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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 |
| 7616382 |
Image observation apparatus and image observation system |
Nov. 10, 2009 |
| 7554739 |
Illumination homogenizing optical element |
Jun. 30, 2009 |
| 7554741 |
Optical transmission device and light-receiving module |
Jun. 30, 2009 |
| 7518802 |
Illumination device, image display device, and projector |
Apr. 14, 2009 |
| 7505205 |
Lighting system enabling combination of several light beams |
Mar. 17, 2009 |
| 7502558 |
Illuminating system for camera |
Mar. 10, 2009 |
| 7483086 |
Illumination optical system, projection video system using the same, and integral-type video display |
Jan. 27, 2009 |
| 7472995 |
Wavelength-selective polarization conversion element, projection displaying optical system and image projection apparatus |
Jan. 6, 2009 |
| 7445345 |
Optical display device and projection-type display device |
Nov. 4, 2008 |
| 7443590 |
Imaging apparatus and method, and method for designing imaging apparatus |
Oct. 28, 2008 |
| 7437034 |
Device for coupling the light of multiple light sources |
Oct. 14, 2008 |
| 7428104 |
Optical device for the combination of light beams |
Sep. 23, 2008 |
| 7425074 |
Display device and display method |
Sep. 16, 2008 |
| 7420740 |
Device for combination of light of different wavelengths |
Sep. 2, 2008 |
| 7408714 |
Method and apparatus for coupling laser beams |
Aug. 5, 2008 |
| 7408706 |
Neutral white-light filter device |
Aug. 5, 2008 |
| 7387390 |
Single-panel projection system |
Jun. 17, 2008 |
| 7354162 |
Projector |
Apr. 8, 2008 |
| 7339157 |
Illumination device |
Mar. 4, 2008 |
| 7322703 |
Light emitting apparatus and projector |
Jan. 29, 2008 |
| 7321468 |
Method and optical arrangement for beam guiding of a light beam with beam delay |
Jan. 22, 2008 |
| 7301686 |
Optically controlled optical-path-switching apparatus, and method of switching optical paths |
Nov. 27, 2007 |
| 7289218 |
Optical component for directing electromagnetic radiation |
Oct. 30, 2007 |
| 7284865 |
Scrolling device with color separation and projection system incorporating same |
Oct. 23, 2007 |
| 7222965 |
Optical unit and a projection image display apparatus using the same |
May. 29, 2007 |
| 7221515 |
Optical diffraction element |
May. 22, 2007 |
| 7213922 |
Projector |
May. 8, 2007 |
| 7215474 |
Method and apparatus for combining optical beams |
May. 8, 2007 |
| 7215493 |
Imaging system with a lens having increased light collection efficiency and a deblurring equalizer |
May. 8, 2007 |
| 7212254 |
Illumination optical system, projection video system using the same, and integral-type video display |
May. 1, 2007 |
| 7196315 |
Eccentric optical system and optical apparatus using same |
Mar. 27, 2007 |
| 7177085 |
Multiple imaging system and method for designing same |
Feb. 13, 2007 |
| 7172289 |
Projection apparatus with colored light path combination through a transparent optical element |
Feb. 6, 2007 |
| 7154085 |
Object detection method and system |
Dec. 26, 2006 |
| 7094452 |
Antireflective member and electronic equipment using same |
Aug. 22, 2006 |
| 7086738 |
Optical projection system and method |
Aug. 8, 2006 |
| 7068887 |
Polarization splitting grating couplers |
Jun. 27, 2006 |
| 7068699 |
Multi-function combat laser for the dismounted soldier |
Jun. 27, 2006 |
| 7057815 |
Optical glass for polarizing optical system, production process therefor and polarizing beam splitter |
Jun. 6, 2006 |
| 7048384 |
Multiple scene projection system |
May. 23, 2006 |
| 7035012 |
Optical pulse duration extender |
Apr. 25, 2006 |
| 7031069 |
Microlithographic illumination method and a projection lens for carrying out the method |
Apr. 18, 2006 |
| 7018042 |
Scanning microscope having an optical component, and optical component |
Mar. 28, 2006 |
| 7006163 |
Illuminating device and projector using it and built-in display unit |
Feb. 28, 2006 |
| 6992833 |
Color combining optical system, projection-type display optical system, projection-type image display apparatus, and image display system |
Jan. 31, 2006 |
| 6972907 |
Tunable laser modules incorporating micromachined pellicle splitters |
Dec. 6, 2005 |
| 6970294 |
Beam splitting unit, beam-emission-angle compensating optical unit, and laser marking apparatus |
Nov. 29, 2005 |
| 6958861 |
Method and apparatus for combining optical beams |
Oct. 25, 2005 |
| 6943956 |
Combiner and on-vehicle display unit including the same |
Sep. 13, 2005 |
| 6859330 |
Micromachined pellicle splitters and tunable laser modules incorporating same |
Feb. 22, 2005 |
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