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Match Document Document Title
7226167 Autostereoscopic display apparatus  
An autostereoscopic optical apparatus ( 10 ) for viewing a stereoscopic image comprising a left image to be viewed by an observer ( 12 ) at a left viewing pupil ( 14 l ) and a right image to be...
7165842 Autostereoscopic display apparatus having glare suppression  
An improved autostereoscopic display apparatus ( 10 ) forms left and right virtual images for pupil imaging by forming, through a beamsplitter ( 16 ), a real intermediate image near the focal...
7016116 Three-dimensional display system  
An image display system provides a viewer with an experience of three dimensional images by presenting a composite image source. The system includes first and second image sources, a beamcombiner,...
6935747 Image enhancement and aberration corrections in a small real image projection system  
An improved real image projection system comprises, in the primary configuration, a tilted mirror to eliminate ghost reflections, and a unique arrangement allowing the introduction of a second...
6809891 Image display device  
An image display device has a luminous image source operably positioned within a housing for projecting a projected image. The housing has a lens aperture covered by a lens assembly. The lens...
6767099 System and method for displaying physical objects in space  
A real image projection system is provided including a projection system housing with an aperture. This device provides a real image projected into a viewable volume of space relative to the...
6755532 Method and apparatus for monocentric projection of an image  
A monocentric image generation system ( 100 ) for forming a curved image ( 110 ) using a spherical mirror ( 92 ), a beamsplitter ( 102 ) and a ball lens assembly ( 30 ) and, optionally, a field...
6733140 Method of ghost reduction and transmission enhancement for a real image projection system  
A real image projection system includes at least one curved reflector, positioned in a tilted configuration, wherein an optical axis of the reflector is not coincident with a viewing axis, and a...
6612701 Image enhancement in a real image projection system, using on-axis reflectors, at least one of which is aspheric in shape  
A real image projection system comprising two or more optical surfaces of revolution, with at least one comprising an aspheric surface of revolution. The aspheric surface of revolution is of a...
6578971 Self-illuminating concave video screen system  
A self-illuminating video screen system employing a concave display surface which provides for enhanced depth cueing. A method of designing a variety of shapes of self-illuminating video screen...
6497484 Optical imaging apparatus  
An image projecting apparatus is provided to project a real image of an object to be displayed while obscuring the object from view by an observer located exteriorly of the image projecting...
6421182 Apparatus for displaying an image suspended in space  
Apparatus for displaying an image suspended in space comprises an object ( 1 ) for display, a retroreflector ( 2 ) receiving light from the object, a beamsplitter ( 3 ) in a path for light from the...
6375326 Fresnel image floater  
An image projection device includes a Fresnel lens positioned in an optical path of an illuminated image in such a way that light from the image passes twice through the Fresnel lens, once in each...
6356396 Optical system having a generalized torus optical corrector  
An optical system includes a window, an optical corrector formed of a curved piece of a transparent material having a front surface and a back surface, and a sensor system with a sensor positioned...
6323999 Image display apparatus  
An image display apparatus is provided with a screen having retro-reflectivity, a liquid crystal display device displaying an image, a projection optical system projecting the light of the liquid...
6313951 Optical system with zernike-shaped corrector  
An optical system includes a curved window, an optical corrector adjacent to a curved inner surface of the window, an optical train positioned such that the optical corrector lies between the...
6310730 Optical system with asymmetric optical corrector  
An optical system includes a curved window, an asymmetric, scoop-shaped optical corrector adjacent to a curved inner surface of the window, an optical train positioned such that the optical...
6302542 Moving screen projection technique for volumetric three-dimensional display  
This invention relates generally to improved approaches for displaying volumetric three-dimensional (3D) images. The basic idea features improved optical-mechanical mechanisms enabling creation of...
6204973 Apparatus for displaying an image suspended in space  
Apparatus for displaying an image suspended in space comprises an object (1) for display, a retroreflector (2) receiving light from the object, a beamsplitter (3) in a path for light from the...
6062693 Three-dimensional image projecting device  
The invention is intended to provide a three-dimensional image projecting device which is capable of presenting a three-dimensional image observable in a wide visual field without tiring eyes of an...
6028712 Optical system and method for providing corrected optical images  
An optical system includes a housing having an axis of elongation, and a non-spherical window affixed to the housing. An optical corrector, preferably in the form of an aspherical strip of...
5956180 Optical viewing system for asynchronous overlaid images  
An optical viewing system for producing multiple image displays comprises a first screen for displaying a first two-dimensional image on a first electronic display device at a first predetermined...
5954414 Moving screen projection technique for volumetric three-dimensional display  
This invention relates generally to new and improved approaches for displaying volumnetric three-dimensional (3D) images. The basic idea features new optical-mechanical mechanisms enabling creation...
5949389 Imaging system  
A method of producing a three-dimensional image comprises the steps of: sequentially producing images of depth plane contours of an object by tracing the images representative of the contours in...
5886818 Multi-image compositing  
Image compositing apparatus and methodology for the creation, in a defined volume of three-dimensional space, of a composite organization of plural images/visual phenomena, including at least one...
5877894 System for viewing omnidirectionally projected images  
An omnidirectional viewing system for enabling viewers to view projected images from a plurality of positions about the system. The omnidirectional viewing system includes a plurality of...
5680250 Viewing assembly including prisms and mirrors rotatable about axes transverse to the line of sight  
A viewing assembly for viewing a two dimensional object in three dimensions is disclosed which has vision directing means for converging the lines of sight of a user of the viewing assembly to...
5606454 Volume display system and method for inside-out viewing  
A system wherein the observer can be positioned at the interior of a three dimensional display and observe the display looking outwardly therefrom. In accordance with a first embodiment of the...
5589980 Three dimensional optical viewing system  
Optical viewing system for producing a simulated three dimensional image. The system includes electronic equipment for displaying an image on a first electronic display device. Additional...
5572375 Method and apparatus for manipulating, projecting and displaying light in a volumetric format  
The apparent position of a three-dimensional volumetric image can be "translated" or moved away from image generation apparatus by employing an image translation chamber comprising two concave...
5545561 Contrast chamber for spotlighting bacterial colonies with respect to the culture medium thereof  
The contrast chamber for spotlighting bacterial colonies with respecto to their culture medium performs the automatic counting, through the use of an automatic processor connected to a reading head...
5537251 Rotating screen picture display apparatus  
A picture display apparatus includes a picture generating device for generating a rotating picture and a screen rotating on a rotary axis. A first mirror turns on the rotary axis and reflecting a...
5529828 Enhancement of electromagnetic barrier properties  
A method and structure for enhancing electromagnetic barrier properties including a substrate, a coating deposited upon the substrate, and a plurality of sets of patterns microembossed upon the...
5508763 Projector  
The projector has an essentially afocal projection system, in particular for the reproduction of three-dimensional images. This system has a system of convex lenses (1) on the side of the object...
5457508 Display devices  
A display device includes a projector and a translucent hemispherical screen disposed in a black box, with the axis of the hemisphere extending perpendicular to a surface on which an image from the...
5347644 Three-dimensional image display device and systems and methods for implementation thereof  
This invention relates to a three-dimensional image display device comprising two or more parallel elements, each element being formed from a transparent material, each element having a coating...
5327284 Device for deriving three dimensional effects from a single two dimensional image  
An optical device which provides a three dimensional view of a two dimensional image, such as a television picture. A plurality of mirrors is utilized to present to the two eyes images which are...
5311357 Device for the creation of three-dimensional images  
Apparatus for creating a three-dimensional image in space of an object. The device employs concave mirrors positioned in a unique arrangement with respect to one another so that the clarity and...
5310576 Enhancement of electromagnetic barrier properties  
A method and structure for enhancing electromagnetic barrier properties including a substrate, a metallic layer deposited upon the substrate by vacuum metalization, and a plurality of sets of...
5299058 Method of reproducing mirage-like phenomenon  
A method of reproducing a mirage-like phenomenon which comprises forming a structure comprising at least two see-through phases wherein the density of a lower phase in contact with an upper phase...
5231538 Volume display optical system and method  
There is disclosed a method and system for controlling the optics of a coherent light source impacting a three dimensional defined volume. The system uses a scanner to time and spatially position...
5172266 Real time three dimensional display  
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...
5161054 Projected volume display system and method  
A method of viewing a three dimensional display and structure therefor which comprises providing a three dimensional display, providing a projection surface which is a sector of a substantial...
5148310 Rotating flat screen fully addressable volume display system  
A rotating flat screen fully addressable volume display system incorporates a rotating flat screen upon which is projected a two-dimensional scanned image. The rotating screen serves to decode the...
5087111 Mat selection device  
A hand held or table positioned mat selection device (FIG. 1) in which the viewing eyepiece (28) is used to restrict the field of view to a mat or mats (FIG. 13: 40A, 40B and 40C) and their...
4714319 Apparatus for relief illusion  
A means and method of generating disparate information for imparting depth perception to an image. An image is formed with a shadow from a plurality of energy sources. The energy sources each...
4490745 Illusion creating visual display device  
An optical viewing device for creating an illusory image from a light source such as a cathode ray tube which includes mirrors for viewing the light source along plural paths through separate...
4232968 Optical comparator with 3-D image  
An optical comparator which provides confronting images of a pair of similar objects being compared, the images having a pronounced 3-D effect when viewed with a single eye. Images of the two...
4140370 Planar optical viewing screens and lenses  
An apparatus for producing a simulated three-dimensional psycho-image from a conventional two-dimensional image comprises a screen of transparent material having integral, alternate layers of...
3632184 THREE-DIMENSIONAL DISPLAY  
A varifocal mirror is typically comprised of a thin aluminized Mylar film that is stretched over a loudspeaker driven sinusoidally at low frequencies. When an object is placed a short distance from...
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