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5864432 |
Device for showing a first image in a second image which is visible through a transparent sheet
In a device for showing a first image in a second image which is visible through a transparent sheet at which light proceeding from the first image is reflected and which is so arranged that the...
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5864326 |
Depixelated visual display
The depixelated 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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5864431 |
Method and apparatus for elimination of distortion in rear projection to curved surfaces
A display system employs rear projection to a curved, translucent display or image screen. A lens between the projecting device and the display screen eliminates or reduces distortion by altering a...
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5861995 |
Ergonomic head-mounted image display apparatus
The present invention provides a head-mount image display apparatus which is maximumly reduced in size so as to arrange eyepiece optical systems in limited spaces such that the eyepiece optical...
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5847878 |
Observation apparatus comprising eyepiece optical systems
The present invention provides a head-mount image display apparatus which is maximumly reduced in size so as to arrange eyepiece optical systems in limited spaces such that the eyepiece optical...
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5838490 |
Head mounted display system using mangin mirror combiner
A head mounted display which utilizes a flat image source, an optical system including a reflecting filter and a Mangin mirror having at least one curved surface, operable to make the flat image...
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5835247 |
Device for the folding of the optical paths of two right-hand and left-hand image projectors of a binocular helmet visor with projection on visor
A display system for a binocular helmet visor having image projectors projecting images on a semi-reflecting internal wall of the visor of the helmet. One image faces the right eye and another...
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5835277 |
Modular helmet-mounted display
An aviator's helmet-mounted display includes a visor/combiner module (14) which is configured for use with an essentially standard aviator's flight helmet (12). The helmet-mounted display also...
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5828495 |
Lenticular image displays with extended depth
A method of forming a virtual integrated lenticular image, and a virtual lenticular imaging apparatus, which allow forming an integrated lenticular image which can exhibit large depth variations...
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5822126 |
Helmet with night-vision device providing optimized safety and ergonomy
The invention relates to a pilot's helmet with a tinted visor that can be locked in raised position during nighttime use by a device using spring-loaded balls, and that can be lowered manually, or...
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5818642 |
Message-reflecting apparatus and method of use
Apparatus for reflecting a message in a reflective surface and method of use. The apparatus comprises a substrate having message indicia thereon in reverse, mirror-image format. When the substrate...
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5808589 |
Optical system for a head mounted display combining high and low resolution images
A display system includes a relatively higher resolution display for presenting visual information, and a relatively lower resolution display for presenting visual information, the displays being...
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5808801 |
Head mount display and an optical system for use in the display
A compact head mount display where an image display means and a magnifying reflecting mirror are substantially symmetrically arranged to a combiner, so that an image displayed on the display means...
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5808591 |
Image display device, image display system and program cartridge used therewith
A body device 2 is attachably/detachably equipped with a program cartridge. The program cartridge 4 stores a game program, image data and a column table. The body device 2 reads the game program...
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5805120 |
Head-up display apparatus
A head-up display apparatus includes a display device for displaying various items of information and a combiner provided in front of an eye of a viewer in a visual field of the viewer, which...
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5805119 |
Vehicle projected display using deformable mirror device
An apparatus comprising a light source and a deformable mirror device including a matrix of individually controllable mirrors, each controllable mirror having first state reflecting light from the...
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5805341 |
Head or face mounted image display apparatus
A head- or face-mounted image display apparatus having compact and wide-field ocular optical systems designed to form readily fusible virtual images. When ocular optical systems having curvature of...
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5801885 |
Head mount type image display unit
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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5801667 |
Vehicle display which reduces driver's recognition time of alarm display
A vehicle display device including an information display unit for displaying prescribed information for a vehicle, an alarm need state detection unit for detecting a prescribed state where an...
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5796523 |
Laser damage control for optical assembly
An optical assembly and technique for magnified viewing which includes innal damaging laser energy protection. An objective lens subassembly is positioned on the focal axis which focuses incoming...
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5793450 |
Canopy transmittal reflectance control and information display
A system for controlling the transmittance of electromagnetic energy through an aircraft cockpit canopy, and more particularly a canopy panel structure incorporating selectively energizable liquid...
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5786932 |
Vision assisting apparatus
A single eye vision device includes a head mount, a vision assist assembly mounted on the head mount for selectable positioning in front of an eye of a wearer and single lever operated positioning...
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5777794 |
Image display apparatus
A compact and lightweight head- or face-mounted image display apparatus in which curvature of field is reduced to improve visibility without using a relay optical system or a prism. The image...
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5764417 |
Compact optical device for night vision and its application to goggles
A compact optical device used to superimpose an intensified infrared image onto a visible image to allow night vision. It can especially be used to make goggles to be worn under the visor of an...
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5764202 |
Suppressing image breakup in helmut mounted displays which use temporally separated bit planes to achieve grey scale
For displaying moving images on a head mounted, temporal modulation display device from a video source, without image break-up appearing in the observed image, an image shift device is provided for...
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5764203 |
Breathing mask with a display unit
The invention relates to a breathing mask (1) having a display unit (5) comprising a display screen, the function of the unit being to display measurement data in the visual field of the mask...
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5763862 |
Dual card smart card reader
A dual card smart card reader including a portable housing with a viewing aperture and a virtual image display positioned to provide an image at the aperture. A sensor in the housing constructed to...
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5760931 |
Image display unit
A heads-up display unit provided with a display device serving as display image forming means which displays a display image. A hologram serves as a reflecting means, and reflects the display light...
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5757339 |
Head mounted display
A Head Mounted Display (HMD) having both single viewing capability and group viewing capability is provided. The eyepiece of the HMD can be either converted to a group viewing projector or can be...
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5751259 |
Wide view angle display apparatus
A wide view angle display apparatus includes a pair of display devices each including a display for displaying an image, a high resolution display for superimposing a high resolution image at a...
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5751476 |
Display device
A display device to be worn by the user on his or her head comprising a pair of left and right image display members which are arranged on a frame to be put on a head of a user in a manner enabling...
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5739797 |
Head-mounted virtual image display device having switching means enabling user to select eye to view image
A head-mounted display device for enlarging an image formed by an image display element as a virtual image. The head-mounted display device according to this invention comprises a virtual image...
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5734154 |
Smart card with Iintegrated reader and visual image display
A smart card (12) including a microchip (14) having information stored thereon, a virtual image display (16) and electronics (22) further connected to the virtual image display (16) for supplying...
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5734359 |
Display system intended to be attached to the head or to a helmet, and a helmet provided with such a display system
There is disclosed a display system to be attached to a head of the user or to a helmet to be positioned on the head of the user. The display system comprises an image intensifier unit having an...
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5734506 |
Head up display projection system having a double reflecting primary mirror
Head up display apparatus comprises an image source for projecting an image that is to be displayed, a head up display projection unit, and a combiner for reflecting an image that is viewable. The...
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5734358 |
Information display device for motor vehicle
An information display device comprises a housing installed in an instrument panel of a motor vehicle. The housing has a window opening facing toward the vehicle cabin. A first display device is...
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5731902 |
Head-up display combiner binocular test fixture
A dual camera test fixture that allows quantitative optical performance measurements to be made on a combiner, which is the primary optical element of a head-up display optical system. The fixture...
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5731903 |
Virtual image instrument panel display
A virtual image instrument panel display (20) has a display source (22) and reflective elements (24, 26). The display source (22) generates a beam (28) including an image to be viewed. The...
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5731901 |
Dual focusing optical pickup device
In a dual focusing optical pickup device, a laser beam is incident on an optical member via a beam splitter. Some part of the incident laser beam is reflected by the optical member and then...
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5728998 |
Secure smart card reader with virtual image display and pull-down options
A smart card reader including a portable housing with a viewing aperture and a virtual image display positioned to provide an image at the aperture. A sensor in the housing constructed to have a...
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5729366 |
Heads-up display for vehicle using holographic optical elements
A heads-up display device for a vehicle including a holographic projection optical system constituted by a transmissive holographic optical element and a holographic combiner constituted by a...
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5726806 |
Apparatus for displaying a plurality of viewable images of an object
An apparatus for displaying an image comprises a) a retroreflective screen, b) a polarising beam-splitter making an oblique angle with the screen, c) a device for projecting light from an image or...
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5726671 |
Helmet/head mounted projector system
A head mounted projector system with extremely high resolution. The system includes a retro-reflecting gain screen. The on-helmet apparatus of the system includes a truncated spherical mirror, a...
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5726807 |
Small light weight head-mounted or face-mounted image display apparatus
An image display apparatus, e.g. a head-mounted image display apparatus, which is capable of satisfactorily correcting field curvature and other aberrations in an optical system simultaneously, and...
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5724189 |
Methods and apparatus for creating an aspheric optical element and the aspheric optical elements formed thereby
A method and apparatus for coating optical substrates, such as a combiner substrate, is provided so as to create aspheric optical elements, such as aspheric combiners for heads up displays. Due to...
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5719707 |
Metallic oxide/halogen coated cubicle display device
A metallic oxide or halogen coated displaying cubicle is formed from two triangular-shaped portions forming a square cube such that a first imprinted, etched or otherwise permanently secured on the...
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5717414 |
Video image tracking and mixing system
A video image tracking system is provided for determining the orientation of an operator with respect to a simulator display. The operator carries an observation device for watching the simulator...
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5715023 |
Plane parallel optical collimating device employing a cholesteric liquid crystal
A compact lightweight display system which can be used as a collimating eyepiece is provided. The system utilizes a cholesteric liquid crystal device in combination with an optical doublet. A...
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5714967 |
Head-mounted or face-mounted image display apparatus with an increased exit pupil
An image display apparatus designed so that the observer can view the image of an image display device without the need of manually adjusting the positional relationship between the observer's...
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5712732 |
Autostereoscopic image display adjustable for observer location and distance
Apparatus and method for the alignment of images in which, typically, two perspective views are provided. The observer's head location is detected and each of the views is presented to the...
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