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Class Information
Number: 353/33
Name: Optics: image projectors > Composite projected image > Multicolor picture > Prism
Description: Subject matter including a prism, usually for directing light to the respective pictures or for combining light which has come through the respective pictures.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7616266 |
Liquid crystal projection system |
Nov. 10, 2009 |
| 7576916 |
Light guide optical device |
Aug. 18, 2009 |
| 7568805 |
Illumination unit and image projecting apparatus employing the same |
Aug. 4, 2009 |
| 7559654 |
High luminance display apparatus using LCD panel |
Jul. 14, 2009 |
| 7553027 |
Projector apparatus |
Jun. 30, 2009 |
| 7529024 |
Polarization conversion system and illumination module |
May. 5, 2009 |
| 7518570 |
Method and apparatus for miniaturizing digital light processing displays using high refractive index crystals |
Apr. 14, 2009 |
| 7508591 |
Ultra-bright light engine for projection displays |
Mar. 24, 2009 |
| 7497577 |
Light modulator assembly |
Mar. 3, 2009 |
| 7494225 |
Projector including an illumination device with a light cut-off member and rotating prism |
Feb. 24, 2009 |
| 7490941 |
Three-dimensional hologram display system |
Feb. 17, 2009 |
| 7483216 |
Integrated TIR prism and lens element |
Jan. 27, 2009 |
| 7475991 |
Polarizing beamsplitter assembly |
Jan. 13, 2009 |
| 7458688 |
Prism |
Dec. 2, 2008 |
| 7458687 |
High efficiency digital cinema projection system with increased etendue |
Dec. 2, 2008 |
| 7448758 |
Illumination unit and projection type image display apparatus employing the same |
Nov. 11, 2008 |
| 7448755 |
Three-panel projection display apparatus for displaying color images |
Nov. 11, 2008 |
| 7445345 |
Optical display device and projection-type display device |
Nov. 4, 2008 |
| 7429111 |
Two-panel color management system |
Sep. 30, 2008 |
| 7429110 |
Projector-type image display apparatus |
Sep. 30, 2008 |
| 7422329 |
Liquid crystal on silicon (LCOS) kernel with 3D projection capability |
Sep. 9, 2008 |
| 7410261 |
Multicolor illuminator system |
Aug. 12, 2008 |
| 7401925 |
Image projection system |
Jul. 22, 2008 |
| 7401926 |
Space light modulating apparatus, projector including same, process for manufacturing microstructure element used in same, and microstructure element manufactured by the same process |
Jul. 22, 2008 |
| 7403335 |
Screen, Fresnel lens sheet used for the same, and image display apparatus using the same |
Jul. 22, 2008 |
| 7396132 |
Prism assembly for use in optical devices and projector comprising such a prism assembly |
Jul. 8, 2008 |
| 7390095 |
Projector |
Jun. 24, 2008 |
| 7390094 |
Method and apparatus to achieve a neutral dark state in image projection systems |
Jun. 24, 2008 |
| 7387390 |
Single-panel projection system |
Jun. 17, 2008 |
| 7387391 |
Apparatus and method for mounting imagers on stress-sensitive polarizing beam splitters |
Jun. 17, 2008 |
| 7377649 |
Projector arrangement |
May. 27, 2008 |
| 7377655 |
Projection type display apparatus |
May. 27, 2008 |
| 7364303 |
Image display apparatus |
Apr. 29, 2008 |
| 7364302 |
Projection display system using multiple light sources and polarizing element for using with same |
Apr. 29, 2008 |
| 7360902 |
System and method for light source modulation |
Apr. 22, 2008 |
| 7360899 |
Beamsplitting structures and methods in optical systems |
Apr. 22, 2008 |
| 7357511 |
Stress birefringence compensation in polarizing beamsplitters and systems using same |
Apr. 15, 2008 |
| 7357516 |
Lighting optical system |
Apr. 15, 2008 |
| 7350928 |
Projection display system |
Apr. 1, 2008 |
| 7347558 |
3D kernel and prism assembly design |
Mar. 25, 2008 |
| 7347559 |
Color video projection system employing reflective liquid crystal display devices |
Mar. 25, 2008 |
| 7347563 |
Apparatus for fixing a reflective or transmissive liquid-crystal display element to a prism member |
Mar. 25, 2008 |
| 7344254 |
Projection system with a common light source sharing system |
Mar. 18, 2008 |
| 7331680 |
Illumination unit and projection type image display apparatus employing the same |
Feb. 19, 2008 |
| 7329006 |
Projection system having low astigmatism |
Feb. 12, 2008 |
| 7329007 |
Projector |
Feb. 12, 2008 |
| 7327408 |
Illuminator that generates linearly polarized light for microdisplay based light engine |
Feb. 5, 2008 |
| 7325957 |
Polarized light emitting diode (LED) color illumination system and method for providing same |
Feb. 5, 2008 |
| 7325956 |
Light-emitting diode (LED) illumination system for a digital micro-mirror device (DMD) and method of providing same |
Feb. 5, 2008 |
| 7322703 |
Light emitting apparatus and projector |
Jan. 29, 2008 |
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