| Patents for G02B 9 - Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or (5,791) |
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| 11/13/2001 | US6317269 Projection lens and projector apparatus |
| 11/06/2001 | US6313958 Diffractive-refractive photographic optical system |
| 11/06/2001 | US6313955 Rear-focusing telephoto lens system |
| 11/01/2001 | US20010036022 Gaussian lens |
| 10/30/2001 | US6310734 Imaging lens and image readout apparatus using the same |
| 10/24/2001 | EP1147480A1 Objective lens system |
| 10/23/2001 | US6308012 Two-focus switchable lens |
| 10/10/2001 | CN2453459Y Camera lens with external shutler |
| 10/09/2001 | US6301063 Color image readout lens |
| 10/09/2001 | US6301057 Long focal length projection lenses |
| 10/09/2001 | US6299313 Projection display apparatus and projection lens device for use therein |
| 10/02/2001 | US6297916 Imaging lens for interferometric device |
| 10/02/2001 | US6297860 Partial color-corrected projection lens system |
| 09/25/2001 | US6295169 Image readout lens and image readout apparatus using the same |
| 09/20/2001 | US20010022698 Single-focus lens |
| 09/11/2001 | US6288850 Image readout lens and image readout apparatus |
| 09/11/2001 | US6288845 Photographic optical system and photographing apparatus having the same |
| 09/11/2001 | US6288820 Image scanning lens having four lens elements and an image scanning unit that uses it |
| 09/11/2001 | US6288767 Imaging optical system |
| 09/05/2001 | CN1311869A Inverse triplet lens assemblies |
| 08/28/2001 | US6282033 Lens with external aperture stop |
| 08/23/2001 | US20010016083 Low spatial noise image sensing apparatus |
| 08/01/2001 | CN1306623A Projection television lens systems having improved modulation transfer functions |
| 07/11/2001 | EP1091230A9 Projection optical system that projects an image of a pattern formed on a reticle onto a substrate |
| 07/11/2001 | CN2439042Y Improvement of double-lens unit |
| 07/04/2001 | CN1302382A High performance projection television lens systems |
| 07/03/2001 | US6256155 Objective optical system |
| 06/20/2001 | CN2435751Y Lens with external shutter |
| 06/12/2001 | US6246833 Photographic lens and photographing apparatus having the same |
| 06/12/2001 | US6246517 Lenses for the 1.50 to 2.55 micron band |
| 06/05/2001 | US6243217 Objective lens system |
| 05/29/2001 | US6239921 Taking lens system |
| 05/22/2001 | US6236522 Photographic optical system |
| 05/22/2001 | US6236521 Objective lens and image pickup device using the same |
| 05/15/2001 | US6233403 Lens-fitted film unit with a built-in electronic flash unit and image forming method based on a photographic film exposed by the lens-fitted film unit with a built-in electronic flash unit |
| 05/15/2001 | US6233101 Modified gaussian lens |
| 05/15/2001 | US6231192 Projecting optical system |
| 05/09/2001 | CN1294383A Optical probe |
| 05/08/2001 | US6229600 Spherical-aberration detection system and optical device using the same |
| 05/03/2001 | WO2001031563A1 Objective lens system |
| 05/02/2001 | EP1096483A2 Optical pickup |
| 05/01/2001 | US6226132 Achromatic lens system |
| 04/25/2001 | EP1094350A2 Optical projection lens system |
| 04/24/2001 | US6222685 Imaging lens |
| 04/24/2001 | US6222682 Image pickup lens system |
| 04/11/2001 | EP1091230A2 Projection optical system that projects an image of a pattern formed on a reticle onto a substrate |
| 04/11/2001 | EP1090314A1 Projection television lens systems having improved modulation transfer functions |
| 03/29/2001 | DE19946293A1 Scanning objective lens with large imaging angle for laser printer, fax machine, or CD player; has aperture between positive and negative meniscal lens, with negative lens curved in aperture direction |
| 03/21/2001 | EP1084438A1 Inverse triplet lens assemblies |
| 03/21/2001 | EP1010028A4 Lenses for electronic imaging systems |
| 03/21/2001 | CN1288166A Lens for taking picture |
| 03/07/2001 | EP1081525A2 F-theta lens |
| 02/22/2001 | DE19938952A1 Optical projector system of lamp and reflector includes negative divergent lens between focus and reflector plus heat radiation reflector plate or foil between two lenses |
| 02/13/2001 | US6188523 Projection lens unit for projector |
| 01/30/2001 | US6181488 Photographic lens |
| 01/30/2001 | US6181487 Photographic lens |
| 01/30/2001 | US6181477 Imaging lens |
| 01/25/2001 | WO2001006295A1 Image-forming optical system |
| 01/04/2001 | DE10031819A1 Macrolens system for cameras comprises first and third positive lens groups and interposed second and fourth negative lens groups with conditions describing lens travel from infinity to near settings. |
| 12/26/2000 | US6166861 Wide-angle eyepiece lens |
| 12/26/2000 | US6166784 Imaging optical system |
| 12/12/2000 | US6160669 Lens system |
| 12/06/2000 | EP1057062A2 Optical lens system and scanning device provided with such a system |
| 12/05/2000 | US6155692 Surface light source device of side light type |
| 11/14/2000 | US6147816 Image-reading lens |
| 11/07/2000 | US6144499 Projection lens |
| 10/17/2000 | US6134054 Monochromatic image forming optical system and monochromatic filtering optical system |
| 10/10/2000 | US6130786 Projection lens and image display device |
| 10/03/2000 | US6128139 Microscope objective lens |
| 09/27/2000 | EP1039315A2 Optics using a gradient index lens |
| 09/26/2000 | US6124979 Projection display apparatus and projection lens device for use therein |
| 08/29/2000 | US6111704 Readout lens |
| 08/29/2000 | US6111703 Image pickup optical system |
| 08/15/2000 | US6104553 Image-forming lens |
| 08/15/2000 | US6104545 Gradient index lens component and image pickup apparatus using the gradient index lens |
| 08/15/2000 | US6104544 Exposure apparatus |
| 08/15/2000 | US6104541 Collimator lens and optical scanning apparatus using the same |
| 08/10/2000 | WO2000037982A3 Optical lens system and scanning device provided with such a system |
| 08/10/2000 | DE10004627A1 Tele-objective with inner focussing for middle format camera has first lens group containing first and second sub-groups for reduction of chromatic aberration |
| 08/08/2000 | US6101049 Lens used for picture image reading and picture image reader that uses it |
| 08/08/2000 | US6101035 Triplet lens system with diffractive lens features |
| 08/02/2000 | CN1261680A Camera lens system |
| 08/01/2000 | US6097551 Lenses for electronic imaging systems |
| 07/25/2000 | US6094311 LCD projection lens |
| 07/19/2000 | EP1019768A1 Zoom lens system having imaging and non-imaging ranges |
| 07/11/2000 | US6088171 Projection optical system |
| 07/05/2000 | CN1258853A Camera-lens system |
| 07/04/2000 | US6084724 Glass coated cemented plastic doublets and method for making |
| 06/29/2000 | WO2000037982A2 Optical lens system and scanning device provided with such a system |
| 06/21/2000 | EP1010028A1 Lenses for electronic imaging systems |
| 06/13/2000 | US6075656 High numerical aperture objective lens |
| 05/30/2000 | US6069751 Photographic lens and photographing apparatus having the same |
| 05/10/2000 | EP0999467A2 Lens-fitted film unit with a built-in electronic flash unit |
| 05/02/2000 | US6058095 Objective lens having a doublet lens with high numerical aperture |
| 04/25/2000 | US6055105 Optical system with grating element and imaging device using the same |
| 04/18/2000 | US6052233 Taking lens and camera equipped with the same |
| 04/05/2000 | EP0990935A2 Lens for copying and image copying apparatus using the same |
| 04/04/2000 | US6046861 Zoom lens system having imaging and non-imaging ranges |
| 03/28/2000 | US6043941 Image-forming lens having four lens elements |
| 03/23/2000 | DE19944747A1 Achromatic lens system has single negative lens element, single positive lens element and single negative lens element in series with given partial dispersion ratio relationships |