Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 7251412 | Backlight modules using diffraction optical elements Direct backlight modules using diffraction optical elements are provided. A direct backlight module includes a light source and a diffraction optical element, wherein the diffraction optical element is disposed above the light source. By properly arranging the phase... | 07/31/2007 |
| 7227510 | Method and apparatus for seamless integration of images using a transmissive/reflective mirror An integrated display system includes multiple displays and a transmissive/reflective mirror with a mirror face. Images from display areas of one or more displays are passed through the mirror face and provided to a viewer. Images from display areas of one or more d... | 06/05/2007 |
| 7177080 | Method and a device for bi-monocular image transfer A viewing arrangement includes an image generator having a single, two-sided display screen having a front and a back side which display a front image and a back image, respectively, of a translucent or transparent image generated by the image generator; two eyepiec... | 02/13/2007 |
| 7170480 | Video display apparatus A color video display apparatus comprises a pixel array with each pixel containing one or more LEDs for generating each of the selected colors and a diffractive optical element positioned in front of the array to form the transmitted light into a substantially ellip... | 01/30/2007 |
| 7168809 | Stereoscopic display apparatus It is made possible to view a high-resolution clear stereoscopic image from any direction without taking the projection timing of two-dimensional images into consideration. First and second polygonal mirrors each including mirrors arranged in a ring form around a ro... | 01/30/2007 |
| 7150531 | Autostereoscopic projection viewer An autostereoscopic viewer is employed to produce aberration corrected images to simulate a virtual presence by employing pairs of projector optical components coupled with an image corrector plate and a field lens. Images are designed with magnifications and optica... | 12/19/2006 |
| 7086735 | Enhancement of visual perception A system, device within a system, and a method for enhancing visual perception in a two-dimensional image is disclosed, providing the induction of retinal disparity in the viewer by a device with which the two-dimensional image is viewed. With fusion of the retinall... | 08/08/2006 |
| 7073908 | Enhancement of depth perception A system, device, and method for enhancing depth perception in a two-dimensional image is disclosed providing the induction of retinal disparity in the eyes of the viewer by the placement of a visually identifiable object in front of the two-dimensional image. Upon ... | 07/11/2006 |
| 7061678 | Stereoscopic display device with two back light sources The present invention is a stereoscopic display device including a transmissive image reproducing element, two light sources, an optical apparatus to direct the light emitted by one light source towards the right eye and to direct the light emitted by the other ligh... | 06/13/2006 |
| 6969174 | Apparatus and method for volumetric image reconstruction of volumetric images A volumetric display apparatus is disclosed which includes, one or more movable generator means to receive a multitude of light sources, wherein said light sources have a non-linear spatial distribution and are independently accessed for unequal access durations, in... | 11/29/2005 |
| 6606078 | Multi-view image display system A multi-view image display system provides a plurality of multi-view three-dimensional (3-D) images, using the mask type of image arrangement plate where the images grouped by corresponding pixels are arranged in a same order as that of the pixels. Each p... | 08/12/2003 |
| 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 display surfaces by varying certain parameters of a common ma... | 06/17/2003 |
| 6078423 | Stereoscopic display device A display device includes an image bearing device for generating one or more viewable images, optical elements for generating one or more viewing zones for viewing the viewable images, and an optical element with positive optical power. The elements are a... | 06/20/2000 |
| 6008939 | Method of color correction in a color video display system Low-cost complex plastic optics allow biocular viewing of video images generated by a single electro-optic display device, such as in a head-mounted display (HMD) for commercial or medical viewing applications. A dual off-axis configuration uses nearly co... | 12/28/1999 |
| 5943166 | Stereoscopic image display apparatus including a parallax barrier and an optical element including diffraction means This invention relates to a stereoscopic image display apparatus, which comprises a two-dimensionally array of light modulation elements for modulating light in correspondence with a stripe synthesized image obtained by alternately arranging stripe image ... | 08/24/1999 |
| 5894364 | Stereoscopic image display apparatus A stereoscopic image display apparatus includes an image display apparatus main body and a multi-angle image information generating unit for generating image information for a plurality of viewing angles from which a three-dimensional object is viewed. Th... | 04/13/1999 |
| 5831765 | Two-dimensional/three-dimensional compatible type image display The 2-D/3-D compatible type image display according to the present invention is constructed by arranging a liquid crystal panel which is a display panel, a dispersed type liquid crystal panel which is a diffusing effect on/off panel, a light separating me... | 11/03/1998 |
| 5751479 | Three-dimensional display A 3-D display including a light source which emit lights in a flat plate shape, a liquid crystal panel for color images which displays left eye images and right eye images respectively with left eye pixels and right eye pixels, and color filters each bein... | 05/12/1998 |
| 5748389 | Optical pedestal and method for using the same An optical housing (30) includes an optical pedestal (10), a light-blocking mask (31), and a translucent light diffuser (32). The optical housing (30) is used to inspect a work piece (51) placed on a top surface (21) of the optical pedestal (10). Diffusiv... | 05/05/1998 |
| 5673147 | Stereo video endoscope objective lens systems A stereoscopic objective lens system for video endoscopes and borescopes includes two full-diameter doublets and two identical half-diameter ball lenses. The full-diameter doublets collimate object points, imaging object points to infinity. The full-diame... | 09/30/1997 |
| 5629797 | Autostereoscopic image system An autostereoscopic image system involving a composite picture, a second filter containing horizontal alternately polarized and/or colored bands and a first filter containing vertical alternately polarized and/or colored bands. The first filter may be cov... | 05/13/1997 |
| 5596402 | Viewing device and method for ascertaining simultaneously optical color shift characteristics of an optically variable device A viewing device for use by an observer to ascertain the authenticity of an instrument of value having an image formed from an optically variable device. The viewing device includes a frame structure which permits viewing of the image in a fixed spatial o... | 01/21/1997 |
| 5410345 | Stroboscopic illumination system for video displays In a flat panel autostereoscopic display full resolution equal to the number of pixels in the two-dimensional light valve array, which serves to generate images, is achieved by incorporating an illumination system which makes use of stroboscopic light sou... | 04/25/1995 |
| 5129716 | Stereoscopic video image display appliance wearable on head like spectacles Object of invention is such an appliance which is suitable for stereoscopic displaying of video images. It is wearable on head having a common stiff frame with two video image displays built in it; then an optical system, containing lenses and mirrors or ... | 07/14/1992 |
| 4695130 | Camera flash attachment for three dimensional imaging systems 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 having a different locus. In one embodiment, using only two ene... | 09/22/1987 |
| 4641919 | Stereoscopic viewer for aerial photographs The invention relates to a stereoscopic viewer for aerial photographs. In this viewer, optical means permit simultaneous examination, through two eyepieces, of corresponding points in two successive panoramic photographs in the film to be examined. The op... | 02/10/1987 |
| 4196966 | Binocular magnification system Binocular magnification, and magnification and illumination apparatus are disclosed. The apparatus is lightweight and mounted on a head harness, and is especially suited for use by surgeons. In a disclosed embodiment, the apparatus combines Galilean-type ... | 04/08/1980 |
| 4116533 | Stereoscopic viewer A viewer for a stereoscopic filmstrip and a method of manufacturing such a filmstrip are described. In the specific embodiment, the filmstrip is in the form of a continuous loop which is advanced by a lever-operated film transport mechanism.... | 09/26/1978 |
| 4078850 | High intensity tracking spot illumination system for microstereoscopes and the like A pair of horizontal rods of fiber optic bundles extend into a light box from external high intensity light sources. Light from the rods is directed upwardly via fixed mirrors, and thence horizontally and vertically to a viewing plate via pairs of mirrors... | 03/14/1978 |
| 4073569 | Prismatic stereoscopic viewer A stereoscopic viewer using a prism to separate the two images and capable of producing a stereoscopic effect from one image due to refraction in the prism; in one embodiment a V shaped slide mount containing one transparency normally oriented and a secon... | 02/14/1978 |
| 4037926 | Photographic film reading instrument A photographic film reader mountable on a person's head provides X and Y axis movement for a film lamina, illumination for one or more portions of the film and an image magnifier for the illuminated portions.... | 07/26/1977 |
| 3988844 | Lighting system for compatible stereo viewer An internal or self-contained lighting system for a viewer utilized in a viewing system which permits the stereoscopic viewing of a photograph, or the like, said photograph also being adapted for two dimensional viewing or display when not being viewed in... | 11/02/1976 |
| 3980394 | Stereo viewing A stereoscopic camera having wide angle lenses separated by the normal interpupillary distance photographs a scene on separate 38 mm-square frames of 120-size film strip to provide a left slide and a right slide. The stereoscopic viewer for viewing these ... | 09/14/1976 |
| 3942884 | Interactive audio-visual apparatus A device for the viewing of photo-images and the presentation of sound recordings corresponding to such photo-images, which device may be controlled by the user to provide substantially random access to any photo-image and the sound recording correspondin... | 03/09/1976 |
