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Class Information
Number: 359/631
Name: Optical: systems and elements > Single channel simultaneously to or from plural channels (e.g., light dividing, combining, or plural image forming, etc.) > By partial reflection at beam splitting or combining surface > Superimposing visual information on observer`s field of view (e.g., head-up arrangement, etc.) > Including curved reflector
Description: Subject matter including a reflecting element having a surface with a smoothly concave or convex configuration in the optical path of the light that produces an image.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5539578 |
Image display apparatus |
Jul. 23, 1996 |
| 5539422 |
Head mounted display system |
Jul. 23, 1996 |
| 5537260 |
Catadioptric optical reduction system with high numerical aperture |
Jul. 16, 1996 |
| 5535025 |
Helmet mounted off axis liquid crystal display with a fiber optic wedge and a curved reflector |
Jul. 9, 1996 |
| 5526184 |
Head-mounted display apparatus for observing an outside world image and/or a display image |
Jun. 11, 1996 |
| 5526183 |
Helmet visor display employing reflective, refractive and diffractive optical elements |
Jun. 11, 1996 |
| 5515122 |
Image displaying apparatus |
May. 7, 1996 |
| 5513041 |
Visual display apparatus comprising a decentered correcting optical system |
Apr. 30, 1996 |
| 5506728 |
Dual combiner eyepiece |
Apr. 9, 1996 |
| 5504622 |
Apparatus for head up display comprising a parabolic reflective mirror |
Apr. 2, 1996 |
| 5497271 |
Head up displays for motor vehicles |
Mar. 5, 1996 |
| 5483307 |
Wide field of view head-mounted display |
Jan. 9, 1996 |
| 5477385 |
Optical magnifying apparatus |
Dec. 19, 1995 |
| 5475366 |
Electrical control system for vehicle options |
Dec. 12, 1995 |
| 5469298 |
Reflective display at infinity |
Nov. 21, 1995 |
| 5461499 |
Non-regular reflection type holographic mirror and method of producing the same in a reflection type display apparatus for vehicle |
Oct. 24, 1995 |
| 5459612 |
Display system |
Oct. 17, 1995 |
| 5457575 |
Retracting head up display with fine adjustment of combiner |
Oct. 10, 1995 |
| 5453877 |
Optical system of collimation notably for helmet display unit |
Sep. 26, 1995 |
| 5436765 |
Visual display apparatus |
Jul. 25, 1995 |
| 5418584 |
Retroreflective array virtual image projection screen |
May. 23, 1995 |
| 5408346 |
Optical collimating device employing cholesteric liquid crystal and a non-transmissive reflector |
Apr. 18, 1995 |
| 5406415 |
Imaging system for a head-mounted display |
Apr. 11, 1995 |
| 5402269 |
Compound prism |
Mar. 28, 1995 |
| 5398134 |
Displaying apparatus for vehicle |
Mar. 14, 1995 |
| 5384654 |
Image observation device |
Jan. 24, 1995 |
| 5361165 |
Reflective cluster display with stowable viewing screen |
Nov. 1, 1994 |
| 5357372 |
Ultra-compact, wide field of view virtual image display optical system |
Oct. 18, 1994 |
| 5355224 |
Apparatus including a mangin mirror for superimposing variable graphical and alphanumeric information onto the image plane of an optical viewing device |
Oct. 11, 1994 |
| 5341242 |
Helmet mounted display |
Aug. 23, 1994 |
| 5313326 |
Car head-up display including a Fresnel mirror and a curved mirror |
May. 17, 1994 |
| 5305124 |
Virtual image display system |
Apr. 19, 1994 |
| 5303085 |
Optically corrected helmet mounted display |
Apr. 12, 1994 |
| 5299063 |
Cross projection visor helmet mounted display |
Mar. 29, 1994 |
| 5293271 |
Retrocollimator optical system |
Mar. 8, 1994 |
| 5272563 |
Car head-up displays including an adjustable plane mirror lensless non-diffractive |
Dec. 21, 1993 |
| 5229754 |
Automotive reflection type display apparatus |
Jul. 20, 1993 |
| 5223983 |
Compound prism including interfaces with curvatures of the order of a laser wave length |
Jun. 29, 1993 |
| 5184250 |
Device for the display of simulated images for helmets |
Feb. 2, 1993 |
| 5161480 |
Indication display unit for a vehicle |
Nov. 10, 1992 |
| 5140465 |
Automotive display apparatus including a reflection member movable into and out of a light path |
Aug. 18, 1992 |
| 5134521 |
Wide-angle display device for compact simulator |
Jul. 28, 1992 |
| 5006072 |
High performance motorcycle simulator and helmut display |
Apr. 9, 1991 |
| 4971312 |
Illusion apparatus |
Nov. 20, 1990 |
| 4874214 |
Clear holographic helmet visor and process of producing same |
Oct. 17, 1989 |
| 4859030 |
Helmet mounted display with improved brightness |
Aug. 22, 1989 |
| 4838647 |
Display device with a dissociable structure, particularly for aircraft |
Jun. 13, 1989 |
| 4799765 |
Integrated head-up and panel display unit |
Jan. 24, 1989 |
| 4787711 |
On-vehicle head up display device with optical means for correcting parallax in a vertical direction |
Nov. 29, 1988 |
| 4761056 |
Compact helmet mounted display |
Aug. 2, 1988 |
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