Patents for G03B 7 - Control of exposure by setting shutters, diaphragms, or filters separately or conjointly (8,263)
07/1976
07/06/1976US3968503 Shutter for photographic cameras with a flash equipment
07/06/1976US3968502 Electric shutter circuit
06/1976
06/29/1976US3967299 Single lens reflex camera with interchangeable view finder having electrical coupling
06/29/1976US3967288 Electric shutter operating circuits
06/29/1976US3967287 Light receiving device for use in a single lens reflex camera
06/29/1976US3966312 Fade-over arrangement for a motion picture camera
06/15/1976US3964082 Camera auto/manual exposure control selector dial assembly
06/15/1976US3964078 Electro-mechanical arrangement in a single lens reflex camera having a detachable bottom cover plate for providing access to a circuit board of the arrangement
06/15/1976US3964076 Shutter speed display devices for electric shutter operating circuits
06/15/1976US3964075 Photographing apparatus
06/15/1976US3964073 Exposure control devices for photographic cameras
06/15/1976US3963970 Control circuit for servo-motors
06/15/1976US3963333 Camera control system
06/08/1976US3962709 Exposure time control circuit
06/08/1976US3962708 Electric shutter operating circuits
06/08/1976US3962707 Camera diaphragm with follow focus control
06/01/1976US3961347 Interchangeable objective lens diaphragm exposure control coupling mechanism
06/01/1976US3961341 Automatic shutter speed control means for a camera
06/01/1976US3961339 Automatic exposure control means for single-lens reflex camera
06/01/1976US3961338 Automatic exposure time control device for use in single lens reflex camera
05/1976
05/18/1976US3958256 Photographic camera
05/11/1976US3956763 Film sensitivity setting device
05/11/1976US3956758 Warning device for photographic cameras
05/11/1976US3956757 Camera exposure control circuit
05/04/1976US3955209 Device for controlling an electric focal plane shutter
05/04/1976US3955081 Exposure control circuit
04/1976
04/27/1976US3953867 Electromagnetic operating circuit for cameras
04/27/1976US3953865 Electric shutter
04/27/1976US3953365 Sodium zeolite, platinum
04/27/1976US3953116 Exposure meter for photographic cameras
04/20/1976US3952319 Plural image camera having automatic exposure control
04/20/1976US3952318 Shutter control circuit for cameras
04/20/1976US3952317 Camera shutter
04/20/1976US3952316 Automatic diaphragm aperture control device for photographic camera
04/20/1976US3952312 Exposure control system for photographic apparatus
04/13/1976US3950774 Apparatus for holding closed a power switch for an electric shutter
04/13/1976US3950770 Single-lens reflex camera having electronic shutter
04/13/1976US3950768 Cameras employing interchangeable automatic exposure control devices
04/13/1976US3950767 Camera indicating device with diaphragm control
04/13/1976US3950766 Exposure control system employing blade sensing follow focus arrangement
04/13/1976US3950765 Exposure control devices for photographic cameras
04/06/1976US3949412 Camera with an exposure indicating and control device
04/06/1976US3949287 Position-control servo system with speed-dependent damping action
03/1976
03/30/1976US3947858 Electromagnetic control device for electronic shutter
03/30/1976US3947855 Electric shutter means with battery checking circuit
03/23/1976US3946414 Electric shutter with positive motion device
03/23/1976US3946408 Shutter release device in camera
03/16/1976US3945025 Exposure control system
03/16/1976US3945024 Camera in which the iris is set prior to the exposure time and adaptable to permit shutter time preselection
03/16/1976US3944370 Exposure time indication apparatus
03/02/1976US3942184 Means and method for calibrating light responsive exposure control system
03/02/1976US3942183 Camera with pivoting blades
02/1976
02/24/1976US3940781 Camera diaphragm drive apparatus
02/24/1976US3940779 Interchangeable finder type camera
02/10/1976US3938169 Shutter release stop device for an electric shutter
02/10/1976US3938165 Photographic camera with automatic exposure control means
02/03/1976US3936848 Independent mirror swing-up means in a single lens reflex camera with memory exposure device
02/03/1976US3936843 Camera with optionally operable manual controls
02/03/1976US3936842 Automatic exposure time control circuitry for a camera using a photodiode as a light measuring element
01/1976
01/27/1976US3935524 Circuit arrangement for detecting voltage differences
01/20/1976US3934258 Exposure storage device
01/13/1976USRE28678 Electric exposure meter
01/06/1976US3931628 Exposure time control device for an electric shutter in a single reflex camera with through the lens measuring system
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