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Match Document Document Title
7407686 Optical film, polarizing plate and display device utilising the film, and production method of optical film  
An optical film is disclosed having minimal curl, minimal coating unevenness and no cracks. The optical film is obtained by casting a dope comprising a cellulose ester and a non-chlorinated solvent...
7355161 Systems and methods for controlling windows with variable light transmission  
Systems and methods for controlling windows with variable light transmission are disclosed. In one embodiment, a system includes a sensor adapted to receive a light intensity, a user input device...
7300167 Adjustably opaque window  
An adjustably opaque window including an external pane, an internal pane, a light transmission control layer and a shock-absorbing layer is provided. The external pane and the internal pane provide...
7252864 Optical film for display devices  
Disclosed is an optical film that comprises certain radiation cured (meth)acrylate binders and, desirably, irregular semicrystalline asymmetric particles.
7167308 System for eliminating secondary images in rear projection systems  
A secondary image suppression system (SISS) for minimizing secondary ghost images in a screen assembly for a rear projection system. The secondary image suppression system includes a circular...
7004599 Illuminated mirror employing cross and parallel polarization  
The present invention relates to an illuminated personal hygiene mirror for viewing facial skin or other areas of the body. In each of the embodiments of the present invention, a hand-held frame...
6942925 Dichroic polarizer  
The invention belongs to polarizing devices and can be used in lighting equipment, manufacturing construction-material glasses, and in displays. The proposed dichroic polarizer includes a...
6737154 Multilayer polymer film with additional coatings or layers  
A multilayer polymer film has an optical stack including a plurality of alternating polymer layers with skin layers having mechanical, optical, or chemical properties differing from those of the...
6703989 Stereoscopic display  
A stereoscopic display comprises a spatial light modulator such as a liquid cryatal device. The modulator comprises an array of pixels such as RGB pixels. A retarder array is disposed on the front...
6646801 Glare reduction system and method  
A system and method for reducing glare is provided in accordance with the present invention. The system may include a first polarizer transmitter for filtering light from a source, and a second...
6641874 Multilayer reflective film or pigment with viewing angle dependent reflection characteristics  
The invention relates to multilayer reflective films and pigments showing selective reflection of light wherein the reflection characteristics are dependent on the viewing angle, characterized in...
6535333 Optical system with reduced color shift  
An optical system with improved color shift characteristics is described. Preferably, the system comprises a rear projection display that includes a light source providing light in first and second...
6507436 Display system where polarized light impinges on platelike laminate at brewster's angle or emerges therefrom at angle equal thereto  
The invention relates to a display system where polarized light rays from a display device impinge on a laminate at Brewster's angle or emerge therefrom at an angle equal to Brewster's angle. This...
6492635 Method and device for automatically controlling a polarizing filter  
A method and device for automatically controlling a polarizing filter, featuring automatically sensing, measuring, and analyzing at least one parameter associated with direction of a polarizing...
6481851 Adjustable contrast reflected display system  
A transparent-reflective display constructed to be alterable so that reflected images are viewed upon a transparent surface that can alter to a darkened surface, thereby changing contrast of the...
6459514 Multilayer polymer film with additional coatings or layers  
A multilayer optical film comprising: (a) an optical stack comprising alternating layers of at least a first polymer and a second polymer; and (b) a holographic image.
6449093 Optical bodies made with a birefringent polymer  
A optical body has at least two polymeric materials forming a reflective interface for at least one polarization of light. One optical body is a multilayer optical film that includes birefringent...
6413641 Treated polyethylene terephthalate polarizing films for improved adhesion in optical plastics  
An optical-quality plastic part is provided having a PET polarizing film integrally bonded thereto and, optionally, a hard coating integrally bonded to the PET polarizing film. In a preferred...
6403223 Circular polarizer comprising anti-reflection material  
An optical article comprising a first layer of a transparent resin having a self-healing property; an antireflection layer consisting essentially of a non-crystalline fluorine-containing polymer...
6327084 Display system where polarized light impinges on platelike laminate at brewster's angle or emerges therefrom at angle equal thereto  
The invention relates to a display system where polarized light rays from a display device impinge on a laminate at Brewster's angle or emerge therefrom at an angle equal to Brewster's angle. This...
6324002 Polarization-dependent imaging element  
An optical element constructed from a transparent support having a curved surface and a layer of a polarization-dependent film that is affixed to the curved surface. The polarization-dependent film...
6275337 Method for viewing through reflections from a reflective surface without affecting point of impact  
Featured is a method and device that minimize the effects of reflections from a transparent surface while viewing an object or target area through such reflective surface and which accomplishes...
6256152 Laminate wafers  
A laminate optical article including a first outer layer; a second outer layer; and an inner layer positioned between said first and second outer layers, the inner layer providing a desirable...
6256122 Device for the elimination of the zero order beam emerging from a hologram illuminated in polarized light  
Device for elimination of the zero order beam emerging from holograms illuminated in polarized light includes a birefringent plate (5) illuminated by both said zero order beam (3) and by a...
6239907 Rear projection screen using birefringent optical film for asymmetric light scattering  
A dispersing element for a rear projection screen assembly is sensitive to the polarization of the light passing through the element. In particular, the element disperses light having a first...
RE37068 Windshield shade assembly for motor vehicles  
A shade assembly for a vehicle windshield includes an axle secured at its ends to two side brackets attachable at the windshield top at two opposite sides of the windshield. The axle is also...
6156397 Polarizing panel and method for making same  
A light polarizing panel comprises a plurality of layers of translucent material. At least one gap (14, 16) is provided between a pair of adjacent layers and at least one of the layers is a...
6028303 Polarizing filter control mechanism to reduce reflected light  
A polarizing filter control mechanism used in a camera that automatically rotates a polarizing filter in order to minimize the effects of reflected light on a photographic image. An image signal is...
5999316 Light valve with rotating polarizing element  
The present invention provides light valves including polarizing elements in which light transmission can be controlled by rotating at least one of the polarizing elements about an in-plane axis....
5940216 Window tinting apparatus  
The present invention relates to a window tinting apparatus (10) which comprises an outer window (16A) and an inner window (16B) having a window cavity (16C) there between. The window tinting...
5926310 Polarizing film and polarizing composites  
A polarizing film or composite which can eliminate glare of the light reflected by an object and passing therethrough while maintaining the original color of the object. The polarizing film is...
5900975 Ghost image extinction in an active range sensor  
An apparatus is provided that includes a plate beamsplitter having a first surface coated with a partially reflective coating, and a second surface coated with an anti-reflective coating, and a...
5900974 Backing plate for contrast enhancement of photolithographic images on transparent substrates and method of using same  
A backing plate for a transparent substrate constructed of two polarizer sheets. The axes of polarization of the polarizer sheets are substantially orthogonal to each other. The backing plate thus...
5886819 Antiglare material and polarizing film by using the same  
An antiglare material capable of exhibiting an excellent antiglare effect by preventing imaging reflection of an external light source and suitable for an image display with sharpness and high...
5805336 Optical lens blank with polarizer aligned between plastic birefringent sheets  
A thermoformed plastic laminar light-polarizing composite lens blank is produced from a laminate comprising a light-polarizing layer between polymeric layers. The absorption axis of the...
5773126 Composite film having a surface slip property  
A composite film that, when used as a protective film or an antireflection film for e.g., a polarizing film of a liquid crystal display, has a surface slip property good enough to be rolled and...
5768019 Reflective screen for a liquid crystal projector and method for producing the same  
To improve non-flammability, there is provided a reflective screen for a liquid crystal projector or display in an aircraft. An antireflective member holding an antireflective function on its...
5742430 Displaceable doubled-over sheet configuration, useful particularly for a variable light transmission device  
A device is provided including a flexible sheet having extents encompassing at least a circular area, said flexible sheet doubled-over upon itself through the center of the circular area such that...
5657161 Dual polarized filters to eliminate canopy reflections  
A system is provided for eliminating light reflections within the cockpit of a vehicle having a canopy with a reflective interior surface. A first polarizing filter overlies a lighted display,...
5648857 Manufacturing method for hologram which can prevent the formation of ghant holograms due to noise light  
A manufacturing method for a hologram which can control the formation of a ghost hologram due to a surface reflected light caused on an interface with the atmosphere is disclosed. In the first...
5629492 Technique for eliminating undesirable reflections from optical systems  
Undesirable reflections from an element in an optical system are eliminated y passing incoming light through a polarizer and a 45° optical rotator before it strikes the reflective element. The...
5447353 Automotive polarizer screen shade  
An automotive polarizer screen shade with two parallel plane polarizers, one rectangular and one circular in shape, is invented. The large rectangular semi-transparent polarizer allows the driver...
5408357 Display depolarizer  
A high-contrast reflective display for use under high ambient light conditions for individuals wearing sunglasses and particularly polarized sunglasses includes a reflective target for a light...
5406938 Glare elimination device  
Apparatus for reducing the glare and enhancing imaging during an endoscopic procedure. The apparatus has a first portion which linerally polarizes illumination in a first direction and a second...
5268196 Process for forming anti-reflective coatings comprising light metal fluorides  
This invention is directed to a process for forming coatings comprising light metal fluorides on a substrate. More particularly, the coating comprising light metal fluorides is preferably made...
5260827 Glare shield  
A glare shield attachable to multiple optical devices or for hand held use is disclosed including two ring shaped housing members each carrying a polarizing element with one ring member rotatably...
5249078 Sun visor  
A sun visor device for use in the cockpit of aircraft, comprising an optically active visor movably mounted in operable relationship with the windshield in the cockpit. The visor is polarized in...
5233466 Astigmatism generating device  
An optical device with an improved efficiency in the transmission of light through the device is disclosed. The device having an optical element in a block shape which is made up of a first plane...
5189552 Incidence angle light attenuator for light transmissive panels  
A method and apparatus for controlling light attenuation through a light transmissive panel uses polarized film sheets positioned on opposing surfaces of the panel. The film sheet comprises...
5158348 Flood lighting system  
A flood lighting system comprising a flood light having a built-in lamp for lighting a building, a polarizer adapted to linearly polarize radiation from the lamp, and an analyzer disposed in such a...
Matches 1 - 50 out of 178 1 2 3 4 >