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6055109 |
Head-mounted display apparatus with a single image display device
A head-mounted display apparatus includes an image display device for displaying images, a first flat reflection mirror for reflecting light from the image display device, a first and a second...
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6045229 |
Method and apparatus for displaying real space and virtual space images
A camera is arranged at a conjugate position to eyes of the observer. A distance from the observer to a pixel in the real space image located at the same position as a pixel in the virtual space...
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6046857 |
Head mounted image display apparatus
This invention relates to a head mounted image display apparatus to be mounted on a head portion of an observer. The apparatus is constructed by image generation means for displaying an image by...
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6046720 |
Point source scanning apparatus and method
A scanning display device directly scans a light source along at least one scanning path, rather than scanning a light beam emitted from such source along such scanning path. By scanning the light...
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6046856 |
Image projector and illumination device used for the image projector
In an illumination device used for a color image projector, indefinitely polarized light beams from a light source are separated by a polarization beam splitter into two linearly polarized light...
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6043799 |
Virtual retinal display with scanner array for generating multiple exit pupils
A scanned retinal display includes an optical scanning array to generate multiple exit pupils in conjunction with an eyepiece. The multiple exit pupils expand the effective exit pupil. As a user...
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6043937 |
Head up display system using a diffusing image plane
A head up display system having a diffusing image plane or diffuser. The light output of a relatively small image source is imaged on the diffuser by way of imaging optics. A mirror is used to...
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6040946 |
Color superposition and mixing of light beams for a 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...
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6040945 |
Head mount display device
An optical unit 1 includes a liquid crystal panel 2, a back light 3, a reflecting mirror 4, a lens 5, and a casing 6 for accommodating these constituents therein. The optical unit 1 can be arranged...
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6034653 |
Head-set display device
The invention relates to a display head-set device that includes a support member and a display-optics interface pod coupled to one of a left handle portion and a right handle portion of the...
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6028710 |
Method and apparatus for head-mounted optical magnification
An optical device that can be either permanently or temporarily affixed to a headgear, such as a cap or a visor, is disclosed. The optical device comprises right and left barrels or lens holders,...
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6023372 |
Light weight, compact remountable electronic display device for eyeglasses or other head-borne eyewear frames
The present invention provides a compact, remountable display device for attachment to eyewear having a head-borne frame to provide an image from an image display superposed on the ambient image....
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6014117 |
Ambient vision display apparatus and method
A display system conveys vehicle guidance information in the peripheral field of view of the user by the movement of ambient symbology that is not representational of either symbols or physical...
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6011653 |
Head-mounted display
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6008779 |
Night vision viewing systems
A night vision viewing system (13a or 13b) suitable for mounting on an observer's headgear (11) wherein light rays from a forward scene pass to the observer's eye (E) via a path comprising a...
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6008946 |
Ambient light display illumination for a head-mounted display
A head mounted display in which ambient light is used to illuminate a display to at or near the brightness of the scene being viewed when both reach the user's eyes. A small supplemental light...
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6008945 |
Display system using conjugate optics and accommodation features and method of displaying and viewing an image
A display system including a retro-reflector, and optical means including a projection lens and an accommodation feature for directing light from an image source to the retro-reflector, light...
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6008947 |
Optical system comprising a prism having a combined transmission and reflection action, and device therefor
The invention provides an optical system which is well corrected in terms of both curvature of field and coma at a field angle of about 120° and a pupil diameter of about 15 mm and may be applied...
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6008778 |
Visual display apparatus
A head-mounted visual display apparatus which uses two or more two-dimensional display devices and which is compact, lightweight and enables an image which is clear as far as the periphery of the...
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5999314 |
Optical display system having a Brewster's angle regulating film
A head-up display system of an automotive vehicle, comprising outboard-side and inboard-side glass plates constituting a front windshield glass. An intermediate film is disposed between the...
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5995290 |
Replacement heads-up display system
In accordance with the present invention, there is provided a replacement heads-up display system for a vehicle flat-screen display system. The flat-screen display system including flat-screen...
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5991086 |
Inflatable optical housing
An inflatable optical housing is adapted to provide a visual image and be used in connection with a separate computing device. The housing is sized by one or more bladders and at least one...
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5991087 |
Non-orthogonal plate in a virtual reality or heads up display
The present invention eliminates the relay lens systems found in conventional helmet mounted displays (HMDs) by removing field distortions and aberrations with a contoured fiber optic faceplate...
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5991084 |
Compact compound magnified virtual image display with a reflective/transmissive optic
A compact virtual image display system is provided which includes a microdisplay; a first magnification optic consisting of three surfaces: a display input surface; a reflective/transmissive...
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5986803 |
Reconfigurable electronic imaging system with pop-up display
A portable, electronic imaging system (100) includes a compact housing (102) extending across and beyond the eyes of the user, a wide field of view binocular viewfinder imaging subsystem (104)...
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5984477 |
Helmet mounted display with improved SLM illumination
The eyepiece of the helmet mounted display optics is formed by a beam splitter eyepiece cube and a spherical mirror to create a magnified virtual image of a rear projection screen mounted to the...
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5986813 |
Head mounted type display apparatus capable of generating or detecting vibrations
A head mounted type display composed of a display device for displaying an optical picture based on inputted picture signal, an ocular optical system for projecting the picture to an eye of the...
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5982343 |
Visual display apparatus
A visual display apparatus, for example, a head-mounted display apparatus, which enables an image to be observed at a wide field angle and high resolution. The apparatus includes a pair of...
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5969698 |
Manually controllable cursor and control panel in a virtual image
Portable communication equipment having a virtual display including display electronics and optics for providing a virtual image in the display, a virtual control panel image viewable in the...
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5963369 |
Digital solid-state binoculars
A hand-held 3-D imaging system which incorporates the stereoscopic imaging system within a pair of binoculars. Each telescope optical system has a first optical system, a second optical system, and...
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5959780 |
Head-mounted display apparatus comprising a rotationally asymmetric surface
A head-mounted image display apparatus capable of providing an observation image which is clear and has minimal distortion even at a wide field angle. The apparatus has an image display device (6),...
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5956181 |
Two way mirror with dual functions of rear view mirror and video displayer
The present invention discloses a two way, rear view mirror suitable for providing alternatively or simultaneously both a conventional reflected image and a video image. A preferred two way mirror...
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5949582 |
Thermal imaging camera
A facepiece assembly and a self-contained thermal imaging system comprises a facepiece that includes a front lens, an air inlet for receiving air under pressure, and an air outlet. The thermal...
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5945199 |
Pane for vehicle, and polymeric material sheet used in this pane
A pane formed of a substrate and a film of polymeric material. The film of polymeric material has a thickness that varies in at least one predetermined zone of the pane, with the result that the...
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5936773 |
Image-forming optical apparatus having a decentered optical surface
A compact image-forming optical apparatus which is free from moire fringes and capable of providing an aberration-free, clear image of minimal distortion even at a wide field angle. The...
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5936774 |
Autostereoscopic display
Apparatus and method for the display of autostereoscopic images, in which two or more perspective views are generated by a single transmissive display screen, is provided. A structured light source...
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5933279 |
Optical apparatus
An optical apparatus includes a display for displaying image information, a display optical system having a plurality of reflection surfaces for guiding a light beam from the display to an eyeball...
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5926318 |
Biocular viewing system with intermediate image planes for an electronic display device
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...
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5926321 |
Ocular optical system and ocular image display apparatus
An ocular optical system to be placed in front of a human eye forms a magnified virtual image of an original image displayed on a two-dimensional display element. The system has, in order from the...
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5923476 |
Optical viewer with an aperture transformer
An optical system for reflecting light from a display screen into an aperture which is typically the pupil of a person wearing a head-mounted display system in which the display screen is mounted...
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5914816 |
Helmet mount for night vision goggle
A flip-up helmet mount for a night vision device is disclosed. The flip-up helmet mount includes a position adjustment assembly for adjusting the position of the night vision device between a use...
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5905477 |
Head-up display having installation mechanism
A second supporting section installed detachably on a supporting surface is connected to a first supporting section installed detachably on a head-up display, such that the supporting sections can...
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5905478 |
Twice folded compound magnified virtual image electronic display
A compact virtual image electronic display system is provided which includes a microdisplay for producing a source object, one or more magnification optics, and a distance adjusting mechanism for...
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5903397 |
Display with multi-surface eyepiece
An augmented retinal scanning display device includes a multi-functional eyepiece. One function is to direct an image beam onto a viewer's eye. Another function is to correct the vision of the...
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5903396 |
Intensified visual display
The intensified visual display relates to visual displays which combine generated images with the view of the environment surrounding a user and transmit such combined visual information to the eye...
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5896232 |
Highly efficient and compact frontlighting for polarization-based reflection light valves
An optical device and a display are disclosed that include an illumination source which provides unpolarized light. An array of polarizing plates have an entrance surface, which receives the...
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5886823 |
Optical visual apparatus
The invention provides an optical visual apparatus which eliminates ghost light and is small in size and light in weight so that observation for a long time does not tire the eyes of a user and the...
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5886822 |
Image combining system for eyeglasses and face masks
An optical system combines a first image formed by a main lens with a second image provided by an electronic display, slide, or other image source. The image combining system includes one or more...
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5883606 |
Flat virtual displays for virtual reality
Disclosed is a virtual display (300) which provides a wide field-of-view that is lightweight and may be as thin as ordinary eyeglasses. One version of the invention includes a display (302), such...
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5880888 |
Helmet mounted display system
An apparatus for combining a display image with the field of view of a viewer. Light from either a night vision system (14) of a CRT (12) is directed into an eyepiece assembly (18). The eyepiece...
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