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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 |
| 6795042 |
Image display apparatus |
Sep. 21, 2004 |
| 6789901 |
System and method for providing images for an operator of a vehicle |
Sep. 14, 2004 |
| 6783242 |
Projection apparatus and projection-type image display apparatus |
Aug. 31, 2004 |
| 6774366 |
Image integration and multiple laser source projection |
Aug. 10, 2004 |
| 6728488 |
Optical systems employing anamorphic beams and diffraction gratings |
Apr. 27, 2004 |
| 6714353 |
Optical device with a function of homogenizing and color separation, and optical illumination system for a projector using the same |
Mar. 30, 2004 |
| 6683727 |
Optical arrangement for symmetrizing the radiation of two-dimensional arrays of laser diodes |
Jan. 27, 2004 |
| 6680798 |
Optical reduction system with control of illumination polarization |
Jan. 20, 2004 |
| 6665124 |
Geometrical beam splitter and a sensor for multi-element detectors |
Dec. 16, 2003 |
| 6646806 |
Polarized light source system with dual optical paths |
Nov. 11, 2003 |
| 6646811 |
Optical element and compound display apparatus using the same |
Nov. 11, 2003 |
| 6630290 |
Lithography using quantum entangled particles |
Oct. 7, 2003 |
| 6603443 |
Compact display system controlled by eye position sensory system |
Aug. 5, 2003 |
| 6600605 |
Diode beam transformation |
Jul. 29, 2003 |
| 6570713 |
Method and apparatus for optimizing the output beam characteristics of a laser |
May. 27, 2003 |
| 6561652 |
Optical assembly for reflective light valves |
May. 13, 2003 |
| 6545814 |
Optical architectures for combining multiple lamps in light valve projectors |
Apr. 8, 2003 |
| 6515802 |
Optical arrangement |
Feb. 4, 2003 |
| 6515801 |
Lateral color compensation for projection displays |
Feb. 4, 2003 |
| 6507436 |
Display system where polarized light impinges on platelike laminate at brewster's angle or emerges therefrom at angle equal thereto |
Jan. 14, 2003 |
| 6498686 |
Single light valve projector with reduced sequential color artifacts |
Dec. 24, 2002 |
| 6476972 |
Light splitter and optical transmitter configuration with a light splitter |
Nov. 5, 2002 |
| 6400512 |
Refractive/reflective optical element multiple beam spacer |
Jun. 4, 2002 |
| 6356393 |
Optical device for pilot's visor comprising a tubular mirror |
Mar. 12, 2002 |
| 6333818 |
Optical pickup device |
Dec. 25, 2001 |
| 6313957 |
Laser illumination arrangement for a cathode ray tube |
Nov. 6, 2001 |
| 6307690 |
Microscope with light source |
Oct. 23, 2001 |
| 6304386 |
Display device for helmet-mounted display |
Oct. 16, 2001 |
| 6301054 |
Optical element for multiple beam separation control |
Oct. 9, 2001 |
| 6288844 |
Light splitter and optical transmitter configuration with a light splitter |
Sep. 11, 2001 |
| 6262849 |
Optical device for helmet visor comprising a Mangin mirror |
Jul. 17, 2001 |
| 6222677 |
Compact optical system for use in virtual display applications |
Apr. 24, 2001 |
| 6195206 |
Optical system for day and night use |
Feb. 27, 2001 |
| 6188520 |
Light polarization converter |
Feb. 13, 2001 |
| 6097544 |
Optical element with two optical systems having identical optical paths |
Aug. 1, 2000 |
| 6072637 |
Zoom lens system |
Jun. 6, 2000 |
| 6055110 |
Compact display system controlled by eye position sensor system |
Apr. 25, 2000 |
| 6023374 |
Compacted beam path expander, a method for expanding beam path and a large-area laser projection display system having a small compacted optical system |
Feb. 8, 2000 |
| 6005721 |
Device for observing a plurality of fields of view by means of an image resolving detector |
Dec. 21, 1999 |
| 5907434 |
Image pickup apparatus |
May. 25, 1999 |
| 5883746 |
Apparatus for beam splitting |
Mar. 16, 1999 |
| 5880891 |
High-resolution high-apertured objective |
Mar. 9, 1999 |
| 5798877 |
Optical system for improving the symmetry of the beam emitted from a broad area laser diode |
Aug. 25, 1998 |
| 5768021 |
Imaging lens for reading out image |
Jun. 16, 1998 |
| 5745295 |
Image display apparatus |
Apr. 28, 1998 |
| 5734507 |
Optical beam splitter and electronic high speed camera incorporating such a beam splitter |
Mar. 31, 1998 |
| 5729388 |
System employing dissipative pseudorandum dynamics for communications and measurement |
Mar. 17, 1998 |
| 5646786 |
Beamsplitter for laser multi-beam printers and recorders |
Jul. 8, 1997 |
| 5638218 |
Catadioptric projection apparatus |
Jun. 10, 1997 |
| 5631774 |
Polarizing beam splitter and optical pick-up head comprising the same |
May. 20, 1997 |
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