Matches 51 - 93 out of 93 < 1 2


Match Document Document Title
6095652 Projection system  
A projection system incorporating a screen (2, 14) with a substantially achromatic response in a direction substantially perpendicular to the plane of the screen. The screen (2, 14) comprises a...
6092900 Method and apparatus for reducing the formation of spots in laser projection  
A projection surface includes scattering microparticles that are in constant motion in relation to each other and to a source of laser radiation in a laser projection system. The microparticles...
6072545 Video image rotating apparatus  
An image rotating apparatus presents a projected video image upon a rear projection screen that is rotated extremely rapidly about a vertical axis which exactly bisects the picture in the vertical...
5159362 Dimensional transformation system and related method of creating visual effects  
A dimensional transformation apparatus and related method for creating visual effects for use in live and prerecorded entertainment. The system engages an elastic projection screen with a...
5114224 Automatic follow-up projecting system  
A light for an infrared ray) emitting member or a reflective (or an infrared ray reflective) medium is mounted at a predetermined position on an object upon which an image is projected. The light...
5082350 Real time three dimensional display system for displaying images in three dimensions which are projected onto a screen in two dimensions  
A three dimensional display system is shown wherein a scanned light beam is displayed upon a continuously rotating display member rotating about a fixed axis. A first embodiment provides that the...
5080481 Screen simulator window  
A screen simulator window having a window aperture through which a scene may be viewed with a partial screen arranged immediately behind the window. The screen consists of alternately opaque...
4979026 Polarized light 360 degree viewing system  
A viewing system is provided for presenting a real image in space that is rotated extremely rapidly so that an entire audience, regardless of an individual's position about the viewing system, can...
4974946 High contrast display device enclosure system using transparent light polarizing means  
A display device enclosure system for high contrast includes a display volume visible from all radial directions enclosed by a transparent light-polarizing material including perpendicular...
4943851 360 degree viewing system having a liquid crystal display screen encircling a rotatable projection screen  
A viewing system is provided for presenting a projected image upon a rear projection screen that is rotated extremely rapidly about a vertical axis which exactly bisects the picture in the...
4401368 Projecting screen for optical purposes  
A projecting screen for optical purposes which meets the stringent requirements for the reproduction of macroscopic as well as microscopic images in transmission operation. The object comprises...
4390239 Projection screen  
An improved projection screen includes a projection lens for projecting a light image on a diffusion plate and apparatus for laterally moving the projection lens relative to the diffusion plate to...
4343539 Vibration stabilized image projection system  
A vibration stabilized image projection system includes a viewing screen supported on a vibratory platform, an image projector supported off the platform in a relatively vibration-free environment...
4319805 Rotary screen for receiving optical images particularly advertising images  
A rotary screen mounted in the median area of a preferably spherical enclosure, the rear face of which being made opaque except in its central portion, while its front face is perfectly...
4317618 Vibrating screen for image projection  
A vibrating screen for image projection is rotated or subjected to a circular motion or vibration to enhance resolution of the image projected and focused thereon. A circular screen plate or disc...
4168106 Pupil enlargement component for an optical device  
A composite optical component for use in an improved optical system, for example, of the type in U.S. Pat. No. 4,012,109 includes opposed discs having surfaces in contact. The surfaces in contact...
4143943 Rear projection screen system  
A rear projection screen which eliminates speckle by only linear diffuser surface motion. One of a pair of closely spaced plates of the rear projection screen is maintained fixed while the other...
4099831 High magnification optical apparatus with rotatable reflective lenticulated surface  
The invention provides an optical device for use in microscopes and screen projectors comprising a screen formed with multiple lenticular surfaces mechanically traversed at a speed above...
4095882 Projected image display system  
A display system, of the type used by exhibitors to attract attention or to create a desired background, is characterized by new and striking visual effects. The system receives projected images...
4033683 Image viewing apparatus  
In an apparatus for viewing an enlarged image there are provided means adapted to project an image onto a reflective surface which in turn projects the image onto a moving screen. The angle of...
3712708 LENTICULAR PROJECTION SCREEN  
A lenticular projection screen consisting of a plurality of overlapping, spherical concave lenses formed in reflective material. The lenses and the screen are constructed so that projected light...
3610728 SCREEN ORBITING MECHANISM  
A device for orbiting a rear projection screen in which the combination of the screen and the orbiting mechanism eliminates substantially all screen scintillations. The screen comprises a fixed...
3480346 REPRODUCTION APPARATUS AND SCREEN ARRANGEMENT FOR MOVING PICTURE THEATERS  
3473862 OPTICAL SCREEN ORBITAL MOVEMENT SYSTEM  
3441343 CARTOON ANIMATION PROCESS  
3432230 AUDIO-VISUAL UNIT  
3420598 SCREEN ANIMATOR  
3334816 Apparatus for projecting an image on a jet of water  
3316053 Diffuse reflection observation projection screen  
3280696 Vibrating glass screen  
3248165 Moving screen projection system  
3198066 Outdoor advertising device including projection means  
3196456 Collective selector for stereoscopic projections without eyeglasses  
3186299 Device to increase the resolving power in projections on a translucent screen, particularly fit for photogrammetric appliances  
3183772 Action advertising thru projection  
3063333 Stereoscopic picture projection and viewing means for theatres  
3053144 Optical projection display devices  
3020799 Photographic ortho projector  
2974565 Projection system using screen with facets  
2974564 Projection systems  
2857805 Motion picture theater system  
2837008 Kinoptic devices  
2815696 Brightness control means  

Matches 51 - 93 out of 93 < 1 2