Patents
Sitemap › G02 - Optics › G02B - Optical elements, systems, or apparatus › G02B 15 - Optical objectives with means for varying the magnification
Patents for G02B 15 - Optical objectives with means for varying the magnification (11,929)
11/1998
11/24/1998US5841586 Optical system
11/24/1998US5841582 Zoom lens optical system
11/21/1998CA2238233A1 Afocal zoom lens system
11/17/1998US5838500 High-powered zoom lens system
11/17/1998US5838499 Telephoto zoom lens system
11/10/1998US5835287 Variable focal length optical system
11/10/1998US5835282 Zoom lens system
11/10/1998US5835281 Simplified zoom lens
11/10/1998US5835272 Zoom Lens
11/03/1998US5831773 Zoom lens
11/03/1998US5831772 Compact zoom lens
11/03/1998US5831771 Zoom lens
11/03/1998US5831768 Zoom lens capable of shifting an image
11/03/1998CA2073382C Multiple field of view sensor lens assembly
10/1998
10/29/1998WO1998048309A1 Optical imaging system and graphic user interface
10/29/1998DE19717120A1 Wide angle variable focus lens group for C.C.D.
10/29/1998CA2287453A1 Optical imaging system and graphic user interface
10/28/1998CN1197222A Varifocal lens tube and variable enlarging rate optical system
10/27/1998US5828499 Zoom lens system
10/27/1998US5828490 Image position correcting optical system
10/22/1998DE19716958A1 Optisches Abbildungssystem Optical imaging system
10/21/1998EP0872751A1 Variable magnification optical system having image stabilizing function
10/20/1998US5825557 Two-group zoom lens
10/20/1998US5825556 Zoom lens
10/20/1998US5825546 "Macro" Photographic lens having long focal length and vibration compensation
10/15/1998DE19810575A1 Triple group zoom lens for photographic camera
10/06/1998US5819121 Magnification change-over device for camera
10/06/1998US5818647 Lens barrel
10/06/1998US5818646 Zoom lens of rear focus type
09/1998
09/29/1998US5815324 Zoom lens system for a lens shutter camera
09/29/1998US5815323 Fast aspherical zoom lens system
09/29/1998US5815322 Zoom lens system having high zoom ratio
09/29/1998US5815321 Zoom lens system
09/29/1998US5815320 Zoom lens
09/29/1998US5815312 Real image type finder
09/29/1998US5815233 Optical device containing a liquid crystal element for changing optical characteristics of a lens element
09/24/1998DE19812295A1 Zoom lens with three relatively movable lens elements
09/15/1998US5808812 Zoom lens system
09/15/1998US5808811 Zoom lens system
09/15/1998US5808810 Compact rear focusing zoom lens system
09/15/1998US5808809 Zoom lens
09/08/1998US5805352 Zoom lens system having two lens units
09/08/1998US5805351 High speed wide angle zoom lens system
09/08/1998US5805350 Wide zoom lens
09/08/1998US5805348 Lens system with reduced sensitivities and a method of manufacturing
09/08/1998US5805347 Variable-magnification telecentric optical system
09/01/1998US5801887 Wide-angle zoom lens system
09/01/1998US5801886 Image magnification apparatus
08/1998
08/26/1998CN1191321A Variable power optical system
08/25/1998US5798873 Small-sized zoom lens
08/25/1998US5798872 Zoom lens system
08/25/1998US5798871 Zoom lens
08/20/1998DE19806983A1 Light distribution lens for a flash unit of a camera
08/19/1998CN1190745A Double-lens group varifocal lens system with high focal variation ratio
08/18/1998US5796527 Small zoom optical system
08/18/1998US5796518 Real image mode variable magnification finder optical system
08/18/1998US5796514 Infrared zoom lens assembly having a variable F/number
08/11/1998US5794090 Camera system
08/11/1998US5793536 Zoom lens
08/11/1998US5793535 Zoom lens having high zoom ratio
08/11/1998US5793534 Fast wide angle zoom lens
08/11/1998US5793533 Zoom lens system
08/11/1998US5793532 Zoom lens
08/11/1998US5793531 Zoom lens
08/11/1998US5793529 Real image type viewfinder
08/06/1998WO1998034134A1 Hybrid projection lenses for use with pixelized panels
08/04/1998US5790324 Wide-angle photographic lens system
08/04/1998US5790318 Two-group zoom lens
08/04/1998US5790317 Zoom lens system
08/04/1998US5790316 Zoom lens
07/1998
07/28/1998US5786945 Zoom lens system
07/28/1998US5786944 Zoom lens system
07/28/1998US5786943 Zoom lens system having a high zoom ratio
07/28/1998US5786942 Zoom lens and aspherical lens
07/28/1998US5786853 Lens control device
07/23/1998DE19801515A1 Variable-focus lens arrangement
07/21/1998US5784210 Monitor magnification device
07/21/1998US5784209 Multi-axis optical lens
07/21/1998US5784205 Zoom lens
07/21/1998US5784204 Variable magnification viewfinder
07/14/1998US5781349 Zoom lens
07/14/1998US5781348 Zoom lens system
07/14/1998US5781346 Magnification correction for small field scanning
07/14/1998US5781340 Gauss lens with image stabilizing function
07/14/1998US5781281 Distance measuring infrared projection system
07/07/1998US5777800 Zoom lens
07/07/1998US5777799 Three-lens-group zoom lens system having a zoom ratio exceeding 3.5
07/07/1998US5777798 Variable magnification laser imaging system
07/01/1998CN1186254A Mini-zoom projection lenses for use with pixelized panels
06/1998
06/30/1998US5774749 Camera having a magnification change-over device
06/30/1998US5774276 Zoom lens system
06/30/1998US5774267 Zoom lens
06/23/1998US5771123 Zoom lens having image stabilizing function
06/23/1998US5771119 Real-image variable magnification viewfinder
06/16/1998US5768029 Zoom lens system
06/09/1998US5765049 Optical apparatus having lens system change-over mechanism
06/09/1998US5764426 Variable focal length optical system
06/09/1998US5764423 Zoom lens system
06/09/1998US5764421 Zoom lens system having minimal aberration fluctuation at short object distance
06/09/1998US5764420 Zoom lens
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