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Browse by Category: Main > Optical & Optics
Class Information
Number: 359/797
Name: Optical: systems and elements > Lens > Single component with multiple elements > Three or more elements
Description: Subject matter wherein the single component of the lens is made up of three or more masses of refractive material; each having two opposed refracting surfaces, which surfaces are disposed transversely of the optical axis of the lens and spaced therealong.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8687294 Recessed optical surfaces Apr. 1, 2014
8611026 Optical device including at least one replicated surface and associated methods Dec. 17, 2013
8493671 Three-piece optical lens system Jul. 23, 2013
8411379 Optical device and associated methods Apr. 2, 2013
8363339 Imaging lens, imaging device, portable terminal, and method for manufacturing imaging lens Jan. 29, 2013
8305698 Imaging lens, imaging device, and portable terminal Nov. 6, 2012
8279540 Compound lens and optical system including the same Oct. 2, 2012
8223444 Medium exhibiting negative refraction, optical element, and optical system Jul. 17, 2012
8189277 Recessed optical surfaces May. 29, 2012
8184388 Image forming optical system and electronic image pickup apparatus using the same May. 22, 2012
8147095 Light source Apr. 3, 2012
8149525 Imaging lens Apr. 3, 2012
8054564 Optical device and associated methods Nov. 8, 2011
8031415 Imaging lens, imaging device, portable terminal, and method for manufacturing imaging lens Oct. 4, 2011
7989825 Lens-attached light-emitting element and method for manufacturing the same Aug. 2, 2011
7920339 Method and apparatus providing singlet wafer lens system with field flattener Apr. 5, 2011
7894143 Image capture lens Feb. 22, 2011
7876511 Subminiature imaging optical system Jan. 25, 2011
7864457 Achromatic lens structure, method of fabrication, and imaging devices and systems using the same Jan. 4, 2011
7839575 Optical device for use with scanned beam light sources Nov. 23, 2010
7839582 Optical element Nov. 23, 2010
7826153 Lens assembly and method for manufacturing the same Nov. 2, 2010
7764445 Optical system Jul. 27, 2010
7755856 Lens module and optical module incorporating same Jul. 13, 2010
7742245 Lens unit Jun. 22, 2010
7724437 Brightness preserving laser beam shaper May. 25, 2010
7649699 Cemented lens and optical system having the same Jan. 19, 2010
7466911 Image taking lens Dec. 16, 2008
7457053 Subminiature imaging optical system Nov. 25, 2008
7289281 Zoom lens and image projection apparatus having the same Oct. 30, 2007
7142377 Lens-attached light-emitting element Nov. 28, 2006
6870692 Wide angle lens system Mar. 22, 2005
6809891 Image display device Oct. 26, 2004
6747805 Design and fabrication process for a lens system optically coupled to an image-capture device Jun. 8, 2004
6678097 Non-planar fresnel reflector arrays, mold structures and mold patterns for eliminating negative draft during molding Jan. 13, 2004
6587282 Broadband refractive objective for small spot optical metrology Jul. 1, 2003
6451462 Optical unit and method for making the same Sep. 17, 2002
6421190 Cemented lens group Jul. 16, 2002
6339505 Method for radiation projection and lens assembly for semiconductor exposure tools Jan. 15, 2002
6226132 Achromatic lens system May. 1, 2001
6212015 Rod lenses Apr. 3, 2001
5763054 Anti-reflection treatment for optical elements Jun. 9, 1998
5731907 Auxiliary lens with liquid element for correcting secondary color Mar. 24, 1998
5703722 Segmented axial gradinet array lens Dec. 30, 1997
5646779 Optical system capable of correcting image position Jul. 8, 1997
5570237 Lens unit cemented at circumference of each of lens elements and optical system including the same Oct. 29, 1996
5566027 Photocurable resin composition and optical lens produced therefrom Oct. 15, 1996
5210646 Color-corrected optical systems and method of selecting optical materials therefor May. 11, 1993
5148314 Optical systems employing refractive and diffractive optical elements to correct for chromatic aberration Sep. 15, 1992
5122907 Light polarizer and method of manufacture Jun. 16, 1992

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