Patents
Sitemap › G02 - Optics › G02F - Devices or arrangements, the optical operation of which is modified by changing the optical properties of the medium of the devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light, e.g. switching, gating, modulating or demodulating; Techniques or procedures for the operation thereof; Frequency-changing; Non-linear optics; Optical logic elements; Optical analogue/digital converters › G02F 1 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
Patents for G02F 1 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics (257,845)
10/1981
10/13/1981US4294517 Electrooptical device with encapsulated self-luminous backlight assembly
10/13/1981US4294516 Moving picture apparatus
10/13/1981US4294509 Optical circulators
10/13/1981US4294507 Controllably deformed elastic waveguide elements
10/07/1981EP0037263A1 Optical waveguide device
10/07/1981EP0036923A1 Liquid crystal display and method of making the same
10/06/1981US4293698 4-/p-alkylbenzoyloxy/pyridine oxide
10/06/1981US4293435 Liquid-crystalline polymer phase having a cholesteric structure, processes for its preparation and its use
10/06/1981US4293195 Simultaneous multi-beam optical modulation system
10/06/1981US4293194 Solid electrochromic element
10/06/1981CA1110352A1 Azine liquid crystal compounds for use in light- control devices
10/06/1981CA1110351A1 Fabrication of a liquid-film display cell
10/06/1981CA1110350A1 Electrochemical device exhibiting optical properties
10/01/1981WO1981002795A1 Spectacle lens having continuously variable controlled density and fast response time
09/1981
09/30/1981EP0036678A1 Liquid crystal display device
09/30/1981EP0036603A1 Electrochromic display device
09/29/1981US4292370 Moisture and temperature resistant polarizing lamination
09/29/1981US4291950 Electro-optic devices using Stark-induced birefringence and dichroism
09/29/1981US4291949 Positive-type display device using guest-host type mixture of liquid crystals and dyes
09/29/1981US4291948 Liquid crystal display incorporating positive and negative smectic material
09/29/1981US4291947 Process for making a liquid crystal cell
09/29/1981US4291939 Polarization-independent optical switches/modulators
09/23/1981EP0036242A2 Fiber optic light traps for electro-optical display device
09/23/1981EP0036010A1 Optical switch
09/22/1981US4291399 Initial bleach in an electrochromic display
09/22/1981US4291307 Planar alphanumeric display
09/22/1981US4291304 Electro-optical display device
09/22/1981US4290686 Liquid crystal display device for camera
09/22/1981US4290672 Plural line acousto-optically modulated laser scanning system
09/16/1981EP0035766A1 Electrochromic mirror
09/15/1981US4289403 Optical phase modulation instruments
09/15/1981US4289384 Electrode structures and interconnecting system
09/15/1981US4289383 Lighted dot matrix display
09/15/1981CA1108898A1 Non-destructive readout scheme for holographic storage system
09/15/1981CA1108838A1 Method of pulverizing cholesteric type liquid crystals
09/09/1981EP0035299A2 Display device
09/09/1981EP0035155A1 Trans-4"-alkylcyclohexyl esters of 4'-(2-methylbutyl)-4-biphenylcarboxylic acid and liquid crystal compositions containing same
09/08/1981US4288861 Three-dimensional systems
09/08/1981US4288822 System for the analysis and the recording of monochromic images
09/08/1981US4288792 Electronic apparatus with time-division drive
09/08/1981US4288785 Light intensity modulator with digital control and a digital-analog converter comprising such a modulator
09/08/1981CA1108737A1 Optical display arrangements
09/03/1981WO1981002491A1 Method of recording on an information carrier communicated in the form of electric signals
09/02/1981EP0034796A2 Liquid crystal display device
09/01/1981CA1108323A1 Method of and apparatus for displaying waveforms
09/01/1981CA1108305A1 Electronic circuit device and method of making the same
09/01/1981CA1107999A1 Process for manufacturing a multi-colored display polarizer
08/1981
08/28/1981EP0032502A4 Solid state electrochromic display.
08/26/1981EP0034409A1 Liquid crystal display systems using fiber optic faceplates
08/25/1981US4286266 Display device
08/25/1981US4286210 Air ion and charge detector
08/25/1981US4285829 Liquid-crystalline dielectric
08/25/1981US4285801 Electrophoretic display composition
08/25/1981US4285576 Light gating methods and apparatus
08/25/1981US4285575 Image display device
08/25/1981US4285569 CCD Driven integrated optical modulator array
08/25/1981CA1107822A1 System and method of modulation and demodulation for optical fibre digital transmission
08/19/1981EP0033935A1 Solid electrode in a fuel cell, heavy duty battery, electrochromic display unit or electrochemical storage element
08/18/1981US4285055 Self-luminescent light source for liquid crystal display watch
08/18/1981US4284858 Dichroic transducer
08/18/1981US4284354 Sensitive nonlinear optical spectroscopy
08/18/1981US4284324 Acousto-optical imagery system based on coherent holographic detection in real time
08/18/1981CA1107380A1 Dual polarization electromagnetic switch and modulator
08/18/1981CA1107105A1 Optical scanner and system for laser beam exposure of photo surfaces
08/18/1981CA1107055A1 Electrochromic display devices comprising thienylidene pyrazoline compounds
08/12/1981EP0033334A1 Display device with dynamic internal polarizer
08/11/1981US4283177 Vision loss simulator
08/11/1981US4283122 Light-beam streaking employing crystal with traveling lens and multiple cross-crystal reflections
08/11/1981US4283121 Electrolytic display cells with a metal deposit
08/11/1981US4283119 Comprising metal wires with surfaces converted into brittle metallic compounds
08/11/1981US4283118 Liquid crystal display with a substrate carrying display electrodes and integrated circuit chip connected thereto
08/11/1981US4283114 Fiber optic light valve
08/11/1981US4283113 Switching light between optical fibers
08/11/1981CA1106951A1 Optical display arrangements
08/11/1981CA1106950A1 Optical display arrangements
08/05/1981EP0033070A2 Active waveguide element
08/05/1981EP0033048A1 Interferometer with tunable optical cavity comprising a monomodal optical fibre, and its application to filtration and spectrography
08/05/1981EP0032991A1 Reversible electrochromic display device
08/04/1981US4282429 Flash protection controller
08/04/1981US4282272 Method for forming electrochromic film
08/04/1981US4281905 Magneto-optic light deflector beam recombination apparatus
08/04/1981US4281904 TIR Electro-optic modulator with individually addressed electrodes
08/04/1981US4281903 Electro-optic passive display cell
08/04/1981US4281902 Electro-optical device for the display of dark symbols composed of separately selectable display segments against a bright background and a means for addressing this device
08/04/1981US4281901 Electrode structure in display device
08/04/1981CA1106480A1 Electrooptic display cells and method of making same using multiple patterns
08/04/1981CA1106479A1 Optical displays
08/04/1981CA1106478A1 Method and apparatus for operating an electrophoretic indicating element
07/1981
07/29/1981EP0032502A1 Solid state electrochromic display.
07/28/1981US4281324 Matrix type liquid crystal display
07/28/1981US4280755 Graphic symbol selection and recording apparatus
07/28/1981US4280754 Electrochromic display device and method of manufacture
07/23/1981WO1981002073A1 Conductance transparent laminate,method for the preparation thereof and utilisation thereof
07/22/1981EP0032397A1 Method of manufacturing a liquid crystal display
07/22/1981EP0032362A1 Chiral smectic liquid crystal electro-optical device and process of making the same
07/21/1981US4279770 Liquid crystal 2,3-dicyano-hydroquinone derivatives
07/21/1981US4279475 Method of control of an electrolytic display cell and a circuit for the application of said method
07/21/1981US4279474 Spectacle lens having continuously variable controlled density and fast response time
07/21/1981US4279472 Laser scanning apparatus with beam position correction
07/21/1981CA1105602A1 Optical crosspoint switch having mode-conversion facilities
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