Patents for G03B 7 - Control of exposure by setting shutters, diaphragms, or filters separately or conjointly (8,263) |
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07/27/1982 | US4341448 Light receiving element assembly in a camera |
07/20/1982 | US4340292 Photographic apparatus for using roll films |
07/20/1982 | US4340289 Erroneous exposure preventing device |
07/20/1982 | US4340284 Temperature-compensated signal transmitting device |
07/13/1982 | US4339186 Automatic diaphragm control and mirror release devices for cameras |
07/13/1982 | US4339185 Image information input system |
07/13/1982 | US4339184 Digital sample and hold with rollover inhibit |
07/06/1982 | US4338014 Electromagnetically driven shutter |
07/06/1982 | US4338008 Switching arrangement for automatically effecting select photographic functions |
06/30/1982 | EP0054929A1 Method of controlling electromechanical actuator in camera and such camera |
06/29/1982 | US4336991 Exposure mode changeover device for interchangeable lens mounting |
06/29/1982 | CA1126561A1 Range synchronized flash photographic apparatus and method for achieving optimum flash exposure |
06/22/1982 | US4335959 Optical element for photographic radiometer |
06/22/1982 | US4335946 Controlled disengaging device in automatic exposure camera of the lens stop value control type |
06/22/1982 | US4335943 Color compensating device for a camera |
06/16/1982 | EP0053886A2 Television cameras |
06/15/1982 | US4334744 Photographic apparatus having synchronized flash |
06/08/1982 | US4333722 Method of controlling electromagnetic actuator in a camera, and actuator controllable thereby |
06/08/1982 | US4333719 Multiple flash adaptor |
06/02/1982 | EP0052652A1 Incident light filter for cameras |
06/01/1982 | US4332451 Release safety shutter interlock for battery powered camera |
05/25/1982 | US4331402 Single-lens reflex camera |
05/25/1982 | US4331401 Exposure control system for a photographic camera |
05/25/1982 | CA1124314A1 Light digitizing circuit for an electronic flash device |
05/11/1982 | US4329040 Signal transmitting device of an intermediate lens barrel of a camera |
05/11/1982 | US4329039 Shutter release apparatus |
05/11/1982 | US4329036 Power supply circuit for camera |
05/11/1982 | US4329035 Exposure control system for lens interchangeable cameras |
05/11/1982 | US4329034 Camera with program system |
05/11/1982 | US4329031 Photographic system for varying flash fire aperture as a function of ambient scene light |
05/11/1982 | US4329030 Integrating time detector for photographic apparatus |
05/11/1982 | US4329029 Camera controller |
05/11/1982 | US4329028 Memory locking means for digital exposure control device in cameras |
05/04/1982 | US4327978 Camera diaphragm control device for flash photography |
05/04/1982 | US4327977 Frictionally controlled photographic camera apparatus such as a reflex camera |
04/29/1982 | WO1982001424A1 Exposure control device for a camera |
04/28/1982 | EP0050491A1 Improvements in or relating to camera supplemental lighting devices and to cameras |
04/27/1982 | US4327378 Automatic iris control for solid-stage imaging apparatus |
04/27/1982 | US4326788 Information transmission means in an intermediate lens tube for camera |
04/27/1982 | US4326786 Electromagnetically driven shutter |
04/21/1982 | EP0049973A1 Apparatus for photographic exposure control |
04/20/1982 | US4325623 Shutter speed display device |
04/20/1982 | US4325621 Electronic flash device |
04/20/1982 | US4325618 Light source apparatus |
04/20/1982 | US4325617 Camera exposure control device |
04/20/1982 | US4325616 Apparatus for varying the spectral filter over the photocell as a function of blade position |
04/20/1982 | US4325615 Exposure control system for single lens reflex cameras |
04/20/1982 | US4325614 Exposure control system with shutter operation controlled by a microcomputer |
04/20/1982 | CA1122261A1 Control system for flash-illuminated automatic focusing camera |
04/13/1982 | US4324468 Electric source circuit for camera |
04/13/1982 | US4324467 Programed exposure control device |
04/13/1982 | US4324464 Photographic apparatus with automatic focusing means |
04/13/1982 | US4324462 Exposure time control circuit for camera |
04/06/1982 | US4323952 Reflector for varying illumination distribution |
04/01/1982 | WO1982001080A1 Device for calculating and indicating and/or controlling the lighting parameters for photographic shots |
04/01/1982 | WO1982001079A1 Photographic camera |
03/30/1982 | US4322146 Camera having a sound-making element |
03/30/1982 | US4322144 Aperture stop-down confirmation device for camera |
03/30/1982 | US4322142 Single-lens reflex camera light measurement and exposure control apparatus |
03/30/1982 | CA1120994A1 Fast charging electronic flash device |
03/23/1982 | US4321462 Light measuring device |
03/23/1982 | US4320948 Motion detecting device in exposure control system for optical instrument |
03/23/1982 | US4320945 Apparatus for driving sub-mirror in single lens reflex camera |
03/23/1982 | US4320944 Programmable exposure control systems for a camera |
03/16/1982 | US4320518 Switching control system |
03/16/1982 | US4319815 Prism view finder for reflex cameras with built-in exposure meter |
03/16/1982 | US4319814 Camera employing a flash illumination device and a flash photographing system |
03/10/1982 | EP0047007A2 Endoscopic photographing apparatus |
03/10/1982 | EP0046988A2 Method for lightness imaging |
03/09/1982 | US4318600 Programmed shutter control circuit |
03/09/1982 | US4318599 Apparatus for exposure control for microphotography |
03/02/1982 | US4317624 Strobe camera having range correlated scanning blade endoding |
03/02/1982 | US4317623 Memory used in automatic exposure control mechanism |
03/02/1982 | US4317622 Exposure control apparatus for flash photography |
03/02/1982 | US4317621 Exposure control apparatus for use with a camera having electronic flash controlling capability |
03/02/1982 | US4317620 Variable proportional fill flash |
02/23/1982 | US4316660 Alarm device in an automatic exposure camera |
02/18/1982 | WO1982000531A1 Method and apparatus for reducing eye closures in photography |
02/16/1982 | US4315982 Styryl pyrazoline compounds, process for production thereof, and electrophoto graphic material comprising said compounds |
02/16/1982 | US4315678 Electrical shutter of electromagnetic release type for camera having adjustable delay circuit for adjusting the precision of the electrical shutter |
02/16/1982 | US4315676 Camera with auto ranging focusing and flash fire control |
02/16/1982 | US4315675 Method and apparatus for selectively positioning spectral filter |
02/09/1982 | US4314752 Mount device of a focal length changing auxiliary lens |
02/09/1982 | US4314749 Lens mount barrel for photographing with flash lamp |
02/09/1982 | US4314747 Light shielding device for automatic focus detecting |
02/09/1982 | US4314746 Rear wall construction of a photographic cassette camera |
02/02/1982 | US4314235 System for utilizing a conventional n-bit successive approximation register to generate data words with more than n places |
02/02/1982 | US4314187 Digital control system for automatic-focus cameras |
02/02/1982 | US4313663 Electrooptic diaphragm and circuit operative for causing the diaphragm to open up stepwise and then close to terminate exposure |
02/02/1982 | US4313656 Weighting of the scene light signal during the shutter opening operation |
02/02/1982 | US4313653 Controller for lapping photography of cinecamera |
01/26/1982 | US4313067 Sensor-integrator system |
01/26/1982 | US4312583 Electromagnetically driven shutter device |
01/26/1982 | US4312579 Mechanism to correct programmed exposure values in accordance with object conditions |
01/19/1982 | US4311375 Light measuring circuit for photographic cameras |
01/19/1982 | US4311373 Photographic camera with driving and stopping mechanism |
01/19/1982 | US4311372 Computer controlled electronic flash |
01/19/1982 | US4311371 Exposure control system for camera |
01/19/1982 | CA1116454A1 Photographic exposure control system with independent ambient and artificial illumination control modes |
01/12/1982 | US4310230 Apparatus for preventing malfunction of an electric shutter device |