Matches 1 - 50 out of 58 1 2 >
Match Document Document Title
7470030 Cabinet-surface-mounted projection lens and methods  
A projection system includes a cabinet having a surface with an aperture therein, a projector disposed within the cabinet, adapted to project light through the aperture in the surface of the...
7419266 Projector  
A projector includes a laser beam source that outputs a laser beam and modulates the laser beam in a beam form based on an image signal, a scanning unit that scans the laser beam output by the...
7399093 Reflection mirror of projection television and fabrication method thereof  
Disclosed is a reflection mirror of a projection television to prevent the frame of the projection television from being deformed and to fabricate the projection television with ease. The...
7388666 Probe assembly with a light hood and a detecting instrument equipped with the same  
A probe assembly used in testing instrument for determining optical signal within a test cell, comprising a top plate ( 5;205 ) with a through-hole ( 52;250 ) therein; a cylindrical light hood (...
7370972 Two-dimensional image display device  
In a two-dimensional image display device, speckle noise is reduced by a simple construction. A two-dimensional image display device for displaying an image by projecting coherent light onto a...
7300158 Projection display apparatus  
The invention concerns a display apparatus with an imager illuminated by an illumination system and with an imaging system projecting an image on a viewing screen, wherein the brightness of the...
6995906 Projection unit  
A rear projection unit has a screen mounted in a frame which supports a projector at a desired position in relation to the screen. The projector can thereby be positioned in various ways and the...
6967839 Cooling device for light valve  
A cooling device includes a printed circuit board having a hole, a light valve disposed on the front surface of the printed circuit board, and a thermal diffuser disposed on the back surface of the...
6921174 Projection television cabinet having a one-piece reference structure  
A cabinet for a projection television system, the cabinet including a one-piece molded structure for mounting the components, and reference surfaces unitary with the structure, for mechanically...
6631997 Light-source device and projection type display device  
A light-source device comprising: a rod integrator having an injection end and an emitting end; a lens unit for collecting a luminous flux emitted from the emitting end; and, a diaphragm. The rod...
6494582 Projection monitor having darkroom  
The present invention relates to a projection monitor, and in particular to a projection monitor having a darkroom casing capable of preventing a penetration of a foreign material and any leakage...
6400506 Visually seamless image system  
A baffle and screen arrangement for use in a rear projection display system with multiple imagers with the baffle being positionable with respect to the display screen of the console unit so that...
6356439 Glare reducing hood for a laptop computer monitor  
A glare reducing hood for a laptop computer monitor made of a fabric closure structure attached to and supported by an endless frame member. The closure structure has a mounting end that defines a...
6219183 Compact rear projection display with telescopic screen and variable image size  
A rear projection display is disclosed having a projection device, a screen, and a screen moving device. The projection devise projects an image, the screen is provided for displaying the image,...
6164780 Image display apparatus  
An image display apparatus includes a storage display element having a screen portion which receives image light from its back side and stores and displays an image, and a light blocking mechanism....
6046754 Display shutter device for view protection on a portable computer  
A portable computer system having a shutter for protecting a display screen. The shutter device is disposed integrally within the bezel of a portable computer. The shutter device can be disposed...
5993006 Apparatus for synthesizing and displaying images  
An apparatus synthesizes the image of a viewer and a second image into a synthesized image and displays the synthesized image. The apparatus is capable of aligning the line of sight of the viewer...
5690772 Method for mass-producing eccentric Fresnel lens sheets  
A method for mass-producing eccentric Fresnel lens sheets comprising the steps of: preparing a number of concentric Fresnel lens sheets; dividing the concentric Fresnel lens sheets into a first set...
5637359 Plastic substrate liquid crystal display device, method of making, and product produced by the method  
There is provided a plastic liquid crystal display device in which an aligning film processing can be carried out at 150 to 180° C. and which can have optical characteristics comparable to those...
5485226 Hood assembly for a video display unit  
A hood assembly for a display such as a VDU display comprises a partially reflecting mirror made from sheet material having a relatively low light transmittance, in the range 25% to 45%, and most...
5274480 Projection type display apparatus having an aperture stop means including non-circular openings  
A projection type display apparatus comprises a light source optical system having an anisotropic luminance distribution, a transparent-scattering type display element for controlling light emitted...
5160951 Rear view projection system  
A rear view projection apparatus for viewing from a rear screen side the images projected onto the screen front side. This apparatus comprises a projector, a screen made of a transparent plastic...
4979813 Opaque projector  
An opaque projector includes a light source, a stage through which the light radiating from the light source passes and on which an object is placed, a projection mirror for reflecting light...
4730919 Slide viewer  
A folding slide viewer has a rear projection screen which swings into a ft position for storage. In a second, operating position, the projection screen it is provided with a lightproof bellows. The...
4612583 Image enhancing television attachment  
An attachment for a television receiver composed of four trapezoidal panels adapted to be attached to the viewing screen of the television set and having reflective or mirrored inner surfaces...
4357771 Optical filter device  
An optical filter transforms defined color light images from television sets, projectors, and the like, into an endless variety of color abstracts. A plurality of light-collector channels conduct...
4213679 Projector  
A motion picture projector in which projector mechanisms are incorporated in the body of a carrying case, the opening of which is covered by a panel structure on which a reel setting portion and an...
4209237 Drawing device  
A device for projecting images from a film strip onto a suitable sheet of drawing paper includes a housing having a source of illumination mounted on the interior. A drawing surface is provided on...
4157214 Apparatus for showing microdocuments  
A compact microimage viewing apparatus is disclosed which utilizes a low intensity light source with wide-angle projection optics to provide a clear and highly illuminated image to the viewer. To...
4120575 Test tube projection system and method  
A system for the projection of the magnified image of the liquid contents on the wall of a test tube includes a light-tight cabinet, a light source, a test tube holding means which preferably...
4097902 Television light shield  
This device is designed to be affixed to the television screen for functional value is based upon a general enhancement of the picture, yielding a more sensual viewing experience. The capacity of...
4082440 Compact microform reader  
A portable microform reader is provided with a microform carrier and a projection system for projecting an enlarged real image of the information carried on a portion of the microform onto a...
3930723 Method and apparatus for viewing pictures  
A concave mirror is positioned at an angle to a flat surface containing a picture so that a viewer can view the picture as reflected to his eye by the concave mirror. Masking is provided about the...
3907420 Microfiche and reader  
A microfiche having one surface embossed or molded to define a multiplicity of small lenses (lensettes) intecral with the microfiche. Each micro-image is stored directly below a corresponding...
3849598 TELEVISION SCREEN LIGHT SHIELD  
An extremely simple and inexpensive light shield or shroud for television screens, adjustable in nature, for encirlcing the screen of a television set (or the front end of the set itself), thus...
3825333 SHROUD STRUCTURE FOR A MICROFILM READER  
A shroud structure for a microfilm reader comprises two movable members, each of which is pivotally mounted on the reader housing adjacent a respective opposite edge of the viewing opening. Each...
3804504 MINI-THEATER  
A mini-theater for use in projecting images comprising a readily portable housing adapted to support a projector and having a rearwardly disposed mirror and an upwardly and forwardly disposed rear...
3781102 MODULAR STRUCTURE FOR VIEWING APPARATUS  
A viewing apparatus comprises at least two or, in some instances, three distinct modules. A base module includes a light source, a condenser lens system, a projection lens system, and a carrier for...
3744893 VIEWING DEVICE WITH FILTER MEANS FOR OPTIMIZING IMAGE QUALITY  
A device for viewing an image projected onto a front surface screen comprises a housing provided with a viewing opening and within which said screen is mounted. Filter means is arranged within the...
3733436 VIEWING SHIELD FOR DISPLAY DEVICE  
A four-sided light shield assembly for a television receiver or other image-exhibiting apparatus, in which the side panels have a hinged construction allowing the assembly to be folded to flat,...
3720462 MICROFICHE FILM READER  
A reader for microfiche transparencies having a plurality of images arranged thereon in an X-Y format comprises a housing in which a light-tight casing is arranged which carries a projection lens...
3704054 FOLDING MIRROR AND SCREEN ASSEMBLY  
A folding mirror and screen assembly for use with projectors, viewers, or the like is disclosed which includes a mirror unit and screen pivotally mounted on a base means and a support arm pivotally...
3657474 PSYCHEDELIC DEVICE ATTACHABLE TO FRONT OF TELEVISION TUBE  
The disclosure describes a psychesthetic device for attachment to a television screen or tube face for the production of moving variously colored light patterns for direct or indirect visual...
3603679 PROGRESSIVELY ILLUMINATED SIGNS  
Illuminated signs are disclosed. Each of these signs has a viewing screen located with respect to a projector so that any of a series of different film or transparency frames may be projected on...
3475091 MICROFILM READER DEVICE  
3418043 Apparatus for displaying characters selectable by digital data  
3282151 Projection apparatus  
3271096 Projector construction  
3267801 Micro-image viewer  
3224326 Projector viewer  
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