| 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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| 05/07/1996 | US5515208 Endoscope objective lens |
| 04/30/1996 | US5513046 Large aperture retrofocus lens |
| 04/30/1996 | US5513042 Lens system with master lens system and conversion lens |
| 04/16/1996 | US5508848 Wide-angle lens for film-combined type cameras |
| 04/10/1996 | CN1031528C Lighting system for spotlights, projectors and enlarging apparatus |
| 04/09/1996 | US5506729 Copy lens |
| 04/02/1996 | US5504618 Extreme wide angle, very large aperture, compact, UV imaging lens |
| 03/26/1996 | US5502597 Wide-angle photographic lens system and a photographic camera |
| 03/21/1996 | DE19534638A1 Optical system used as size reducing objective |
| 03/21/1996 | DE19532111A1 Apochromatic wide angle objective |
| 03/19/1996 | US5500767 Objective lens and method of measuring its performance |
| 03/12/1996 | US5499142 Large aperture wide angle type photographic lens system |
| 02/22/1996 | DE19527255A1 In visual spectral range working single-lens camera |
| 02/20/1996 | US5493449 Imagery lens system |
| 02/20/1996 | US5493446 Projection lens |
| 02/14/1996 | CN1116720A Optical imaging system |
| 01/31/1996 | EP0694800A2 Replicated relay lens system |
| 01/27/1996 | CA2150314A1 Replicated relay lens system |
| 01/09/1996 | CA2044571C Ultra-wideband achromatic lens |
| 12/28/1995 | WO1995035521A1 Extreme wide angle, very large aperture, compact, uv imaging lens |
| 12/12/1995 | US5475536 Lens system for reading image |
| 12/12/1995 | US5475534 Projection lens systems for projector |
| 11/02/1995 | DE19507742A1 Objective lens with four lens groups |
| 10/24/1995 | US5461509 Modular optical relay lens system |
| 10/17/1995 | US5459615 Miniature fixed-focal-length lens system |
| 10/10/1995 | US5457576 Negative Abbe number radial gradient index relay, method of making, and use of same |
| 10/04/1995 | EP0674757A1 Lighting system for spotlights, projectors and enlarging apparatuses. |
| 10/03/1995 | US5455714 Zoom lens system |
| 09/19/1995 | US5452132 Projection lens system for rear type projection television |
| 09/05/1995 | US5448408 Projection lens system |
| 07/25/1995 | US5436765 Visual display apparatus |
| 07/06/1995 | WO1995018393A1 Hybrid refractive/diffractive achromatic camera lens and camera using such |
| 07/06/1995 | WO1995018392A1 A method of manufacturing a diffractive surface profile |
| 06/21/1995 | EP0658874A1 Process and circuit for producing from a speech signal with small bandwidth a speech signal with great bandwidth |
| 06/14/1995 | EP0657038A1 A compact objective lens system |
| 05/24/1995 | CN1102887A 投影镜头和图象显示装置 Projection lens and the image display apparatus |
| 05/23/1995 | US5418649 Objective lens system for endoscopes |
| 05/10/1995 | EP0514538B1 Graded index optical elements and catadioptric optical systems |
| 05/09/1995 | US5414560 Optical device |
| 04/04/1995 | US5404246 Projection lens system |
| 03/21/1995 | US5400072 Video camera unit having an airtight mounting arrangement for an image sensor chip |
| 02/28/1995 | US5394272 High-magnification wide-field-of-view telemicroscopic lens configuration |
| 02/14/1995 | US5390048 Projection lens assembly and projection display apparatus |
| 01/18/1995 | EP0634023A1 Compact objective lens with two lens groups |
| 01/17/1995 | US5383059 Nonvariable transverse magnification focussing method and lens systems |
| 01/12/1995 | WO1995001581A1 A compact objective lens system |
| 12/27/1994 | US5376984 Real image type finder |
| 12/06/1994 | US5371628 Projection lens incorporating a pair of matching plastic lenses |
| 11/09/1994 | CN1026523C Telescope pickup and recording camera |
| 11/01/1994 | US5361167 Vari-focal lens system |
| 10/18/1994 | US5357373 Image projection lens |
| 10/11/1994 | US5355387 Interface module for transverse energy input to dye laser modules |
| 10/06/1994 | DE4310660A1 3-lens apochromat having optical glasses (FC-objectives) |
| 09/13/1994 | US5347398 Optical system for forming an image of a plane on a spherical surface |
| 08/03/1994 | EP0609093A1 Negative abbe number radial gradient index relay, method of making, and use of same |
| 07/20/1994 | CN1089712A Lighting system for spotlights, projectors and enlarging apparatuses |
| 07/19/1994 | US5331465 Macro lens |
| 07/12/1994 | US5329404 Laser beam expander: 5X |
| 07/07/1994 | WO1994015143A1 Lighting system for spotlights, projectors and enlarging apparatuses |
| 07/05/1994 | US5327291 For use in forming an image on a flat or weakly concave recording surface |
| 06/28/1994 | US5325234 Telephoto lens system |
| 06/21/1994 | US5323268 Compound lens |
| 06/14/1994 | US5321555 Compact photographic objective of the triplet type having improved chromatic and monochromatic characteristics |
| 05/17/1994 | US5313328 Optical system comprising graded refractive index lens element |
| 05/10/1994 | US5311364 Reading lens for scanner |
| 05/10/1994 | US5311363 Fixed-focal-length lens system |
| 05/10/1994 | US5311355 Afocal zooming optical system |
| 05/10/1994 | US5311348 Cylindrical lens system for use in laser beam scanning apparatus and scanning apparatus including same |
| 04/19/1994 | US5305150 Laser beam expander: 10× |
| 04/19/1994 | US5305148 Image forming system |
| 04/12/1994 | US5303088 Retrofocus type lens |
| 04/12/1994 | US5303087 Retrofocus type lens |
| 03/29/1994 | US5299062 Optical lens |
| 03/08/1994 | US5293270 Reading lens system |
| 02/08/1994 | US5285319 Scanner lens for reading |
| 01/19/1994 | EP0579427A1 Single aspheric lens camera |
| 01/11/1994 | US5278698 Magnifying projecting lens |
| 01/11/1994 | US5278597 Camera with a positive meniscus lens |
| 11/09/1993 | US5260832 Projection lens system |
| 10/26/1993 | US5257137 Photo-taking lens for an underwater camera |
| 10/14/1993 | WO1993020470A1 Compact objective lens with two lens groups |
| 10/05/1993 | US5251063 Large-aperture three-lens objective with aspherical-surfaces |
| 09/29/1993 | EP0562754A1 Optical system for laser devices |
| 09/21/1993 | US5247392 Objective lens for producing a radiation focus in the inside of a specimen |
| 09/07/1993 | US5243468 Wide angle objective lens |
| 08/24/1993 | US5239413 Objective lens system for microscopes |
| 08/17/1993 | US5237456 Projection lens |
| 08/10/1993 | US5235464 Lens system |
| 06/22/1993 | US5221996 Zoom lens system having short total length |
| 06/01/1993 | US5216548 Compound lens system |
| 05/11/1993 | US5210645 Light blocking device for optical lenses |
| 04/22/1993 | DE4234721A1 Three lens arrangement - has front, central and rear lens of material of different dispersions set spacedly and having spherical and aspherical surfaces |
| 04/21/1993 | EP0537469A1 Photographic objective of the triplet type |
| 03/31/1993 | CN1020212C Optical system of wide-apperture objective lens for microprojection |
| 03/23/1993 | US5196962 Vari-focal lens system |
| 03/10/1993 | CN1020050C Camera lens with relative aperlure 1:2.8 and rear diaphragm |
| 02/02/1993 | US5184251 Vari-focal lens system |
| 01/07/1993 | EP0521624A1 Powerless field-corrective lens |
| 12/15/1992 | US5172275 Apochromatic relay lens systems suitable for use in a high definition telecine apparatus |
| 12/15/1992 | US5172272 Imaging lens system |