Matches 1 - 50 out of 159 1 2 3 4 >
Match Document Document Title
7443588 Optical diffuser for producing a circular light field  
The optical diffuser has a transparent base body with a first surface, which is divided into facets. Each facet has an elevation or a depression correlated or associated with a second curved...
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...
7436593 Screen, fresnel lens sheet used therefor, and image display apparatus using the same  
Images that are bright even on the periphery of a transmissive screen are obtained by reducing reflection loss of the screen when the screen incident angle of the image light entering the upper...
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...
7417794 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...
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...
7403335 Screen, Fresnel lens sheet used for the same, and image display apparatus using the same  
The present invention provides a screen suitable for reducing the longitudinal dimension of a set. The present invention includes two prism sections. One is a totally reflective prism section ( 10...
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...
7357558 LCD display backlight system with improved color mixing and efficiency  
A LCD display backlight system with improved color mixing and efficiency comprises a reflective surface, a plurality of light sources mounted on the reflective surface, a plurality of fractional...
7356211 Lighting system  
A stereoscopic display device is provided. The stereoscopic display device includes an optical waveguide member and a first main surface and a second main surface. The first and second main...
7354164 Dispersing and polarizing light filter  
An optical filter includes an array of light-transmissive beads in a matrix of opaque binder that surrounds one portion of the beads to provide light entrances and exit apertures for incident light...
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...
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...
7339758 Etching method, a substrate with a plurality of concave portions, a microlens substrate, a transmission screen and a rear projection  
An etching method is disclosed. The etching method includes the steps of: preparing a substrate 5; forming first and second films 61, 62 each having predetermined internal stress on the...
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...
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...
7277227 Fresnel lens sheet, transmission screen provided with the same and rear projection display  
A Fresnel lens sheet has an entrance surface ( 1 a ) and an exit surface ( 1 b ). A plurality of prisms ( 2 ) each having a refraction surface ( 3 ) and a total-reflection surface ( 4 ) are formed...
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...
7234817 Liquid crystal projection system  
A projection system is provided. The projection system comprises a projector for producing a polarized light for projecting an image and a projection screen on which the image projected by the...
7173761 Fresnel lens sheet  
The present invention provides a Fresnel lens sheet capable of successfully avoiding the “collapse”, “abrasion” and “moire” problems. A Fresnel lens sheet constitutes, together with a...
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...
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...
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...
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...
7099079 Diffuser panel for rear projection screen and such rear projection screen  
A plurality of reflecting mirrors ( 322 ) extending in the vertical direction of a screen are provided in parallel as appropriate between a light incident surface and a light exiting surface. The...
7088515 Autostereoscopic lens sheet with planar areas  
A dual mode autostereoscopic lens sheet. The lens sheet has at least one refractive region and at least one non-refractive region. When the lens sheet is held in intimate juxtaposition with a...
7075718 Transparent screen and projection display apparatus  
A transparent screen includes a refraction/total reflection plate in a form of a Fresnel lens, the refraction/total reflection plate having a sawtooth surface upon which light is incident and...
7072108 Enhanced contrast projection screen  
A projection screen is provided that includes a display surface having a plurality of elements. Each element has an optical property that is responsive to an appropriate applied voltage. The...
7057813 Projection screen and projection system comprising the same  
The present invention provides a projection screen capable of sharply displaying an image even under bright environmental light, of improving brightness distribution and viewing angle, and of...
7057810 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...
7057809 Projection screen  
A clear image unaffected by the brightness of the projection environment. The projection screen according to the present invention is a projection screen for projecting thereupon narrow-band...
7054063 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...
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...
7035006 Screen for image display apparatus, method for manufacturing screen for image display apparatus, and image display apparatus  
A screen for image display apparatus according to the present invention has a base member, a light absorption layer formed on the base member and adapted for absorbing light of a visible light...
7016096 Transmission wavelength characteristics variable optical element, and wavelength characteristics variable apparatus, optical amplifier, and optical transmission system, using same  
An object of the invention is to easily realize an optical element using an etalon type structure, capable of changing a periodic transmission wavelength characteristic in an axial direction of...
7012743 Lenticular lens sheet and projection screen  
A high contrast a lenticular lens sheet that improves the brightness of an image and the angle of visibility. The width A, between the lens elements on a light-emission side and a side wall of a...
7009771 Optical element containing an optical spacer  
Disclosed is an optical element containing a rough surface having a roughness average equal to at least 5 micrometers wherein the rough surface contains at least two roughness populations in which...
6952295 Hologram screen and hologram display  
A hologram screen 1 displays an image by diffracting and scattering image light 31 projected from an image projection apparatus 2 . An upward/downward light scattering device 13 , which...
6939014 Liquid transmissive filter having anisotropic properties and method of fabrication  
An optical filter includes an array of light-transmissive beads in a matrix of light absorbing binder that surrounds one portion of the beads to provide light entrances and exit apertures for...
6927908 Visual display screen arrangement  
A visual display screen ( 100 ′) such as an LCD screen is provided with a display area ( 30 ) for displaying an image. The display area ( 30 ) extends as far as an optically inactive region ( 60...
6870674 Lens sheet and method of manufacturing the same  
In a lens sheet, a lens portion ( 3 ) made of activation energy curing resin such as ultraviolet curing resin has a plurality of lens units, the lens portion ( 3 ) is disposed on at least one side...
6865023 System for collecting and displaying images to create a visual effect and methods of use  
The present invention relates in general to a system (and its methods of use) for collecting and displaying images so as to create a visual effect and, more particularly but not by way of...
Matches 1 - 50 out of 159 1 2 3 4 >