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7549755 |
Projection optical system and projection display device using the same
A projection optical system having a magnification side and a reduction side for forming a magnified image on a magnification side image surface conjugate with a reduction side conjugate image...
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5394198 |
Large-screen display system
A folded, magnifying, front projection arrangement for video displays includes a video image source, such as a flat panel display unit out of the user's field of view, projects its image onto a...
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5157503 |
Near-infinity image display system
A near-infinity image display system (10) has a convex faceplate cathode ray tube (12) positioned with respect to a concave mirror (14) such that the cathode ray tube (12) is in front of the center...
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4978217 |
Luminous screen projector
An apparatus and method for projecting optical images from electronic devices with luminous screens such as television receivers or computer terminal displays includes an image inversion means and...
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4623223 |
Stereo image display using a concave mirror and two contiguous reflecting mirrors
Stereo views of a scene are reflected by plano mirrors onto a concave mirror. The plano mirrors are positioned to cause the reflected light from the concave mirror to converge on and cross the...
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4383740 |
Infinity image visual display system
An infinity image visual display system comprising an input image source, a concave projection mirror, a concave eyepiece mirror and a single path-folding beamsplitter. The projection mirror images...
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4229761 |
Illusion transmitter
A real time illusion transmitter for transmitting three dimensional illusions of an object comprising a first parabolic mirror for producing a real image of an illuminated object, image detection...
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4163990 |
Color television projection system
A system for projecting a color television image is described which comprises a plurality of cathode ray tubes, each of different monochromatic color and each having an image display screen, an...
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4060835 |
Viewing head
The invention of this disclosure is a viewing head that packages a spherical mirror, beamsplitter, and cathode ray tube (CRT) in an enclosed container. The process of assembling the viewing head...
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3943282 |
Projection television apparatus
An improved television system and apparatus is provided in which a large size image is projected from the face of a cathode-ray tube viewing screen to a larger display screen. The display screen is...
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3590155 |
PHOTOCHROMIC DISPLAY SYSTEM
An optical system for displaying information. Information is written by a cathode-ray tube which has a fiber optic faceplate. A dichroic mirror is deposited on the outer surface of the faceplate. A...
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3539721 |
WIDE ANGLE TELEVISION PROJECTION DEVICE
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3400214 |
Data handling system with screen made of fiber optic light pipes containing photochromic material
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3215032 |
Device for projecting a configuration on a flat carrier simultaneously onto projection screen and a pick-up tube of a television camera with the aid of the same projection objective
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3048654 |
Television projection tube alignment
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3041496 |
Television receivers
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2960615 |
Electron discharge tubes for forming images on display screens
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