Matches 51 - 100 out of 174 < 1 2 3 4 >


Match Document Document Title
RE40226 Rear projection screen having reduced scintillation  
A rear projection screen of the present invention includes lens sheets or optical sheets having an optical function of condensing or diffusing light. The lens sheets or optical sheets have, as a...
7352508 Fresnel lens sheet and transmission type screen comprising it  
The present invention provides a Fresnel lens sheet capable of effectively preventing such troubles as the production of double images that occurs due to stray light. A Fresnel lens sheet (1)...
7345819 Light diffusing member  
There is provided a light diffusing member for a transmission screen that has a satisfactory surface protective effect while maintaining excellent light diffusing effect and antireflective effect....
7342720 Surface protective member for transmission screen  
There is provided a surface protective member for a transmission screen that has excellent antireflective effect while maintaining a surface protective effect. The surface protective member for a...
7339732 Scratch-resistant rear projection screen and method for producing the same  
The present invention relates to a rear-projection screen encompassing at least one light-scattering polymethyl methacrylate layer, which comprises a polymethyl methacrylate matrix and spherical...
7324277 Both-side image film screen  
Disclosed is a double-sided image film screen including a plastic material having a high optical transmission property and a light-refracting material, made of silica, having an optical...
7297381 Light diffusing films, methods of making the same, and articles using the same  
Disclosed herein are light diffusing films, methods of making the same and articles using the same. In one embodiment, a light diffusing film is formed from a composition comprising: a...
7297380 Light-diffusing films, backlight display devices comprising the light-diffusing films, and methods of making the same  
A light-diffusing film comprises about 90 wt. % to about 99.999 wt. % polycarbonate, wherein the polycarbonate comprises a yellowness index of about 0.8 to about 1.5 as measured in accordance with...
7292391 Method of manufacturing a lens substrate with straight light control portions, a lens substrate with straight light control portions, a transmission screen and a rear projection  
A method of manufacturing the lens substrate with straight light control portions 1A that is provided with a plurality of convex lenses (microlenses) 32 on a surface thereof and is used so that...
7271955 Transmission screen  
A transmission screen is capable of preventing the reduction of contrast in images due to external light such as emitted by internal lighting fixtures. The transmission screen includes a Fresnel...
7259915 Microlens array sheet  
Disclosed is a microlens array sheet capable of improving a viewing angle by maintaining a fill factor while reducing a radius of curvature of the microlens of the microlens array sheet. To this...
7233439 Screen member for a transmission screen, a transmission screen and a rear projection  
A screen member for a transmission screen includes: a microlens substrate, a light incident face thereof being formed with a plurality of microlenses for condensing incident light; a black matrix...
7233440 Image display screen having wide vertical and horizontal viewing angles and projection television including the same  
Provided is an image display screen having wide horizontal and vertical viewing angles and a projection television including the same. The image display screen includes a Fresnel screen, a first...
7224525 Optically transmitting sheet and screen  
Disclosed are a light transmission sheet and a screen that can realize good color reproduction while suppressing a lowering in light transmittance. The light transmission sheet comprises a light...
7198372 Dual display  
A dual display system includes a graphic article providing a first display in a first lighting condition (such as daylight) and a projection system providing a second display in a second lighting...
7196845 Fresnel lens sheet and rear projection screen  
A Fresnel lens sheet comprising a Fresnel lens substrate and a Fresnel lens, whose surface of the light source side has an average pitch of 200 μm or smaller and ten point roughness of 3 to 15 μm,...
7187495 Method of manufacturing a screen member for a transmission screen, a screen member for a transmission screen, a transmission screen and a rear projection  
A screen member for a transmission screen is manufactured by a method including the steps: preparing a microlens substrate, of which the light incident face is formed with a plurality of...
7184210 Microstructured screen with light absorbing material and method of manufacturing  
A film for a screen has a light transmitting substrate and a plurality of structures disposed on the substrate. An optical material at least partially fills cavities between the structures. A...
7158298 Rear projection screen and diffusing sheet  
Provided herein is a rear projection screen capable of displaying a sharper image by reducing deterioration in the image quality, such as coarsening, flickering and glaring. A rear projection...
7142361 Optical material adhesive, film including optical material and projection screen including film  
An optical material includes an adhesive formed from perfluoroalkylsulfonamidoethyl acrylate, aliphatic urethane acrylate oligomer and acrylate monomer. A film can include a first layer, a second...
7136224 Rear projection screen with shifted lens  
An object of the invention is to provide a rear projection screen that has a high contrast and produces high-quality images. The object is achieved by a rear projection screen and rear projection...
7133201 Compensating display surface  
A display system is provided that includes a light source configured to project an image, and a display surface configured to receive the projected image and at least partially compensate for a...
7113333 Screen having micro-lens array and projector  
Aspects of the invention provide a screen or the like that enables a bright, homogeneous projection image to be observed in a wide range across an area where viewers are present. A screen having a...
7092158 Back-projection screen  
The invention concerns a screen wherein elements distributed on a single and common diopter enable both collimating and micro-focusing by relecting the light beams projected on said screen; on...
7064894 Rear projection screen and method for the production thereof  
A rear-projection screen that has at least one light-scattering polymethyl methacrylate layer in which is embedded spherical plastic particles; the previously described rear-project screen that...
7038849 Color selective screen, enhanced performance of projection display systems  
Optical properties of a screen on which an image is being projected are considered. A patterned surface is given a predetermined pattern of color pixels whereby a degree of wavelength selectivity...
6995907 Diffusion sheet for use in transmission-type screen and transmission-type screen  
A diffusion sheet for use in a transmission-type screen comprising a main diffusion layer having an incidence surface and an emergence surface which are parallel to each other. A plurality of...
6940643 Projection screen having elongated structures  
A light managing screen may provide a rear projection screen, front projection screen or component thereof. The screen may comprise a polymeric composition including a first polymeric material,...
6940644 Lens sheet and rear projection screen including the same  
A lens sheet capable of preventing reflection of extraneous light without decreasing extraneous light absorption, having extraneous light absorbers that can be readily formed by printing and are...
6924912 Holographic screen  
A holographic screen for displaying images by diffracting and dispersing an image beam projected by an image projector comprises a main hologram for diffracting and dispersing an incident image...
6917469 Light diffusing laminated plate  
A light diffusing laminated plate including a first light diffusing layer containing particles of a transparent light diffusing material dispersed therein and having a concave cross-section, and a...
6912086 Projection device and large-screen display apparatus using the same  
The invention provides a projection device comprising a screen constituted in a layered structure with a light-transmissive screen panel and a light-transmissive reinforcing panel, wherein a front...
6912089 Optical diffusion film and process of producing optical diffusion film  
A process of producing an optical diffusion film which comprises at least a transparent base layer on a transparent substrate, a layer of transparent microspheres over the transparent base layer...
6905754 Optical elements comprising fluorochemical surface treatment  
The present invention relates to optical elements comprising fluorochemical surface treatments having the general structure Rf-[G]m(CH2)n—X wherein Rf is a fluorinated alkyl group, G is a divalent...
6906860 Curved-screen immersive rear projection display  
The present invention provides an immersive rear projection display capable of providing aspect ratios of 2.66:1 or 4:1, or even greater. This allows viewers to be “immersed” in the images being...
6867928 Method and apparatus for correcting visual aberrations in image projection systems  
High spatial frequency optical noise in the form of intensity contrasting picture elements in the display of a projected light image on a bead-oriented image-enhancing filter is significantly...
6862139 Rear projection screen, optical component thereof, and method for manufacturing the optical component  
A rear projection screen includes a first and second optical components. The second optical component includes a first surface on which a plurality of cylindrical convex portions are formed, and a...
6859314 Rear projection screen and projector adopting the same  
A screen for a projector includes a Fresnel lens which concentrates incident light, a lenticular lens arranged on a front surface of the Fresnel lens and which forms an image by focusing light...
6836363 Rear projection screen and rear projection type display including the same  
A rear projection screen 3 includes a single Fresnel lens sheet 11 having the function of converging projected light entering from its back side and allowing the converged light to emerge from its...
6831714 Protective diffusion film, process for producing the same, surface light source device, and liquid crystal display device  
Disclosed are a protective diffusion film, which does not scratch a lens film and a liquid crystal display device, does not become a refuse source or the like, and also has a suitable level of...
6829086 Projection screen  
The invention concerns a rear projection screen, comprising a support (22) with focusing elements such as microlenses (26) or lenticular elements, a holographic diffuser, and an opaque layer (36)...
6815040 Optical elements comprising a polyfluoropolyether surface treatment  
The present invention relates to optical elements comprising fluorochemical surface treatments. The invention further relates to materials such as retroreflective sheetings, pavement markings and...
6804053 See-through light transmitting type screen  
A light transmitting type screen that enables the viewer to see through to its back side, when the screen is stuck on transparent object such as a show window or a transparent window glass or when...
6785048 Rear-projection screen and rear-projection image display  
A rear-projection screen 3, including at least a lenticular lens sheet 32 and a Fresnel lens sheet 31, is configured so that the lenticular lens sheet 32 contains, in a base material thereof made...
6771419 Rear projection type image display unit  
Color lights from image projecting sections (207) that enlarge and project images of red, green and blue, respectively, are made incident on a transparent screen at different angles of incidence,...
6768566 Projection screen apparatus including holographic optical element  
A screen apparatus includes a holographic optical element and a diffuser. The holographic optical element may be constructed using standard techniques known in the field of holography. The...
6761459 Projection system  
The present invention relates to projection systems for displaying visual information in a variety of applications in order to reduce the projection area, the weight and the dimensions thereof. In...
6760155 Rear projection screen  
A first light diffusion layer (1) and a second light diffusion layer (2) are provided. The first light diffusion layer (1) is formed by dispersing a first light diffuser (1B) comprising fine...
6747796 High contrast screen material  
A high contrast projection or depixelating screen comprises a primary matrix of a first transparent material, bodies of a second transparent material of a different refractive index from the first...
6734227 Optical elements comprising a fluoropolymer surface treatment  
The present invention relates to optical elements comprising fluorochemical surface treatments. The invention further relates to articles such as retroreflective sheetings, pavement markings and...

Matches 51 - 100 out of 174 < 1 2 3 4 >