| Patents for G02B 13 - Optical objectives specially designed for the purposes specified below (20,651) |
|---|
| 07/12/1988 | US4756583 Scanning optical system for use in a laser beam printer |
| 07/06/1988 | EP0273568A1 Gas zoom lens assembly |
| 07/06/1988 | EP0273476A1 Image projection system |
| 07/05/1988 | US4755030 Lens for facsimile or laser printer |
| 07/05/1988 | US4755028 For a cathode ray tube display from the image end |
| 06/30/1988 | DE3643276A1 Imaging sensor system |
| 06/29/1988 | EP0272719A1 Projection lens system |
| 06/28/1988 | US4753524 Lens for use with an optical disk |
| 06/28/1988 | US4753523 Low magnification projection objective lens |
| 06/28/1988 | US4753522 Plastic lens assembly for use in copying machines |
| 06/28/1988 | US4753521 Lens system for focussing a divergent laser beam |
| 06/28/1988 | US4753519 Optical system for projection television apparatus |
| 06/15/1988 | CN87211292U Simple camera wide-angle lens |
| 06/14/1988 | US4750819 Anamorphic prism |
| 06/08/1988 | EP0270166A1 Distortion compensation device |
| 06/08/1988 | EP0269926A2 Lens usable in the ultraviolet |
| 06/08/1988 | EP0269868A1 Lens with improved flat field characteristics |
| 06/07/1988 | US4750022 Optical projection system |
| 06/07/1988 | US4749267 Large aperture ratio zoom lens system |
| 05/31/1988 | US4747677 Lens system having aberrations corrected at near distance focusing |
| 05/31/1988 | US4747676 Wide-angle seven-element lens system |
| 05/19/1988 | WO1988003658A1 Lens for receiving and/or transmitting infrared radiation |
| 05/17/1988 | US4744641 Telephoto lens assembly for overhead projector |
| 05/10/1988 | US4743103 Lenses for photographic printers |
| 05/10/1988 | US4743101 Rear-attachment lens system |
| 05/03/1988 | US4742222 Selective optical detector apparatus utilizing longitudinal chromatic aberration |
| 05/03/1988 | US4741606 Objective lens system for optical recording and reading device |
| 05/03/1988 | US4741605 Multifocal objective |
| 04/26/1988 | US4740067 Projection lens system |
| 04/19/1988 | US4738521 Lens for indirect ophthalmoscopy |
| 04/19/1988 | US4738518 Three dimensional reflex lens systems |
| 04/19/1988 | US4738517 Copying lens with a wide angle of view |
| 04/19/1988 | US4738497 Antireflection film |
| 04/19/1988 | US4738496 High speed infrared wide angle lens system |
| 04/13/1988 | EP0263139A1 Lens |
| 04/12/1988 | US4737006 Optical fiber termination including pure silica lens and method of making same |
| 04/07/1988 | DE3629438A1 Anamorphotic attachment for a photographic basic lens |
| 04/06/1988 | EP0262407A1 Compact wide angle lens |
| 04/05/1988 | US4735496 Five-element copying zoom lens system |
| 04/05/1988 | US4735493 Wipe-angle zoom lens system |
| 03/29/1988 | US4733953 Color corrected projection lens |
| 03/22/1988 | US4732459 Fast telephoto lens |
| 03/15/1988 | US4730910 Wide angle lens system having flare rejection properties |
| 03/15/1988 | US4730906 Bright wide-angle zoom lens |
| 03/08/1988 | US4730199 Photographic apparatus |
| 03/08/1988 | US4729645 Non-spherical single lens |
| 02/24/1988 | EP0256826A2 Thermal imagers |
| 02/24/1988 | EP0256051A1 Image processing device for controlling the transfer function of an optical system. |
| 02/23/1988 | US4726669 High relative aperture objective lens system with compound focusing |
| 02/23/1988 | US4726668 Zoom lens of short total length |
| 02/23/1988 | US4726665 Compact wide-angle zoom lens |
| 02/09/1988 | US4723864 Endoscope and photographing apparatus |
| 02/03/1988 | EP0254762A1 Method for scanning thermographic pictures and device for carrying out said method |
| 01/27/1988 | EP0254265A2 Variable-focus lens for I.R. |
| 01/26/1988 | US4721373 Lens system for use with an optical disk |
| 01/26/1988 | US4721369 Gradient index single lens |
| 01/19/1988 | US4720637 Electro-optical imaging system and lens therefor |
| 01/19/1988 | US4720179 Zoom lens system for use with a compact camera |
| 01/13/1988 | EP0252614A2 Single aspherical lens |
| 01/12/1988 | US4719488 Copying machine |
| 01/05/1988 | US4717245 High relative aperture Gauss type lens |
| 12/23/1987 | EP0250147A2 Electro-optical imaging apparatus |
| 12/22/1987 | US4714307 Catadioptric infrared lenses |
| 12/16/1987 | EP0248823A1 Optical sensing system. |
| 12/15/1987 | US4712886 Lens doublet color-corrected for visible and near-infrared wavelengths |
| 12/15/1987 | US4712884 Lens system for deflected light beam |
| 12/15/1987 | CA1230248A1 Projection lens system |
| 12/08/1987 | US4711536 Color separating lens composed of three lens units |
| 12/08/1987 | US4711533 Standard zoom lens system having a large aperture ratio |
| 12/03/1987 | WO1987007391A1 Lenses for photographic printers |
| 12/01/1987 | US4710820 Single layer optical coupler for projection TV CRT |
| 12/01/1987 | US4709998 Telephoto lens system |
| 11/24/1987 | US4708445 Large aperture ratio photographic lens system |
| 11/17/1987 | US4707098 Albada finder |
| 11/17/1987 | US4707085 Fθ lens for use in light beam scanner |
| 11/17/1987 | US4707084 Projection lens |
| 11/17/1987 | US4707082 Variable magnification copying lens system |
| 11/17/1987 | US4707073 Fiber optic beam delivery system for high-power laser |
| 11/17/1987 | US4707055 Scanning apparatus |
| 11/11/1987 | CN86108696A Object lens of telescope for romotely measuring light radiation |
| 11/10/1987 | US4705367 Variable focal length optical system having a constant diameter focal spot |
| 11/10/1987 | US4705364 Wide angle lens |
| 11/10/1987 | US4705343 Imaging a scene from an aircraft |
| 11/05/1987 | WO1987006717A1 Infrared afocal zoom telescope |
| 11/05/1987 | WO1987005709A3 Lens |
| 11/03/1987 | US4704018 Eye fundus observing and photographing apparatus |
| 11/03/1987 | US4704011 Three-glass photographic objective color-corrected at four wavelengths |
| 11/03/1987 | US4704009 Projection lens |
| 11/03/1987 | US4704008 Color-corrected prism systems |
| 10/27/1987 | US4702569 Color-corrected Petzval lens systems |
| 10/21/1987 | EP0242120A1 Light scanning system |
| 10/21/1987 | EP0241558A1 Method of manufacturing gradient index lens |
| 10/13/1987 | US4699477 Projection lens system |
| 10/13/1987 | US4699476 Projection lens system |
| 10/08/1987 | WO1987006016A1 Scanning apparatus |
| 10/08/1987 | WO1987006015A1 Scanning apparatus |
| 10/07/1987 | EP0240194A1 Improvements in or relating to optical beam expanders |
| 10/06/1987 | US4697892 Projection lens |
| 10/06/1987 | US4697866 Apparatus and method for fabricating a sandwich lens |
| 09/30/1987 | EP0238662A1 Optical device |