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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:
| Patent Number |
Title Of Patent |
Date Issued |
| 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 |
| 5097359 |
Endoscope relay lens configuration |
Mar. 17, 1992 |
| 5033831 |
Color-corrected lens triplets with liquid lens elements |
Jul. 23, 1991 |
| 4976526 |
Performance correcting optical assembly for photographic lens for television |
Dec. 11, 1990 |
| 4950041 |
Lens systems comprising plastic and liquid lens elements |
Aug. 21, 1990 |
| 4932762 |
Lens triplets |
Jun. 12, 1990 |
| 4915483 |
Apochromatic lens triplets with aspherical lens elements |
Apr. 10, 1990 |
| 4844574 |
Optical fiber output coupler for a power laser |
Jul. 4, 1989 |
| 4815098 |
Method of measuring furnace temperature in hot isostatic pressing unit and device for measuring same |
Mar. 21, 1989 |
| 4765727 |
Color-corrected lens systems |
Aug. 23, 1988 |
| 4762404 |
Color-corrected lens systems |
Aug. 9, 1988 |
| 4761064 |
Color-corrected lens systems |
Aug. 2, 1988 |
| 4679918 |
Ophthalmic glass/plastic laminated lens having photochromic characteristics and assembly thereof |
Jul. 14, 1987 |
| 4657354 |
Composite optical element |
Apr. 14, 1987 |
| 4354730 |
Optical relay used for transferring an image from one point to another along an optical axis |
Oct. 19, 1982 |
| 4349249 |
Compound lens |
Sep. 14, 1982 |
| 4211471 |
Mode converters for converting a non-confining wave into a confining wave in the far infrared range |
Jul. 8, 1980 |
| 4162827 |
Wide angle objective for ophthalmoscopic instrument |
Jul. 31, 1979 |
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