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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 |
| 5790312 |
Optical system |
Aug. 4, 1998 |
| 5786939 |
Illumination optical system |
Jul. 28, 1998 |
| 5784182 |
Directional sight for instruments |
Jul. 21, 1998 |
| 5777794 |
Image display apparatus |
Jul. 7, 1998 |
| 5774268 |
Head- or face-mounted image display apparatus |
Jun. 30, 1998 |
| 5768024 |
Image display apparatus |
Jun. 16, 1998 |
| 5754344 |
Head-mounted stereoscopic image display apparatus |
May. 19, 1998 |
| 5751494 |
Image display apparatus |
May. 12, 1998 |
| 5751493 |
Head-mounted display apparatus with a single image display device |
May. 12, 1998 |
| 5745295 |
Image display apparatus |
Apr. 28, 1998 |
| 5742436 |
Maximum aperture catadioptric reduction objective for microlithography |
Apr. 21, 1998 |
| 5739955 |
Head mounted display optics |
Apr. 14, 1998 |
| 5734505 |
Visual display apparatus |
Mar. 31, 1998 |
| 5726807 |
Small light weight head-mounted or face-mounted image display apparatus |
Mar. 10, 1998 |
| 5724189 |
Methods and apparatus for creating an aspheric optical element and the aspheric optical elements formed thereby |
Mar. 3, 1998 |
| 5715023 |
Plane parallel optical collimating device employing a cholesteric liquid crystal |
Feb. 3, 1998 |
| 5715094 |
Lensless helmet/head mounted display |
Feb. 3, 1998 |
| 5710646 |
Head-up display |
Jan. 20, 1998 |
| 5710668 |
Multi-color head-up display system |
Jan. 20, 1998 |
| 5708529 |
Head-mounted image display apparatus |
Jan. 13, 1998 |
| 5706136 |
Optical system, and image observing apparatus and image pickup apparatus using it |
Jan. 6, 1998 |
| 5706137 |
Wide field of view imaging system |
Jan. 6, 1998 |
| 5701132 |
Virtual retinal display with expanded exit pupil |
Dec. 23, 1997 |
| 5701202 |
Head or face mounted image display apparatus |
Dec. 23, 1997 |
| 5694250 |
Optical guide for increasing printer image width |
Dec. 2, 1997 |
| 5687025 |
Image display apparatus and image pickup apparatus |
Nov. 11, 1997 |
| 5684634 |
Head-up displays |
Nov. 4, 1997 |
| 5684497 |
Twice folded compound magnified virtual image electronic display |
Nov. 4, 1997 |
| 5673151 |
Image correction in virtual reality and heads up displays |
Sep. 30, 1997 |
| 5663833 |
Image display apparatus |
Sep. 2, 1997 |
| 5661454 |
Data display device for a vehicular highway driver |
Aug. 26, 1997 |
| 5657163 |
Fiber optic illumination of HUD image source |
Aug. 12, 1997 |
| 5654828 |
Optical system and visual display apparatus |
Aug. 5, 1997 |
| 5654827 |
Optical system |
Aug. 5, 1997 |
| 5650869 |
Point relay scanner utilizing ellipsoidal mirrors |
Jul. 22, 1997 |
| 5642227 |
Optical correction for virtual reality and heads up displays |
Jun. 24, 1997 |
| 5629806 |
Retro-reflector based private viewing system |
May. 13, 1997 |
| 5629807 |
Helmet mounted image intensifier |
May. 13, 1997 |
| 5619377 |
Optically corrected helmet mounted display |
Apr. 8, 1997 |
| 5596433 |
Head-mounted image display apparatus having a prism with an aspherical surface |
Jan. 21, 1997 |
| 5594588 |
Visual display |
Jan. 14, 1997 |
| 5587836 |
Visual display apparatus |
Dec. 24, 1996 |
| 5585946 |
Virtual image display system with reduced ambient reflection and low radiation |
Dec. 17, 1996 |
| 5576887 |
Head gear display system using off-axis image sources |
Nov. 19, 1996 |
| 5572342 |
LCD, light source, and hemispheric concave reflector mounted individually to a support and part of a heads up display |
Nov. 5, 1996 |
| 5572343 |
Visual display having see-through function and stacked liquid crystal shutters of opposite viewing angle directions |
Nov. 5, 1996 |
| 5566370 |
Simulation display system |
Oct. 15, 1996 |
| 5552934 |
Background reflection-reducing plano-beam splitter for use in real image projecting system |
Sep. 3, 1996 |
| 5546227 |
Image display apparatus |
Aug. 13, 1996 |
| 5543968 |
Helmet mounted display systems |
Aug. 6, 1996 |
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