Matches 1 - 50 out of 170 1 2 3 4 >
Match Document Document Title
7453639 Diffusion sheet, rear projection screen provided with diffusion sheet, method of manufacturing mold for diffusion sheet, and method of manufacturing diffusion sheet  
In a diffusion sheet 101 , a plurality of approximately trapezoidal columnar unit lens portions 11 are disposed such that the long-axis directions thereof are in parallel with each other, and...
7453636 High contrast optical path corrected screen  
By using high and low refractive index materials, a planarized reflective-refractive Fresnel lens and a planarized refractive lenticular lens can be created. These flat screen components eliminate...
7453635 Imaging material with improved contrast  
An imaging material has been developed which provides improved image contrast, increased gain and increased viewing angle. A method for production of the screen element is also described. The...
7453634 Discontinuous or variable thickness gain modification coating for projection film and method for making same  
The present invention relates to projection films and methods of making the same. In particular, the present invention relates to a projection film whereby the microspheres exhibit improved...
7452082 Excitation light emission apparatus  
In accordance with embodiments, viewable images can be created in glass. Viewable images may be created in glass by using a projector which projects ultraviolet light to excite light emitting...
7408708 Diffusing sheet, surface light source unit, and transmission type display  
A diffusing sheet, a surface light source unit, and a transmission type display that can attain uniform illumination so that the brightness of light on the display screen appears uniform regardless...
7403334 Optical member and process of producing the same  
The present invention provides an optical member having excellent anti-reflection properties, capable of being produced inexpensively as compared with conventional optical members having...
7391568 Luminous intensity distribution control device and display having the same  
A liquid crystal display apparatus including: a liquid crystal display element having a liquid crystal layer; a backlight apparatus arranged at one side of the couple of substrates of the liquid...
7375884 Rear projection screen and optical device thereof  
A rear-projection screen comprises an optical unit, a light-blocking layer, and an optical lens. The optical unit has a first surface and a second surface. The first surface is opposite to the...
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...
7317572 Fresnel lens sheet, rear projection screen and rear projection display  
There is provided a Fresnel lens sheet for converging light rays fallen thereon from oblique directions, and capable of reducing the reflection of external light, of enabling displaying images in...
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 1 A 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...
7253953 Polymer sheet for projection screen  
A polymer sheet for use in a projection screen comprises polyorgano silsesquioxane microspheres that enhance light diffusing characteristics. Also disclosed is a projection screen comprising at...
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...
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...
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...
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...
7173760 Luminous intensity distribution control device and display having the same  
A liquid crystal display apparatus including: a liquid crystal display element having a liquid crystal layer between a couple of substrates; a backlight apparatus arranged at one side of the couple...
7167306 Transmissive screen and rear projector  
The present invention provides an excellent transmissive screen allowing a well-balanced increase in the vertical, horizontal, and oblique viewing angle characteristics for enhancing the viewing...
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 said...
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 has...
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...
7012744 Transmissive screen and rear projector  
The invention provides a transmissive screen having low occurrence of light diffraction and moire-fringing. The invention also provides a rear projector including such a high-quality transmissive...
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...
6961176 Fresnel lens sheet, rear projection screen and rear projection display  
A Fresnel lens sheet has an entrance surface provided with a plurality of total-reflection Fresnel lens elements. Each of the total-reflection Fresnel lens elements has a light-receiving facet and...
6943947 Luminous intensity distribution control device and display having the same  
There is eliminated a fringe pattern produced at the time of incidence of polarized light of a light distribution control element, in which stray light derived from outside unnecessary light in a...
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...
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, and...
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...
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...
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...
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...
Matches 1 - 50 out of 170 1 2 3 4 >