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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 |
| 7616382 |
Image observation apparatus and image observation system |
Nov. 10, 2009 |
| 7573641 |
Free-space optical hybrid |
Aug. 11, 2009 |
| 7559654 |
High luminance display apparatus using LCD panel |
Jul. 14, 2009 |
| 7557994 |
Optical device, transfer mold, and image pickup apparatus |
Jul. 7, 2009 |
| 7553025 |
Projection type image display apparatus, and optical unit and polarization splitting unit each used for the apparatus |
Jun. 30, 2009 |
| 7527394 |
Image-displaying apparatus |
May. 5, 2009 |
| 7505208 |
Air-gap optical structure with a nonreflective air-gap spacer |
Mar. 17, 2009 |
| 7505205 |
Lighting system enabling combination of several light beams |
Mar. 17, 2009 |
| 7497577 |
Light modulator assembly |
Mar. 3, 2009 |
| 7477392 |
Electromagnetic energy measurement apparatus and method |
Jan. 13, 2009 |
| 7466473 |
2-channel display system comprising micro electro mechanical systems |
Dec. 16, 2008 |
| 7445345 |
Optical display device and projection-type display device |
Nov. 4, 2008 |
| 7443594 |
Color display device using separate diffracted light and illumination light |
Oct. 28, 2008 |
| 7440192 |
Optical system providing several beams from a single source |
Oct. 21, 2008 |
| 7440191 |
Method for manufacturing cross prism |
Oct. 21, 2008 |
| 7437034 |
Device for coupling the light of multiple light sources |
Oct. 14, 2008 |
| 7429110 |
Projector-type image display apparatus |
Sep. 30, 2008 |
| 7428104 |
Optical device for the combination of light beams |
Sep. 23, 2008 |
| 7411734 |
Color-splitting optical element and an optical system utilizing the color-splitting optical element |
Aug. 12, 2008 |
| 7403320 |
2-channel display system comprising micro electro mechanical systems |
Jul. 22, 2008 |
| 7401925 |
Image projection system |
Jul. 22, 2008 |
| 7400452 |
Method and apparatus for internal frames to improve performance and manufacturability of optical devices including liquid crystal on silicon (LCOS) based kernels |
Jul. 15, 2008 |
| 7390094 |
Method and apparatus to achieve a neutral dark state in image projection systems |
Jun. 24, 2008 |
| 7387391 |
Apparatus and method for mounting imagers on stress-sensitive polarizing beam splitters |
Jun. 17, 2008 |
| 7369318 |
Color display device having single illuminating system |
May. 6, 2008 |
| 7364302 |
Projection display system using multiple light sources and polarizing element for using with same |
Apr. 29, 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 |
| 7355797 |
Color display device using separate diffracted light and illumination light |
Apr. 8, 2008 |
| 7352791 |
Optical systems including wavefront correcting optical surfaces |
Apr. 1, 2008 |
| 7350928 |
Projection display system |
Apr. 1, 2008 |
| 7344254 |
Projection system with a common light source sharing system |
Mar. 18, 2008 |
| 7330315 |
Light-redirecting optical structures |
Feb. 12, 2008 |
| 7322703 |
Light emitting apparatus and projector |
Jan. 29, 2008 |
| 7313309 |
Optical device and color display unit using the optical device |
Dec. 25, 2007 |
| 7230763 |
Polarizing beamsplitter |
Jun. 12, 2007 |
| 7224531 |
Optical prism assembly |
May. 29, 2007 |
| 7215474 |
Method and apparatus for combining optical beams |
May. 8, 2007 |
| 7210815 |
Optical device, illumination apparatus, and color illumination apparatus |
May. 1, 2007 |
| 7210788 |
Color prism and projection-type image display apparatus employing the same |
May. 1, 2007 |
| 7207676 |
Image projection apparatus |
Apr. 24, 2007 |
| 7199932 |
Prism sheet, illuminating device, surface emitting device, and liquid crystal display device |
Apr. 3, 2007 |
| 7199436 |
Attachment structure for solid-state imaging device |
Apr. 3, 2007 |
| 7196315 |
Eccentric optical system and optical apparatus using same |
Mar. 27, 2007 |
| 7170696 |
Method and arrangement for deeply resolved optical detection of a sample |
Jan. 30, 2007 |
| 7167311 |
Polarizing beamsplitter |
Jan. 23, 2007 |
| 7118230 |
Holder frame, optical device and projector |
Oct. 10, 2006 |
| 7116479 |
Array polarization beamsplitter and combiner |
Oct. 3, 2006 |
| 7114816 |
Fixing plate, optical device and projector |
Oct. 3, 2006 |
| 7106518 |
Optical unit and image display apparatus |
Sep. 12, 2006 |
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