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Browse by Category: Main > Optical & Optics
Class Information
Number: 362/340
Name: Illumination > Light modifier > Refractor > Prismatic type > Curved main surface
Description: Subject matter wherein the intersections of the other opposed surface and a transverse plane is a curve.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8552627 Retaining frame having at least one optical element Oct. 8, 2013
8475011 Lens member and optical unit using said lens member Jul. 2, 2013
8439529 Lighting device, automotive headlights and method for producing a lighting device May. 14, 2013
8297802 Optical film having linear protrusions with inwardly curved ridges and back light module with the optical film Oct. 30, 2012
8240888 LED unit Aug. 14, 2012
8220975 Lens member and optical unit using said lens member Jul. 17, 2012
8197104 Secondary optical lamp guard Jun. 12, 2012
8197094 Stage lighting fixture Jun. 12, 2012
8172433 Optoelectronic component and illumination device May. 8, 2012
8167462 Illumination lens and illumination unit including the same May. 1, 2012
8134780 Prism and lighting device Mar. 13, 2012
8128260 Spread lens with refraction parts, and lighting device Mar. 6, 2012
8075167 Optical film and illuminating device having the same Dec. 13, 2011
8070343 Light pipe providing wide illumination angle Dec. 6, 2011
8057073 Light pipe and illuminating device having the same Nov. 15, 2011
7938570 Quick-release worklight mounting May. 10, 2011
7901108 LED light source device Mar. 8, 2011
7866855 Luminaire reflector having improved prism transition Jan. 11, 2011
7819560 Illumination device and lens of illumination device Oct. 26, 2010
7802893 Bulb reflector for thin direct lit backlights Sep. 28, 2010
7798679 Light emitting device and lighting device having the same Sep. 21, 2010
7748874 Light pipe and illuminating device having the same Jul. 6, 2010
7712930 Module for projecting a light beam May. 11, 2010
7641365 Linear light concentrator Jan. 5, 2010
7621658 Light-emitting module Nov. 24, 2009
7618161 Fresnel lens and lighting apparatus provided with the Fresnel lens Nov. 17, 2009
7618162 Irradiance-redistribution lens and its applications to LED downlights Nov. 17, 2009
7585097 Light pipe providing wide illumination angle Sep. 8, 2009
7540635 LED light source lens having upper, central and lower parts Jun. 2, 2009
7510305 Air-handling light fixture and lens assembly for same Mar. 31, 2009
7506988 Illumination apparatus and image-taking apparatus Mar. 24, 2009
7465074 Optical element Dec. 16, 2008
7401948 Near field lens having reduced size Jul. 22, 2008
7306351 Lens for side emitting LED device Dec. 11, 2007
7296910 Light fixture and lens assembly for same Nov. 20, 2007
7229192 Light fixture and lens assembly for same Jun. 12, 2007
7101062 Headlight employing a combined mirror and deflection element with a non-flat light beam cut-off line Sep. 5, 2006
6997591 Synchronized flashing lighting device Feb. 14, 2006
6974236 Illuminating apparatus Dec. 13, 2005
6974235 Prismatic structures having shaped surfaces Dec. 13, 2005
6899451 Optical system for a fresnel lens light, especially for a spotlight or floodlight May. 31, 2005
6883934 Light source device, illumination device liquid crystal device and electronic apparatus Apr. 26, 2005
6866405 Variable intensity illuminator lens Mar. 15, 2005
6863420 Anti-dazzling transparent screen for illuminants Mar. 8, 2005
6796686 Color-corrected hollow prismatic light guide luminaire Sep. 28, 2004
6755556 Indicator light comprising an optical piece fulfilling an indicating function autonomously Jun. 29, 2004
6749313 Plate-type luminaire Jun. 15, 2004
6698908 Lighting fixture optical assembly including relector/refractor and collar for enhanced directional illumination control Mar. 2, 2004
6607286 Lens and lens cap with sawtooth portion for light emitting diode Aug. 19, 2003
6575601 Lighting fixture optical assembly including relector/refractor and shroud Jun. 10, 2003

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