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| Number | Title | Issue Date |
| 7626763 | Flexible laser safety curtain A flexible laser safety curtain is disclosed that utilizes a plurality of columns flexibly attached to one another along their longitudinal edges in such a manner as to create a curtain of columns. The base of each column contains a cavity within which at least one ... | 12/01/2009 |
| 7356211 | Lighting system A stereoscopic display device is provided. The stereoscopic display device includes an optical waveguide member and a first main surface and a second main surface. The first and second main surfaces face each other. A first light path changing member is provided on ... | 04/08/2008 |
| 7277226 | Radial multiview three-dimensional displays A 3D display may comprise a rotating optical diffuser screen; and a projector for projecting images through the rotating optical diffuser screen. The rotating optical diffuser screen may be structured to optically create an exit pupil, said exit pupil having a limit... | 10/02/2007 |
| 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 |
| 7162083 | Image segmentation by means of temporal parallax difference induction An image compositing and compression method based on the creation and processing of parallax differences in motion photography. A parallax scanning MOE lens creates discrete parallax differences in the objects in the recorded scene that are perceived by the viewer a... | 01/09/2007 |
| 7124425 | Audio/video system and method utilizing a head mounted apparatus with noise attenuation A head mounted display in a video/audio system includes a display device, a head mount, noise reduction devices, and a speaker. The display device is coupled to the head mount and produces visual images based on received video signals. The head mount is mounted on t... | 10/17/2006 |
| 7046440 | 3-D vision system for swimming pools A decorative treatment for swimming pools provides underwater anaglyphs for adhesion to the pool sides and filtering stereoscopic underwater goggles for use by swimmers in viewing the anaglyphs. ... | 05/16/2006 |
| 6873460 | Retractable rear projection display A retractable screen system suitable for portable, hand held computing and communication units joins a number of optical sheets to form a rollable, extendible and retractable projection sheet. The resulting folded optical system provides a lightweight, portable unit... | 03/29/2005 |
| 6798573 | Device for generating a 3-D image from two 2-D pictures A device for generating a 3-D image includes a tubular body with liquid filled therein and two protrusion portions extrude from one side of the body. Two stereoscopically related two-dimensional pictures are located on another side opposite to the side having the tw... | 09/28/2004 |
| 6768584 | Devices adapted to be held at eye level by apparatus A viewing device (10) adapted to be held at eye level by an apparatus (14) comprises a housing (16) designed to fit within a tray (12) of the apparatus (14), two eyepieces (22) mounted to a proximal end (24) of the ho... | 07/27/2004 |
| 6641900 | Modified copolyesters and improved multilayer reflective films A multilayered polymer film includes a first set of optical layers and a second set of optical layers. The first set of optical layers is made from a polyester which is often birefringent. The polyesters of the first set of optical layers typically have a... | 11/04/2003 |
| 6623120 | Video projection system and design method therefor A video projection system employing a concave video screen which provides for enhanced depth cueing. A method of designing a variety of shapes of video screen surfaces by varying certain parameters of a common master equation. Video screen surface shapes ... | 09/23/2003 |
| 6608718 | Method and system for creating false three-dimensional images for amusement A method and system for producing false three-dimensional images for amusement may be used in haunted houses, fun houses, or similar attractions found at fairs, amusement parks, and/or tourist areas. The method includes forming specific color and geometri... | 08/19/2003 |
| 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 |
| 6554430 | Volumetric three-dimensional display system The invention features a volumetric display system including an optical relay, a motor, a support structure coupled to the motor, a projection screen disposed on the support structure, and a projection optic. During operation, the projection optic receive... | 04/29/2003 |
| 6550923 | Mirror surface angle adjusting device A mirror surface angle adjusting device is provided which can be used at both left and right outer mirror devices of a vehicle. At a mirror driving unit, positional relationships between respective points (fulcrum of swinging A1 and A2, first adjusting po... | 04/22/2003 |
| 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 object to the retroreflector, and a concave mirror (4) between ... | 07/16/2002 |
| 6392798 | Apparatus for holding viewing devices at eye level An apparatus (10) for conveniently holding a viewing device (20) at the eye level of the user is provided, which allows the user to properly position the device (20) for ease of use without the need for continually holding the device (20), and also allows... | 05/21/2002 |
| 6327493 | Light scanning devices of a water-tight structure to be inserted into a body cavity to obtain optical information on inside of a biological tissue A light scanning device has a tip structure which includes a light scanning part connected to a light source, and which is insertable into a body cavity and is formed so as to be water-tight. A controlling part controls the light scan through the tip stru... | 12/04/2001 |
| 6304287 | Image viewing device and operation unit for said image viewing device, accessories used with said image viewing device, a facility in which said device and accessories are used, and method of using said image viewing device In order to allow the user to see the surrounding area without obstructing the image so that he may use an operation unit or eat and drink while viewing the image while leaving an image viewing device mounted on the head, at least a part of the frame unit... | 10/16/2001 |
| 6266186 | Creative art kit for producing and viewing stereoscopic creative art images A creative art kit is provided for producing and viewing stereoscopic images. The kit includes a pigmented medium that is adapted to be applied to a surface and which includes a luminescent material as a component thereof. The kit also includes a viewer t... | 07/24/2001 |
| 6259565 | Display apparatus A semi-spherical system holding mechanism 8 such as to cover the head portion of the user is provided in the upper portion of a user holding mechanism 9 such as chair, sofa, or the like. A display apparatus 7 is fixed in the system holding mechanism 8. In... | 07/10/2001 |
| 6243207 | Display apparatus A semi-spherical system holding mechanism 8 such as to cover the head portion of the user is provided in the upper portion of a user holding mechanisms 9 such as chair, sofa, or the like. A display apparatus 7 is fixed in the system holding mechanism 8. I... | 06/05/2001 |
| 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 object to the retroreflector, and a converging lens (4) between... | 03/20/2001 |
| 6183088 | Three-dimensional display system A three-dimensional display system is disclosed which includes a display target that receives a projected image and that rotates about an axis to form a three-dimensional image from the projected image. The display target has front and back surfaces that ... | 02/06/2001 |
| 6169629 | Method and apparatus for three-dimensional image recording/reproduction A three-dimensional image recording/reproduction method, and an apparatus therefor. An opaque light control panel having a large number of fine light transmission portions at predetermined locations is placed between an object and a recording panel, and a... | 01/02/2001 |
| 6150998 | Headset for presenting video and audio signals to a wearer A headset for operably disposing speakers and a visual display on the head of a wearer. The headset includes a beam extending over the vertex of the head for contacting the brow at one end and cooperating with a nape strap on the posterior end for adjusti... | 11/21/2000 |
| 6151165 | Stereoscopic visual unit The present invention is usable as a stereoscopic visual unit capable of obtaining fine stereoscopic effects and also usable as binoculars, by provided with a first housing 11 that has a pair of convex lenses 12 and 13 and disposed at a specified space an... | 11/21/2000 |
| 6128132 | Method and apparatus for generating an autostereo image The invention is a method and apparatus for generating an autostereo image. The apparatus comprises at least one light source generating at least two views of an image, a parallax or "slit"-type barrier screen and at least one light-transmitting elements ... | 10/03/2000 |
| 6088140 | Segmented display system for large, continuous autostereoscopic images The present invention is an apparatus and method for displaying large, continuous, autostereoscopic images. The present invention overcomes the size limitation of typical autostereoscopic images by recording a continuous, autostereoscopic image onto separ... | 07/11/2000 |
| 6078424 | Apparatus for image display utilizing lenticular or barrier screens An apparatus is provided that includes at least one of a lenticular screen and a barrier screen, an image bearing member, and flexures coupled to the screen and the image bearing member that permit relative movement between the screen and the image bearin... | 06/20/2000 |
| 6069608 | Display device having perception image for improving depth perception of a virtual image A audiovisual program image is displayed on a display panel, and the audiovisual program image is enlarged by a lens and then incident to the eye balls of a user, whereby the virtual image corresponding to the audiovisual program image is observed on the ... | 05/30/2000 |
| 6067192 | Portable viewing apparatus having multiple interchargeable optical modules A portable viewing apparatus having a plurality of associated pairs of left and right optical modules, each pair of which can be selectively used to provide a user with a different viewing effect when viewing objects such as video monitors. Exemplary view... | 05/23/2000 |
| 6026701 | "Master-slave" remote manipulation apparatus having six degrees of freedom A "master-slave" remote manipulation apparatus having six degrees of freedom. The apparatus includes a flexible parallelogram with two parallel arms hinged to a cross member with one degree of rotational freedom and to a frame with two degrees of rotation... | 02/22/2000 |
| 6020993 | 3-D photo attachment for a 2-D light microscope A 3-D photo attachment for the phototube of a light microscope which enables a 2-D camera port to be enhanced to take 3-D stereo pair photography both sequentially and simultaneously.... | 02/01/2000 |
| 5943165 | Adjustable head mountable stereoscopic viewer An adjustable, head mountable stereoscopic viewer having a head band to mount the viewer to the user. A tilt bracket is pivotally joined on one end to the head band and at a pivot point on an opposite end to an optical assembly for adjustment of the assem... | 08/24/1999 |
| 5940210 | Collapsible stereoscopic viewer A collapsible stereoscopic viewer includes a generally rectangular housing formed of parallel sides and top and bottom surfaces all pivotally secured to form a collapsible rectangular. A pair of internal walls are similarly secured between the top and bot... | 08/17/1999 |
| 5855425 | Stereoscopic display A left eye image is projected from a projector 1L, and a right eye image is projected from a projector 1R. The images projected from the projectors 1L and 1R pass through light transmitting portions 21 in light shading means 2a. Consequently, pairs of rig... | 01/05/1999 |
| 5852512 | Private stereoscopic display using lenticular lens sheet A private stereoscopic display is provided which has only one stereoscopic viewing position and does not show pseudoscopic images in areas outside the viewing position. On top of the display there is provided a first lenticular lens sheet followed by a pr... | 12/22/1998 |
| 5710666 | Slide viewer having a lenticular viewing lens The invention is a viewer for slides having three-dimensional and/or animation type lenticular images recorded thereon in image line sets. In detail, the invention includes a frame. The frame includes a slot for receiving the slide therein having an open ... | 01/20/1998 |
