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Class Information
Number: 359/639
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
Description: Subject matter including a surface which refracts substantial portions of the incident light.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5623369 |
Optical splitter |
Apr. 22, 1997 |
| 5596451 |
Miniature image generator including optics arrangement |
Jan. 21, 1997 |
| 5579177 |
Optical dispersion apparatus and method |
Nov. 26, 1996 |
| 5555186 |
Projection type liquid crystal display apparatus using multiple polarizing beam splitters |
Sep. 10, 1996 |
| 5493440 |
Optical isolator and optical fiber amplifier |
Feb. 20, 1996 |
| 5486934 |
Polarization beamsplitter with a substrate-mode holographic structure |
Jan. 23, 1996 |
| 5477385 |
Optical magnifying apparatus |
Dec. 19, 1995 |
| 5459612 |
Display system |
Oct. 17, 1995 |
| 5442787 |
Beam multiplying component |
Aug. 15, 1995 |
| 5408553 |
Optical power splitter for splitting high power light |
Apr. 18, 1995 |
| 5392157 |
Line-of-sight steering system for high power laser beams and method using same |
Feb. 21, 1995 |
| 5381439 |
Laser dividing apparatus |
Jan. 10, 1995 |
| 5369242 |
Split beam laser welding apparatus |
Nov. 29, 1994 |
| 5315368 |
Optical sight enhancing blade arrangement |
May. 24, 1994 |
| 5299056 |
Optical passive component assembly |
Mar. 29, 1994 |
| 5295019 |
Method and apparatus for color separation with an optical slab and roof prism |
Mar. 15, 1994 |
| 5243178 |
Focus detecting optical device utilizing two plane parallel plates |
Sep. 7, 1993 |
| 5243619 |
Process wherein several radiation sources, arranged in one row or several rows, are imaged, and apparatus for this purpose |
Sep. 7, 1993 |
| 5202789 |
Optical system for preserving a state of polarization of light beam |
Apr. 13, 1993 |
| 5164857 |
Wide band non-coated beam splitter |
Nov. 17, 1992 |
| 5150259 |
Optical imaging device |
Sep. 22, 1992 |
| 5126554 |
Imaging device using multiple area sensors |
Jun. 30, 1992 |
| 4910395 |
Optical tracking sensor including a three-sided prismatic light splitter |
Mar. 20, 1990 |
| 4720159 |
Spherical scanning system with improved means of wide, adjustable scanning area |
Jan. 19, 1988 |
| 4711526 |
Attenuating beam splitter |
Dec. 8, 1987 |
| 4694447 |
Optical signal recorders employing two lasers and methods therefor |
Sep. 15, 1987 |
| 4627688 |
Beam splitter |
Dec. 9, 1986 |
| 4370026 |
Illuminating device for providing an illumination beam with adjustable distribution of intensity and a pattern-transfer system comprising such a device |
Jan. 25, 1983 |
| 4099841 |
Head up displays using optical combiner with three or more partially reflective films |
Jul. 11, 1978 |
| 4030839 |
Frequency selective reflex sight |
Jun. 21, 1977 |
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