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Class Information
Number: 359/640
Name: Optical: systems and elements > Single channel simultaneously to or from plural channels (e.g., light dividing, combining, or plural image forming, etc.) > By refraction at beam splitting or combining surface > Including prismatic element
Description: Subject matter including a transparent optical element having at least two polished plane faces, inclined relative to each other, to cause refraction through the faces.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5705285 |
Multicolored organic electroluminescent display |
Jan. 6, 1998 |
| 5668674 |
Reflecting prism and a finder system having a reflecting prism |
Sep. 16, 1997 |
| 5661603 |
Image display apparatus including a first and second prism array |
Aug. 26, 1997 |
| 5654827 |
Optical system |
Aug. 5, 1997 |
| 5638218 |
Catadioptric projection apparatus |
Jun. 10, 1997 |
| 5636069 |
Optical system for improving the symmetry of the beam emitted from a broad area laser diode |
Jun. 3, 1997 |
| 5631774 |
Polarizing beam splitter and optical pick-up head comprising the same |
May. 20, 1997 |
| 5619373 |
Optical system for a head mounted display |
Apr. 8, 1997 |
| 5602679 |
High efficiency light valve projection system |
Feb. 11, 1997 |
| 5596451 |
Miniature image generator including optics arrangement |
Jan. 21, 1997 |
| 5587836 |
Visual display apparatus |
Dec. 24, 1996 |
| 5579177 |
Optical dispersion apparatus and method |
Nov. 26, 1996 |
| 5570231 |
Image sensor holding apparatus |
Oct. 29, 1996 |
| 5561559 |
Display for a motor vehicle |
Oct. 1, 1996 |
| 5552922 |
Optical system for projection display |
Sep. 3, 1996 |
| 5548444 |
Optical beam homogenizing apparatus and method |
Aug. 20, 1996 |
| 5459612 |
Display system |
Oct. 17, 1995 |
| 5408553 |
Optical power splitter for splitting high power light |
Apr. 18, 1995 |
| 5351152 |
Direct-view stereoscopic confocal microscope |
Sep. 27, 1994 |
| 5339196 |
Optical device for measuring the speed of a moved surface by means of a measuring light beam from a laser |
Aug. 16, 1994 |
| 5291184 |
Head up display for a vehicle having a liquid crystal indicator and a reflecting prism |
Mar. 1, 1994 |
| 5278696 |
Head-up display system |
Jan. 11, 1994 |
| 5270804 |
Color display system utilizing optical valves |
Dec. 14, 1993 |
| 5172100 |
Automotive display apparatus |
Dec. 15, 1992 |
| 5155633 |
Anamorphic achromatic prism for optical disk heads |
Oct. 13, 1992 |
| 5155628 |
Optical transmission spectrometer |
Oct. 13, 1992 |
| 5115481 |
Multi-position optical fiber rotary switch |
May. 19, 1992 |
| 5084783 |
Focus-error detection using prism-enhanced spot size monitoring |
Jan. 28, 1992 |
| 5024530 |
Multichannel telecentric filtered imager |
Jun. 18, 1991 |
| 5025438 |
Recording and reproducing optical information device which converts the first beam into a second beam having different light intensity distribution |
Jun. 18, 1991 |
| 5002365 |
Beam splitter for color imaging apparatus |
Mar. 26, 1991 |
| 4989959 |
Anti-aliasing optical system with pyramidal transparent structure |
Feb. 5, 1991 |
| 4981352 |
Projection display device |
Jan. 1, 1991 |
| 4950056 |
Optical system |
Aug. 21, 1990 |
| 4943155 |
Color projection system with a color correction wedge |
Jul. 24, 1990 |
| 4916529 |
Imaging device utilizing solid-state image sensors combined with a beam-splitting prism |
Apr. 10, 1990 |
| 4871233 |
Thin plate prism and stereoscopic system |
Oct. 3, 1989 |
| 4811328 |
Optical recording and reproducing device |
Mar. 7, 1989 |
| 4755027 |
Method and device for polarizing light radiation |
Jul. 5, 1988 |
| 4750810 |
Camera optics for producing a composite image from two scenes |
Jun. 14, 1988 |
| 4697882 |
Beam splitter for changing optical paths small tilt |
Oct. 6, 1987 |
| 4678288 |
Trifocal lens for a laser instrument |
Jul. 7, 1987 |
| 4636611 |
Quiescent circle and arc generator |
Jan. 13, 1987 |
| 4597630 |
Self-derived reference beam holography using a dove prism |
Jul. 1, 1986 |
| 4594508 |
Radiation scanning systems |
Jun. 10, 1986 |
| 4580879 |
In-line optical anamorphic beam expander/contractor |
Apr. 8, 1986 |
| 4577941 |
Optical apparatus |
Mar. 25, 1986 |
| 4562462 |
Color laser printer with improved efficiency |
Dec. 31, 1985 |
| 4533220 |
Indicating device for indicating data within the visual field of microscope |
Aug. 6, 1985 |
| 4523809 |
Method and apparatus for generating a structured light beam array |
Jun. 18, 1985 |
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