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Class Information
Number: 353/50
Name: Optics: image projectors > Image moves on screen > Reflector between lamp and screen
Description: Subject matter including a mirror or reflecting prism positioned between the light source and the viewing screen to direct light along the optical path.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7614752 |
Image display apparatus and method, and driving apparatus and method |
Nov. 10, 2009 |
| 7568803 |
Aerial display system with low cost plastic spherical mirror |
Aug. 4, 2009 |
| 7549756 |
Pixel shifting color projection system |
Jun. 23, 2009 |
| 7518570 |
Method and apparatus for miniaturizing digital light processing displays using high refractive index crystals |
Apr. 14, 2009 |
| 7494226 |
Methods and apparatus for controlling projectors |
Feb. 24, 2009 |
| 7490941 |
Three-dimensional hologram display system |
Feb. 17, 2009 |
| 7445344 |
Optimisation of the illumination of a projection appliance |
Nov. 4, 2008 |
| 7445340 |
Polarized, LED-based illumination source |
Nov. 4, 2008 |
| 7286278 |
Methods for depositing, releasing and packaging micro-electromechanical devices on wafer substrates |
Oct. 23, 2007 |
| 7264360 |
Scan type display optical system |
Sep. 4, 2007 |
| 7144117 |
Projection type image display apparatus |
Dec. 5, 2006 |
| 7022384 |
Reflective film, reflection type liquid crystal display, and sputtering target for forming the reflective film |
Apr. 4, 2006 |
| 6843568 |
Projection apparatus |
Jan. 18, 2005 |
| 6753879 |
Creating overlapping real and virtual images |
Jun. 22, 2004 |
| 6726332 |
TIR prism for DMD projector |
Apr. 27, 2004 |
| 6719429 |
Anamorphic illumination of micro-electromechanical display devices employed in multimedia projectors |
Apr. 13, 2004 |
| 6499846 |
Projection system with projector and deflection mirror |
Dec. 31, 2002 |
| 6471355 |
Image control system |
Oct. 29, 2002 |
| 6142653 |
Optical pattern producing system |
Nov. 7, 2000 |
| 6023289 |
Video display system for locating a projected image adjacent a surgical field |
Feb. 8, 2000 |
| 6020917 |
Video display system for locating a projected image adjacent a surgical field |
Feb. 1, 2000 |
| 5988816 |
Light-beam projecting device |
Nov. 23, 1999 |
| 5944402 |
Moving light display and method |
Aug. 31, 1999 |
| 5749640 |
Apparatus for projecting moving and changing colored light rays along a horizontal axis, the light rays being rotatable synchronously about the horizontal axis |
May. 12, 1998 |
| 5707128 |
Target projector automated alignment system |
Jan. 13, 1998 |
| 5326266 |
Area of interest display system with opto/mechanical image combining |
Jul. 5, 1994 |
| 5142788 |
Laser compass |
Sep. 1, 1992 |
| 4814800 |
Light show projector |
Mar. 21, 1989 |
| 4810075 |
Projection system with a cathode ray tube and a lens |
Mar. 7, 1989 |
| 4327975 |
Light-beam-projecting apparatus |
May. 4, 1982 |
| 4235535 |
Apparatus for projection on a cylindrical screen |
Nov. 25, 1980 |
| 4227785 |
Light image translator |
Oct. 14, 1980 |
| 4102734 |
Method for producing a design on an arcuate surface |
Jul. 25, 1978 |
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