Matches 1 - 49 out of 49
Match Document Document Title
7411637 System and method for varying the reflectance or transmittance of light  
Device for transmitting light at variable intensity, the device including a front variable polarizer, polarizing incoming light at a first selected polarization level, in a first direction and a...
6930748 Liquid crystal display device and method for manufacturing the same  
A liquid crystal display device is disclosed, which can remove a defect generated from polishing and etching of a glass substrate. The LCD device includes first and second substrates assembled...
6490020 TFTLCD for recycling electrical power  
The present invention provides a thin film transistor liquid crystal display (TFTLCD) including a liquid crystal layer having a first region and a second region therein, a liquid crystal...
6490012 Liquid crystal display device  
A liquid crystal display device having a touch panel that exploits a shutter effect of a liquid crystal layer includes an antiglare film placed behind the touch panel as seen by the viewer. The...
6466298 Glazing with variable optical and/or energetic properties  
A glazing is described, which includes at least one active layer and at least one reflecting coating on the active layer. A pane, partition, mirror, or door is also described that includes the...
5493427 Three-dimensional display unit with a variable lens  
A three-dimensional display unit has a liquid crystal panel for simultaneously displaying a plurality of different parallax images and an optical characteristic variable lens attached to the liquid...
5486938 Anti-dazzle system for vehicles  
In front of the driver there is arranged a screen (20) with a variable transmission coefficient. The headlamps (10, 11) of the vehicle send out periodic pulses of short duration with respect to the...
5322996 Mirror with dynamic dazzle light attenuation zone  
A mirror (10) with a pair of vertical dazzle light attenuation zones (24 and 26). Each zone consists of stripes (24a, 24b, . . . 24n, 26a, 26b, . . . 26n) capable of dynamically adjusting the...
5267067 Frequency controllable optical device  
An optical cell having an optically active material, for example a liquid crystal is disclosed, the transparency of which is a function of the electrical voltage applied together with a control...
5202787 Electro-optic device  
Electro optic devices incorporating an improved configuration of elements which dramatically reduces light scattering and haziness with relatively inexpensive coated glass. The devices are liquid...
5189537 Indicia display for electro-optic devices wherein the indicia comprises a dielectric material extending at least partially into the electro-optic medium  
An electro-optic device useful as a vehicular mirror or panel, an architectural panel, or the like includes two optically transparent substrates positioned in spaced relation to each other. An...
5168378 Mirror with dazzle light attenuation zone  
A liquid-crystal matrix-type reflection mirror (10) with a localized dazzle light attenuation zone. The mirror has a multilayered structure and consists of a broadband reflective base mirror (12)...
5113271 Light blocking and vision restoration apparatus with glint control  
According to one aspect of the invention, a system for controlling light, includes (1) apparatus for responding to incident electromagnetic radiation, including a first medium through which...
5037185 Liquid crystal cell provided with bubble traps  
The liquid crystal cell comprises a volume divided by a separating wall into a main chamber and a secondary chamber which define an active surface and a passive surface respectively. The secondary...
5032006 Electrooptical cells having connection means  
An electrooptical cell has electrical connection means between electrodes and a control unit which comprise a contact block of a synthetic adhesive material having conducting particles applied on...
4848878 Non-glaring rearview mirror with liquid crystal mixture  
There is disclosed a rearview mirror absorbing the light when the orientation of the liquid crystal is caused to change. A suitable amount of cholesteric material is added to the nematic liquid...
4831333 Laser beam steering apparatus  
A device for steering a wavefront of electromagnetic radiation comprising a pumping means for coherently pumping a plurality of phase conjugate mirrors with a monochromatic coherent beam having a...
4820933 Control circuit for liquid crystal rear-vision mirror  
A circuit for controlling a liquid crystal rear-vision mirror is disclosed. The liquid crystal rear-vision mirror is equipped in an automobile to sense the amount of lights incident upon the mirror...
4820022 Liquid crystal antidazzle mirror  
A liquid crystal antidazzle mirror comprising discharging electrodes respectively provided at electrodes of liquid crystal electrodes, a grounding electrode opposed to the discharging electrodes...
4813768 Liquid crystal device having an oblique evaporation film which is protected by a protective layer  
A liquid crystal device having a higher durability and a display quality less likely to be degraded, for example, for use in a glare shield reflection mirror. The liquid crystal device comprises: a...
4729638 Liquid crystal-type nonglare mirror  
A liquid crystal-type nonglare mirror suitable for room mirrors or for vehicles, which effectively prevents the formation of interference fringes under light sources, such as sodium lamps, halogen...
4721364 Dazzle-free mirror with photocell in a non-dazzle-free portion  
A dazzle-free reflection mirror, which may be used as an inner mirror or an outer mirror of a vehicle, has an electro-optical element of which transparency is changed by applying an electric field...
4696548 Antiglare mirror for an automobile  
An antiglare mirror for an automobile including a metal layer for reflecting incident light and a liquid crystal layer in front of the reflecting surface of the metal layer. The reflected light is...
4693558 Glare preventive rear view mirror  
A rear view mirror assembly comprising a liquid crystal cell of guest-host type which consists of a layer of dichroic dyestuff added nematic liquid crystal and a pair of transparent plates...
4690508 Liquid crystal closed-loop controlled mirror systems  
A rearview mirror system comprises an electrically controlled optical transmission plate disposed over a reflecting surface. The optical transmission plate is selectively operable to any of a...
4678281 Circuit for the actuation of liquid crystal layers in mirrors  
Circuit layout for the actuation of liquid crystal layers, formed by flip-flops (4, 5) arranged in the feeder lines of the conducting layers, with a common dimmer-IC preceding the reset inlets (R)...
4676601 Drive apparatus for a liquid crystal dazzle-free mirror arrangement  
A drive apparatus for a liquid crystal dazzlement preventing mirror arrangement for automatically setting a liquid crystal panel of the mirror arrangment to a dazzlement preventing state by...
4671617 Liquid crystal dazzle-free reflection mirror  
A liquid crystal type dazzle-free reflection mirror has a scattering type liquid crystal cell such as DSM liquid crystal switching the orientation of the liquid crystal molecular axis thereof...
4671615 Control apparatus for a dazzle-free reflection mirror of a vehicle  
A control apparatus for a dazzle-free reflection mirror of a vehicle is disclosed. The control apparatus is provided with a rear light sensor and a circuit for driving the reflection mirror into a...
4669827 Detection of manipulation of position apparatus for dazzle-free mirror  
A control apparatus for a dazzle-free reflection mirror of a vehicle is disclosed. The control apparatus is provided with a rear light sensor and a circuit for driving the reflection mirror into a...
4669826 Apparatus for detecting the direction of light for dazzle-free mirrors  
In a vehicle having an interior room mirror and a pair of exterior right and left side mirrors, a single photo sensor is provided for detecting an intensity of light incident from the rear of the...
4669825 Control apparatus with delay circuit for antiglare mirror  
A control apparatus for a reflection mirror of a vehicle is disclosed. The control apparatus is provided with a rear light sensor, an exterior light sensor and a circuit for driving the reflection...
4664479 Dynamic scattering, guest host, non-glaring reflector  
A non-glaring type reflector employing a liquid crystal layer which is composed of a liquid crystal matrix and dichroic coloring matter, which provides a dynamic scattering effect or phase...
4660937 Dichroic dye-nematic liquid crystal mirror  
A dichroic dye-containing nematic liquid crystal mirror has a photocell connected thereto to automatically change, that is, to dim or brighten, the mirror upon exposure to light. Under the...
4655549 Automatic antidazzle semitransparent mirror  
A reflection mirror using a liquid crystal cell is disclosed. A first thin film consisting of one of magnesium difluoride, silicon dioxide, silicon monoxide or titanium dioxide is formed on a glass...
4634835 Anti-dazzle device for a rearview mirror of a motor vehicle  
An anti-dazzle device for a rearview mirror of a motor vehicle, wherein a mirror face member is provided with an electric heater and a film layer containing a heat-sensitive color-changing material...
4632509 Glare-shielding type reflector  
This invention discloses a glare-shielding reflector which controls light reflectance electrically. The present invention provides a glare-shielding type reflector having a photosensor block which...
4623222 Liquid crystal type dazzle-free transmissive-reflective mirror  
A liquid crystal type dazzle-free reflection mirror arrangement which changes reflectivity of the incident light by way of changing the transmittivity of the incident light through a liquid crystal...
4603946 Reflection controllable view mirror device for motor vehicle or the like  
A reflection controllable view mirror device having an electro-optical assembly which changes its optical transmittance to vary quantity of light passing therethrough in accordance with the...
4589735 Cholesteric liquid crystal mirror with safety features  
The reflectance of a mirror is variable to provide a dipping car mirror. The mirror comprises a liquid crystal cell formed by two transparent slides coated on their inner surfaces with electrodes....
4299444 Dimmable rear view mirror, particularly for automotive vehicles  
A dimmable rearview mirror, particularly for motor vehicles comprising a reflective surface, two polarization filters spaced apart from each other and arranged in front of the reflective surface as...
4274713 Device with a scatter-free light valve  
A device with a scatter-free light valve which may be used as a rear view mirror or a sun visor and is characterized by a pair of carrier plates extending parallel to each other to form a cell...
4201451 Wide angled rear view mirror apparatus  
An arrangement of rear view mirrors for a motor vehicle including a pair of mirror assemblies positioned to extend the areas of vision to the right and left rear sides of the motor vehicle. Each...
4200361 Liquid crystal mirror for use as a rear-view mirror for vehicles  
A rear-view mirror for motor vehicles incorporates a liquid crystal film sandwiched between front and rear transparent electrode surfaces, the rear electrode surface being in the form of a lattice...
4161653 Control circuit for rear view mirrors provided with a liquid crystal cell  
An anti-dazzle rear view mirror incorporates a liquid crystal cell the conductive layers of which are energized by a control voltage in response to light above a threshold intensity impinging on a...
4005928 Nematic liquid crystal displays for low voltage direct current operation  
A low current d.c. operated liquid crystal display comprises a liquid crystal material composition having impurities therein to effect a current density at 25° C in the range of 0.5 to 3.0 μa/cm...
3986022 Illumination control system  
Control of illumination with illumination amplifier devices provides a basis for implementing various types of illumination systems. Also illumination amplifiers in closed illumination servo loops...
3862798 AUTOMATIC REAR VIEW MIRROR ADJUSTER  
A rear view mirror assembly comprising a reflective surface, and a liquid crystal assembly covering the reflective surface. The liquid crystal assembly comprises a thin layer of liquid nematic...
3614210 LIQUID CRYSTAL DAY/NIGHT MIRROR  
The mirror comprises front and rear substrates sandwiching a liquid crystal material therebetween. The front substrate is transparent and has, on its inner surface, a transparent electrode. The...
Matches 1 - 49 out of 49