| Patents for G03B 13 - Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras (11,611) |
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| 08/21/1991 | EP0442613A2 Focus detecting device |
| 08/21/1991 | EP0442498A2 Accumulation time control apparatus |
| 08/21/1991 | CN1053959A Optical finder for camera with flip-up flash unit |
| 08/20/1991 | US5041857 Automatic flash mechanism for camera |
| 08/20/1991 | US5041855 Lens assembly for automatic focusing cameras |
| 08/20/1991 | US5041854 View finder in single-lens reflex camera |
| 08/14/1991 | EP0440927A2 Light quantity adjusting device |
| 08/13/1991 | US5040228 Method and apparatus for automatically focusing an image-acquisition device |
| 08/13/1991 | US5040015 Automatic focus control device |
| 08/13/1991 | US5040014 Camera system |
| 08/13/1991 | CA2025394A1 Optical finder for camera with flip-up flash unit |
| 08/07/1991 | EP0440210A1 Camera with focus detecting device |
| 08/06/1991 | US5038165 Camera with built-in self-timer |
| 08/06/1991 | US5038163 Camera system |
| 07/31/1991 | EP0439219A2 Focus control system for camera device |
| 07/30/1991 | US5036348 Camera system having an automatic focus adjusting device |
| 07/30/1991 | US5036346 Zooming apparatus for a viewfinder optical system |
| 07/24/1991 | EP0438116A2 Focus detection apparatus |
| 07/24/1991 | EP0437966A2 Automatic focusing device |
| 07/24/1991 | EP0437924A2 Automatic focusing system and incorporation within cameras |
| 07/23/1991 | US5034768 Automatic focusing device for a camera |
| 07/23/1991 | US5034764 Combined eye- and waist-level real image mode finder |
| 07/23/1991 | US5034763 Viewfinder optical system |
| 07/23/1991 | US5033844 Camera employing automatic focusing unit |
| 07/18/1991 | DE4001056A1 Automatically enlarging selected section of negative film - projecting onto photographic paper section marked out by coding applied by camera as seen in viewfinder |
| 07/17/1991 | EP0436535A1 Camera with flash responsive focus system |
| 07/16/1991 | US5032859 Shutter with lens drive mechanism |
| 07/11/1991 | DE4040758A1 Range meter for camera - has irradiation beam projector, light receiving device, arithmetic device, A=D converter and main control unit |
| 07/11/1991 | DE4040757A1 Range meter for automatic focusing camera - has array of light projectors and photo diode array producing output signal corresp. to position at which light is received |
| 07/09/1991 | US5030983 Autofocus camera |
| 07/09/1991 | US5030981 Automatic focusing camera |
| 07/09/1991 | US5029998 Focus state detecting device |
| 07/03/1991 | EP0434981A2 Automatic focusing apparatus and automatic focusing method for automatically matching focus in response to video signal |
| 07/02/1991 | US5028949 Single-lens reflex camera provided with triangulation distance measuring device and strobe device |
| 07/02/1991 | US5028773 Lens controller includes a zooming optical system and a zooming speed control device |
| 06/13/1991 | DE4039145A1 Eye line of sight evaluation system - detects variation point between two signal levels for light reflected by iris and eye background |
| 06/13/1991 | DE4039144A1 Signal evaluation system for detecting line of sight - detects variation point between two signal levels using defined threshold level |
| 06/11/1991 | US5023650 Silver halide film type camera |
| 06/11/1991 | US5023648 Flash taking lens shutter camera |
| 06/11/1991 | US5023647 Automatic status discriminator |
| 06/06/1991 | DE4037908A1 Line=of=sight recognition device for photographic viewfinder - uses corrected video data from corneal reflection to address selected imager corresp. to focus recognition zone |
| 06/05/1991 | EP0430698A2 Focus detecting apparatus |
| 06/05/1991 | EP0430097A2 Camera having a pseudo format |
| 06/04/1991 | US5020890 Camera apparatus with fluctuation suppressing means |
| 05/29/1991 | DE4037907A1 Sight direction detection arrangement - forms image of light reflected from eye on line sensor, corrects for individual dispersion |
| 05/28/1991 | US5019852 Representation of depth of field in camera |
| 05/21/1991 | US5017955 Autofocus camera with flash unit |
| 05/21/1991 | US5017829 Framing camera |
| 05/16/1991 | DE3937885A1 Viewfinder for still, video or cine camera - provides different field condensing lenses for selectable field of view and focus and adjusting lens |
| 05/15/1991 | EP0427706A2 Camera apparatus |
| 05/15/1991 | CN1051433A Light weight and popular four purpose camera served as pick-up camera, projector, camera and enlarger |
| 05/14/1991 | US5016032 Lens shutter camera including zoom lens |
| 05/08/1991 | CN2076685U Convenient focusing ring for camera |
| 05/07/1991 | US5014080 Active AF camera having remote control apparatus |
| 05/07/1991 | US5014078 Pseudo focal length camera |
| 05/02/1991 | DE4033979A1 Sound image viewfinder for camera - uses multiple lenses of plastics materials to compensate for optical aberrations |
| 04/30/1991 | US5012273 Lens shutter type of camera including zoom lens |
| 04/30/1991 | US5012267 Focus adjusting apparatus |
| 04/17/1991 | CN1012390B Motor driven focal length changing device for camera |
| 04/16/1991 | US5008696 Phase difference detecting apparatus |
| 04/16/1991 | US5008695 Rangefinder for camera |
| 04/16/1991 | US5008605 Electric driving device capable of eliminating backlash |
| 04/09/1991 | US5006700 Distance-measuring apparatus for camera |
| 04/09/1991 | US5005955 Keplerian zoom finder optical system |
| 04/02/1991 | US5005039 Autofocusing camera |
| 04/02/1991 | US5005037 Auto focus adjusting device |
| 04/02/1991 | US5005032 Optical finder for camera with flip-up flash unit |
| 04/02/1991 | US5004902 Focused point detecting optical system |
| 03/26/1991 | US5003337 Camera system |
| 03/20/1991 | EP0417716A2 Camera capable of providing a pseudo print format |
| 03/19/1991 | CA1281576C Auxiliary light projecting apparatus for a focus detecting system |
| 03/12/1991 | US4999661 Camera having selective functions |
| 03/12/1991 | US4999658 Viewfinder of the real image type |
| 03/05/1991 | US4998126 Automatic focus adjustment camera |
| 02/26/1991 | US4996548 Camera with flip-up flash unit |
| 02/19/1991 | US4994920 Device for focus detection with weightings of the focus detecting signals of plural focus detectors |
| 02/19/1991 | US4994841 Automatic focus detecting means |
| 02/12/1991 | US4992859 Automatic focus control apparatus using primary color signals |
| 02/12/1991 | US4992818 Focus detecting device |
| 02/12/1991 | US4992809 Zoom finder system |
| 02/06/1991 | EP0411667A2 Camera system with auto-focusing device |
| 02/05/1991 | US4990947 Automatic focusing apparatus |
| 02/05/1991 | US4990946 Photographic camera |
| 01/30/1991 | CN2070459U Multi-function photograph device |
| 01/29/1991 | US4989094 Solid state image sensor drive apparatus |
| 01/29/1991 | US4988856 Automatic focusing apparatus of a camera for photographing moving objects |
| 01/16/1991 | EP0407914A2 Camera |
| 01/15/1991 | US4985724 Automatic focus/exposure operation apparatus for camera |
| 01/08/1991 | US4984000 Lens driving apparatus for a camera |
| 01/02/1991 | CN2068693U Appendant overlook viewfinder |
| 01/01/1991 | US4982219 Focus detecting device |
| 01/01/1991 | US4982214 Focusing screen |
| 01/01/1991 | US4981331 Low reflection optical reticle and method of making same |
| 12/25/1990 | US4980715 Automatic focus adjusting apparatus |
| 12/19/1990 | EP0402452A1 Camera |
| 12/18/1990 | US4978988 Focus detection apparatus of camera |
| 12/18/1990 | US4978983 Composite camera with automatic parallax correction |
| 12/18/1990 | US4978199 Finder optical system |
| 12/11/1990 | US4976523 Method of zooming in a camera and device for use in such method |
| 12/09/1990 | CA2018311A1 Self-timer device |