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Browse by Category: Main > Optical & Optics
Class Information
Number: 359/786
Name: Optical: systems and elements > Lens > Multiple component lenses > Three components > + - + arrangement > With multiple element first component
Description: Subject matter wherein the first convergent component contains multiple masses of refractive material; each mass having two opposed refracting surfaces disposed transversely of the optical axis of the lens and spaced therealong.










Patents under this class:

Patent Number Title Of Patent Date Issued
8654456 Photographic optical system and image pickup apparatus including the photographic optical system Feb. 18, 2014
8643960 Internal focus lens Feb. 4, 2014
8149519 High-speed zoom lens Apr. 3, 2012
8000037 Imaging lens, imaging device, and mobile terminal Aug. 16, 2011
7982978 Imaging lens Jul. 19, 2011
7920339 Method and apparatus providing singlet wafer lens system with field flattener Apr. 5, 2011
7808724 Spectroscopy lens for telecentric sensor Oct. 5, 2010
7715122 Wide-angle zoom optic system May. 11, 2010
7558006 Laminated lens Jul. 7, 2009
7508600 Optical system and optical apparatus including the same Mar. 24, 2009
7411745 Large-aperture-ratio internal focusing telephoto lens Aug. 12, 2008
6912095 Projection lens system Jun. 28, 2005
6809878 Zoom lens Oct. 26, 2004
6728033 Image stabilizing optical lens device with decentering of lens sub-unit Apr. 27, 2004
6728047 Compact photographing lens Apr. 27, 2004
6490096 Achromatic lens and zoom lens using the same Dec. 3, 2002
6384975 Image stabilizing optical lens device with decentering of lens sub-unit May. 7, 2002
6252723 Objective optical system Jun. 26, 2001
5835286 Standard lens system having a large aperture ratio Nov. 10, 1998
5568325 Achromatic lens system Oct. 22, 1996
5526191 Fourier transform lens assembly Jun. 11, 1996
5483382 Projection lens and method of using same Jan. 9, 1996
5371626 Wide angle binocular system with variable power capability Dec. 6, 1994
5321555 Compact photographic objective of the triplet type having improved chromatic and monochromatic characteristics Jun. 14, 1994
5257134 Zoom lens Oct. 26, 1993
5247393 Zoom lens Sep. 21, 1993
5204782 Color-corrected optical systems Apr. 20, 1993
5202795 Eyepieces Apr. 13, 1993
4948236 Soft-focus lens system Aug. 14, 1990
4898457 Optical system of television camera Feb. 6, 1990
4852984 Telephoto lens of large aperture ratio Aug. 1, 1989
4836665 Objective lens Jun. 6, 1989
4487484 Behind-stop Tesser type lens system Dec. 11, 1984
4478497 Attachment lens system Oct. 23, 1984
4273424 Variable aberration lens system Jun. 16, 1981











 
 
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