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