Matches 1 - 50 out of 259 1 2 3 4 5 6 >
Match Document Document Title
7453637 Projection type screen and image projection system  
A projection type screen comprises a reflection surface array and a lenticular sheet. In the reflection surface array, a plurality of reflection surfaces is located along a horizontal direction....
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...
7453633 Perforate projection screen with inconspicuous seams  
A perforate projection screen for movies, planetariums and the like having inconspicuous seams and uniform reflectivity throughout its visible surface. The screen is made from a plurality of...
7443583 Screen and image projector using the screen  
A projector screen having a simple configuration, which provides a wide field of view angle and can be used for both transmission and reflection projection is achieved. A screen according to the...
7433122 Front-projection screen with subsurface diffusion targets  
An apparatus, system, and method for a front-projection screen having a subsurface diffusion target are disclosed herein.
7423809 Reflective screen  
A reflective screen is provided. A reflective screen that displays an image by reflecting light from a light source includes a reflective sheet, a light-scattering sheet, and an adhesive layer...
7408709 Screen and method for manufacturing the same  
A screen for displaying an image by projection light includes: a selectively reflective layer having reflection properties with respect to light in a specific wavelength region corresponding to the...
7372628 Display screen  
A display screen for a projection device is disclosed, wherein the display screen includes a substantially rigid translucent backing structure, and a viewing surface disposed on the backing...
7365906 Projection screen and projection system containing same  
A projection screen capable of sharply displaying an image even under bright environmental light with high image visibility. A projection screen has a polarized-light selective reflection layer...
7362503 Screen, Fresnel lens sheet used for the same, and image display apparatus using the same  
The present invention provides a technology that makes it possible to display high-quality images by reducing a reflection loss of the image light entering the upper left and right ends of a...
7362502 Surface reflection type metallic screen and method of manufacturing the same  
A screen for displaying an image projected from a beam projector. The screen base is formed with an incombustible metal sheet having silver-white color for displaying an image projected from a...
7359118 Method for producing mold for use in duplicating light diffusion sheet, light diffusion sheet and method for producing the same, and screen  
A method of producing a mold for use in duplicating a light diffusion sheet is provided. The method includes a step of conducting sandblasting for blasting abrasive material from a blast gun to a...
7350925 Total internal reflection Fresnel lens and optical system using the same  
Described is an optical lens having a light-receiving surface facing a light source and a first structured surface opposite a first portion of the light-receiving surface. The first structured...
7349155 Screen having a layer of reflectors  
A reflector comprises a core and a first dielectric mirror formed over at least a portion of the core to reflect light having a preselected wavelength. The reflector may comprise a plurality of...
7341353 Variable fresnel screen for use in projection device  
A thin rear projection television using a wide angle lens system is provided. In an embodiment, a fresnel screen is used in which there are at least two spatial zones in the screen with different...
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...
7324276 Front projection screens including reflecting and refractive layers of differing spatial frequencies  
Projection screens include a substrate, a reflective layer on the substrate and a refractive layer on the substrate. The reflective layer includes reflective microstructures of about 5 μm to about...
7286101 Image display method and image display system  
Images are displayed on an image display screen by projection light for displaying images onto the image display screen. The image display screen is integrally formed with diffusion/reflective...
7274508 Reflective projection screen with angled sidewalls  
A projection screen includes a plurality of passive elements each having a sidewall surrounding a surface, wherein said sidewall is configured to attenuate light.
7262912 Front-projection screens including reflecting layers and optically absorbing layers having apertures therein, and methods of fabricating the same  
A front-projection screen can include a substrate having first and second opposing sides with an array of optical microstructures on the first side of the substrate and an image reflecting layer on...
7262911 Reflex-type screen assembly  
A reflex-type screen includes a base which has saw-tooth appearance, and an optical absorption layer on one edge of each saw-tooth of the base. The base consists of white resin and includes a...
7256935 Light transmission sheet, rear projection type projector, light transmission sheet manufacturing device, program, and computer-readable medium  
To eliminate ghosts caused by retroreflection of projected light and obtain high resolution images. Fine irregularities 5 are randomly formed on the plane of incidence 2 a of a Fresnel lens...
7253955 Contrast improving sheet and rear projection screen provided with the same  
A contrast improving sheet includes a first optical functional element and a second optical functional element on the viewing side thereof. The first optical functional element has a plurality of...
7253954 Flat valley fresnel lens  
A Fresnel lens. The Fresnel lens includes an input side configured to receive the image and an output side, opposite the input side, configured to display the image. The input side includes a first...
7251074 Projection screen and method for manufacturing the same  
A projection screen and method of manufacturing provides clear images regardless of the brightness of the environment within which the projection screen is used. The projection screen includes an...
7248406 Projection screen  
A projection screen has first transparent particles tinted a first color and second transparent particles tinted a second color.
7239445 Projection-receiving surface that functions in ambient light  
The present invention is a broadband projection-receiving surface that can function as a projection screen. This surface can, even in strong ambient light, provide high gain, prevent glare and...
7230758 Total internal reflection fresnel-lens and devices  
An off-axis Fresnel lens is disclosed that, when combined with a rear projection screen (comprising, e.g., a lenticular lens, a diffuser, or both), enables construction of rear-projection-type...
7221508 Reflex-type screen  
The reflex-type screen includes an aluminum film reflecting layer for reflecting incident light, a lower adhesive layer which is made of adhesive agent, a polarization layer for transmitting the...
7206130 Projection screen and projection system comprising the same  
A projection screen for displaying an image by reflecting imaging light projected from a projector, including a substrate and a projected-image-receiving layer formed on the substrate. The...
7193777 Projection screen and projection system comprising the same  
A projection screen including a polarized-light selective reflection layer having a cholesteric liquid crystalline structure that causes selective diffuse-reflection of a specific polarized-light...
7193776 Screen  
A screen includes a reflecting layer, a reflecting layer, a reflecting layer and a base material in the order of description from the light incidence side, wherein the reflecting layer, reflecting...
7190517 Light diffusing substrate, transmission screen, and display device  
A transmission screen includes a Fresnel lens sheet through which light is projected from a projector to a lenticular lens sheet arranged on a viewer side, as approximately parallel light, and the...
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...
7167307 Projection screen, and projection type display system  
The invention relates to a projection screen and a projection type display device, wherein projection light projected through a single projector is intensively diffused into at least two areas of...
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...
7164536 Optically coupled toroidal lens:hemi-bead brightness enhancer for total internal reflection modulated image displays  
A brightness enhancing structure for a reflective display. A plurality of transparent hemi-beads form a film substantially covering and protruding inwardly from the structure's inward surface. A...
7161737 Projection screen and projection system comprising the same  
A projection screen including a polarized-light selective reflection layer having a cholesteric liquid crystalline structure that causes selective diffuse-reflection of a specific polarize-light...
7158300 Projection screen and its manufacturing method  
The invention provides a projection screen, wherein clear images can be obtained without being influenced by projection environments, the flexibility can be obtained, and its manufacturing cost can...
7158299 Projection screen and projection system comprising the same  
A projection screen includes a cholesteric liquid crystalline, polarized-light selective reflection layer for selectively diffuse-reflecting a specific polarized-light component. The layer has, on...
7158297 Projection screen and projection system comprising the same  
A projection screen includes a polarized-light selective reflection layer having a cholesteric liquid crystalline structure, capable of selectively diffuse-reflecting a specific polarized-light...
7142360 Projection screen and projection system containing same  
A projection screen capable of sharply displaying an image even under bright environmental light with high image visibility. A projection screen has a polarized-light selective reflection layer...
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...
7130118 Dynamic projection screen  
An enhanced-contrast projection screen and method of controlling such screens are disclosed. An embodiment of a dynamic projection screen includes a passive layer and at least one active layer. The...
7123411 Reflective multi-image surface  
A surface containing a plurality of individually-addressable encoded images comprises an array of curved specular reflectors. Reflectance modifying treatment is applied to a first region of at...
7123410 Projection screen and projection system comprising the same  
A projection screen includes a polarized-light selective reflection layer having a cholesteric liquid crystalline structure, capable of selectively reflecting a specific polarized-light component;...
7123409 Projection screen and projection system comprising the same  
The present invention provides a projection screen capable of sharply displaying an image by minimizing the influence of the loss of light that occurs on a polarized-light selective reflection...
7110176 Reflex-type screen  
A reflex-type screen for reflecting obliquely projected light from a projector to a front of the screen. The screen includes a light absorbing base material and a plurality of inclined planes...
7110175 Display screens  
An assembly for use in a projection screen that includes a metal reflective surface, and a layer above the metal reflective surface to reduce an amount of difference in reflectivity of the metal...
7106506 Lenticular lens sheet and projection screen  
A high contrast lenticular lens sheet that can improve the brightness of an image and the angle of visibility. When it is assumed that P represents the pitch of the lens element and H represents...
Matches 1 - 50 out of 259 1 2 3 4 5 6 >