 Amplitude modulation of light beam
08/21/1979US4165149 Device for scanning an object with a light beam
08/21/1979CA1060689A1 Apparatus for combining light emanating from a linear scanning field
08/07/1979CA1060124A1 Scanning apparatus, particularly to be used in producing masks for micro circuits
07/1979
07/31/1979US4162825 Method for adjusting the radius of curvature of a spherical mirror
07/17/1979US4161652 System for optically aiming a laser beam on to a target
07/03/1979US4160280 Picture scanner with a scanning light position detector
07/03/1979US4160184 Piezoelectric actuator for a ring laser
06/1979
06/27/1979EP0002576A1 Projector for projecting electromagnetic control signals
06/19/1979US4158768 Bi-axial scanning device for following the outline of a template
06/19/1979CA1056628A1 Magnetically controllable optical beam deflection device
06/12/1979CA1056442A1 Optical printer character generator
05/1979
05/30/1979EP0002102A1 Xerographic printer/copier device with converter for converting information from a latent image of an original document into electrical signals
05/29/1979US4156555 Apparatus and method for providing unblurred images with a continuously scanned light beam
05/29/1979CA1055456A1 Apparatus for reducing intensity of light
05/22/1979US4156142 Optical-mechanical scanner mirror for an infrared viewing system
05/22/1979US4155630 Speckle elimination by random spatial phase modulation
05/22/1979US4155620 Rotating mirror optical scanner with flat scan and linear scan rate
05/22/1979CA1054945A1 Apparatus and method for facsimile scanning
05/08/1979US4153335 Method and apparatus for increasing the visibility of low-contrast images
05/08/1979CA1053925A1 Spectrophotometer for dual mode fluorescence analysis
05/01/1979US4152588 Infrared scanning and display system having a noncontacting angle encoder
05/01/1979US4152043 Electrostatic optical switch with electrical connection to coated optical fiber
04/1979
04/10/1979US4148558 Optical transmission line by-pass relay
04/03/1979US4147401 Polygonal mirror holder and drive assembly
03/1979
03/27/1979US4146307 Method of increasing the light produced by a laser beam
03/27/1979CA1051553A1 Omnidirectional optical scanner
03/13/1979US4143946 Impingement cooled deformable laser mirror
03/13/1979US4143941 Low loss optical data terminal device for multimode fiber guide optical communication systems
03/13/1979CA1050313A1 Optical scanner with large depth in focus
03/07/1979EP0001000A1 Optical switch
03/06/1979US4143403 Light beam scanning system
03/06/1979US4143103 Method of making a twisting ball panel display
02/1979
02/27/1979US4141624 Dynamic image enhancement for fiberscopes
02/27/1979US4141620 Light deflecting device using a polygon mirror with float members
02/20/1979US4140903 Precision speed control for optical scanners
02/20/1979US4140364 Variable field optical system for endoscopes
02/20/1979CA1048826A1 Apparatus for compensating optical error in a rotative mirror
02/13/1979US4139258 Laser scan converter
02/13/1979US4139257 Synchronizing signal generator
02/13/1979CA1048649A1 Optical scanner and method for producing a scanning pattern
02/06/1979CA1048156A1 Method and apparatus for reading coded labels
02/06/1979CA1048141A1 Flying spot scanning system with virtual scanners
01/1979
01/30/1979CA1047429A1 Random access line printer
01/23/1979CA1046814A1 Flat field scanning system
01/16/1979US4135083 Optical scanning device
01/16/1979CA1046636A1 Plano-concave and plano-convex lens system for deflecting read beam in optical recording system
01/09/1979US4133600 Method of manufacturing and utilizing holographic lens means
01/02/1979CA1045708A1 Flying spot scanning system with reduced effective scan angle
01/02/1979CA1045429A1 Optical system for scanning during reciprocal motion
12/1978
12/26/1978US4131916 Pneumatically actuated image scanning reader/writer
12/19/1978US4130342 Passive optical channel crossover, switch and bend structure
12/19/1978US4130339 Scanning optical system including optical system for detecting an information beam
12/19/1978US4129930 Method of manufacturing an electrically controllable pivoting mirror device
12/19/1978CA1044816A1 Control element having liquid layer attainable to geometrically uneven state in response to electrical signal
12/19/1978CA1044551A1 Method for cutting a tobacco product rod and increasing the end strength thereof
12/12/1978US4129355 Light beam scanner with parallelism error correction
12/05/1978US4128310 Zoom mirror
12/05/1978US4128309 Automatic optical focusing device
12/05/1978US4128297 Variable lead optical tracing machine with scanning and vari-focal lens
12/05/1978CA1043602A1 Single direction scanning apparatus
12/05/1978CA1043601A1 Variable spot size scanning system
11/1978
11/28/1978US4127781 Scan mirror position determining system
11/28/1978US4127778 Optical correlator
11/28/1978US4127771 Optical apparatus
11/21/1978US4126854 Twisting ball panel display
11/21/1978CA1043011A1 Flying spot scanner with plural lens correction
11/14/1978US4125319 Active light control device
11/07/1978US4124269 Scanning system with improved radiation energy collecting capabilities
10/1978
10/31/1978US4123147 Electrically controlled adjusting device for a light beam with digital and analog deflection control
10/31/1978US4123145 Optical path length modulator
10/31/1978US4123135 Optical system for rotating mirror line scanning apparatus
10/31/1978US4123134 Dual field image scanner
10/24/1978US4122494 Synchronization for oscillating optical beam deflecting device
10/24/1978US4121884 Optical fiber switch