Patents
Patents for G02B 15 - Optical objectives with means for varying the magnification (11,929)
03/1996
03/12/1996US5499141 Zoom lens
03/12/1996US5499140 Wide angle binocular system with variable power capability
03/12/1996US5499072 Variable magnification finder
03/12/1996US5499069 Camera system and an optical adapter to reduce image format size
03/07/1996DE4429823A1 Mechanically fixed optical imaging system with electronic dimming and focal width regulation
03/05/1996US5497272 Lens switching device for multi-lens optical scanners
02/1996
02/29/1996DE19530770A1 Zoom lens system for self-focussing photographic or video camera
02/27/1996US5495367 Vari-focal viewfinder optical system
02/27/1996US5495365 Finder optical system
02/22/1996DE3943741C2 Zoom objective lens with wide range focal length
02/22/1996DE19530269A1 Zoom lens system with related picture size and focal distance
02/21/1996CN1117146A Rear focus type zoom lens including optical view finder integral therewith
02/20/1996US5493448 Zoom lens having weak front lens group
02/20/1996US5493447 Small-sized zoom lens
02/20/1996US5493441 Infrared continuous zoom telescope using diffractive optics
02/14/1996CN1116717A Wide angle zoom lens
02/13/1996US5491588 Afocal zooming optical system
02/06/1996US5490014 High-aperture-ratio inner-focus telephoto lens
02/06/1996US5490012 Underwater wide angle zoom lens
02/01/1996DE19527810A1 Realbildsucher mit variabler Brechkraft Real viewfinder variable power
01/1996
01/24/1996CN1115391A 变焦距透镜筒 Zoom lens barrel
01/22/1996CA2154209A1 Variable magnification finder
01/17/1996CN1115041A Lens controlling device
01/16/1996US5485314 Standard zoom lens
01/16/1996US5485313 Zoom lens systems
01/09/1996US5483380 Compact zoom lens system having high zoom ratio and wide view angle
01/03/1996EP0690327A2 Wide angle, deep field, close focusing optical system
01/03/1996EP0564634B1 Zoom viewfinder
01/02/1996US5481405 Stepless micrographic zoom lens having large magnification ratio
01/02/1996US5481404 Zoom lens having super wide angle
12/1995
12/27/1995EP0688439A1 Wide angle binocular system with variable power capability
12/26/1995US5479295 Compact zoom lens
12/26/1995US5479224 Image display apparatus
12/21/1995DE4421053A1 Illumination device esp. for microlithographic projection exposure
12/20/1995EP0687956A1 Illumination device
12/19/1995US5477388 Inverse telescopic wide angle lens
12/19/1995US5477297 Zoom lens system with vibration reducing function
12/05/1995US5473473 Two element plastic zoom camera lens
11/1995
11/28/1995US5471271 Real image mode variable magnification finder optical system
11/22/1995CN1112242A Zoom lens
11/07/1995US5465178 Focusing optical system for semiconductor lasers
11/07/1995US5465146 Fixing device for electrophotographic apparatus
10/1995
10/31/1995US5463499 Zoom lens system
10/31/1995US5463496 Image pickup optical system which minimizes the effects of spurious signals
10/31/1995US5463438 Parallax correcting mechanism of a zoom finder of a camera
10/24/1995US5461512 Zoom camera lens having three moving groups
10/19/1995DE4443020A1 Composite zoom lens, e.g. for photographic or video camera
10/18/1995EP0677761A1 Lens control device
10/17/1995US5459616 Two-unit zoom lens system
10/17/1995US5459615 Miniature fixed-focal-length lens system
10/05/1995DE19508278A1 Lens system with variable focal length
10/03/1995US5455714 Zoom lens system
10/03/1995US5455711 Magnification lens coupling device for a night vision assembly
09/1995
09/20/1995EP0672929A1 Device for controlling a zoom lens
09/19/1995US5452134 Zoom lens of two-unit construction
09/19/1995US5452133 Variator optical system
09/07/1995DE19500829C1 Additional unit for varying magnification of rifle telescopic sight
09/05/1995US5448412 Telephoto zoom lens system
09/05/1995US5448411 Zoom type of finder optical arrangement
09/05/1995US5448410 Variable magnification laser imaging system
09/05/1995US5448400 Zoom finder of real image type and real image type zoom finder capable of making magnification transition
08/1995
08/29/1995US5446592 Compact zoom lens system
08/15/1995US5442486 Super-telephoto zoom lens
08/15/1995US5442485 Zoom lens system
08/15/1995US5442481 Finder optical system in camera
08/08/1995US5440430 Five-element telescopic zooming lens
08/08/1995US5440429 Projection lens system for rear type projection television
07/1995
07/25/1995US5436684 Photographing apparatus
07/25/1995US5436683 Camera capable of panorama phototaking
07/20/1995DE4042543C2 Compact camera zoom lens system
07/18/1995US5434712 Zoom lens system for use with a compact camera
07/18/1995US5434711 Zoom lens system
07/18/1995US5434710 Zoom lens system comprising three lens units
07/06/1995WO1995018397A1 Optical system with variable magnification
07/04/1995US5430576 Rear focus type zoom lens
06/1995
06/29/1995DE4445775A1 Zoom objective lens with variable, total focal length
06/27/1995US5428480 Zoom lens having weak plastic element
06/13/1995US5424871 Zoom lens system
06/13/1995US5424870 Compact zoom lens system
06/13/1995US5424869 Zoom lens
05/1995
05/31/1995EP0655638A1 Lens capable of short distance photographing with vibration reduction functionm
05/23/1995US5418648 Varifocal lens system
05/23/1995US5418647 Compact zoom lens for use in a lens shutter camera
05/23/1995US5418646 Wide-angle zoom lens system having a high varifocal ratio
05/18/1995DE4440398A1 Zoom lens system with at least three lens groups
05/16/1995US5416639 Zoom lens system
05/09/1995US5414562 Zoom lens
05/09/1995US5414561 Telecentric imaging optical system
05/03/1995EP0651272A2 Zoom lens for endoscope like devices
05/02/1995US5412508 Compact zoom lens system
05/02/1995US5412507 Great aperture zoom lens
04/1995
04/25/1995US5410430 Variable power view finder
04/19/1995EP0649044A1 Optical device
04/18/1995US5408361 Focal length transitional method, auxiliary lens for transiting focal lengths, and lens system and finder having focal length transitional function
04/11/1995US5406416 Wideangle-range-covering zoom lens
04/11/1995US5406349 Interchangeable lens and interchangeable lens system
03/1995
03/28/1995US5402268 Telephoto lens system allowing short-distance photographing operation
03/22/1995EP0644688A1 Rear focus type zoom lens including optical view finder integral therewith
03/21/1995US5400101 Zooming finder
03/14/1995US5398135 Zoom lens