Patents for G03B 7 - Control of exposure by setting shutters, diaphragms, or filters separately or conjointly (8,263) |
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01/01/1980 | US4181415 Camera |
01/01/1980 | US4181413 Electronic shutter control circuit |
01/01/1980 | US4181412 Optical exposure measuring system for photographic cameras |
01/01/1980 | US4181411 Indicator device used in camera to indicate exposure values within a finder |
12/25/1979 | US4180797 Digital comparator constructed of IIL |
12/25/1979 | US4180312 Photographic camera with through the lens exposure meter |
12/25/1979 | US4180310 Photometric circuit |
12/18/1979 | US4179206 Single lens reflex camera with electromechanically initiated diaphragm and shutter control |
12/18/1979 | US4179202 Diaphragm aperture control device in a camera |
12/18/1979 | US4179201 Lens stop braking in automatic exposure cameras of stop value control type |
12/11/1979 | US4178085 Photographic camera with a release locking device |
12/11/1979 | US4178084 Device for measuring light incident on an image forming optical system |
12/11/1979 | US4178083 Camera containing a movable automatic dimmer strobo |
12/04/1979 | US4176936 Motor drive unit for a camera |
12/04/1979 | US4176933 Indicating apparatus for camera |
12/04/1979 | US4176930 Camera with self-contained flash device |
12/04/1979 | US4176929 Exposure control device for a camera |
12/04/1979 | US4176927 Apparatus for decoding information stored in containers for photographic films |
11/27/1979 | US4175843 Duel focal plane photocells |
11/27/1979 | US4175842 Exposure control system for a camera |
11/27/1979 | US4175840 Motion picture camera with multiple exposure |
11/20/1979 | US4174896 Adapter for electronic flash unit |
11/20/1979 | US4174894 TTL metering device in a single lens reflex camera |
11/20/1979 | US4174893 Exposure control system for use in photographic camera apparatus |
11/15/1979 | WO1979000962A1 Photographic flash apparatus |
11/13/1979 | US4174165 Power supply control device for cameras |
11/13/1979 | US4174161 Exposure control system |
11/13/1979 | US4174160 Programmed automatic exposure control circuitry |
11/13/1979 | US4174159 Exposure meter for photomicrography |
11/06/1979 | US4173403 Single lens reflex camera with automatic diaphragm control mechanism |
11/06/1979 | US4173401 Apparatus for displaying alphanumeric information coded on a film cartridge |
11/06/1979 | US4173400 Photographic camera apparatus |
11/06/1979 | CA1065666A1 Electronic controller of exposure time of photosensitive materials |
10/30/1979 | US4172651 Single lens mirror reflex camera with automated aperture and timing control |
10/30/1979 | US4172646 Device to control introduction of diffracted beam by means of diffraction element |
10/30/1979 | US4172644 Interrelated exposure-duration and diaphragm-setting control system |
10/30/1979 | US4172643 Exposure measuring apparatus for photographic cameras |
10/23/1979 | US4171889 Light metering system in a camera |
10/23/1979 | US4171887 Lens-adjustable flash camera |
10/23/1979 | US4171884 Electrically controlled camera device |
10/23/1979 | CA1064752A1 Trim adjustment independent of follow-focus setting |
10/23/1979 | CA1064751A1 Exposure control system with follow focus capability |
10/16/1979 | US4171154 TTL Metering device in a single lens reflex camera |
10/09/1979 | US4170411 Control circuit for a memory type electric shutter |
10/09/1979 | US4170410 Light measuring devices for cameras with automatic exposure control |
10/02/1979 | CA1063412A1 Exposure control system with separate flash and ambient trigger levels |
09/25/1979 | US4168898 Display system for camera |
09/25/1979 | US4168893 Exposure control device for camera |
09/25/1979 | US4168892 Lens exchangeable cameras with locking device |
09/11/1979 | US4167313 Focal plane shutter camera having an electromagnetic diaphragm mechanism |
09/11/1979 | US4167312 Exposure control circuit for a camera |
09/04/1979 | US4166679 Exposure information setting circuit |
09/04/1979 | US4166678 Light shield for photometer-equipped camera |
09/04/1979 | CA1061625A1 Automatic exposure control system with unitary trim |
08/28/1979 | US4165929 Camera with exposure control device |
08/28/1979 | CA1061152A1 Comparative control circuit for photographic exposure |
08/22/1979 | EP0003621A1 Electronic flash apparatus /camera - combination |
08/21/1979 | US4165166 Exposure controls for photographic apparatus |
08/14/1979 | US4164368 Roughened shutter curtain(s) for single lens reflex camera |
07/31/1979 | US4162839 Dual preference camera for digitally displaying preset and computered valves |
07/31/1979 | US4162836 Electronic flash inhibit arrangement |
07/31/1979 | US4162832 Exposure control with piezoelectric latch control |
07/31/1979 | US4162831 Camera and method for selectively compressing scene brightness |
07/24/1979 | US4162123 Automatic focusing system |
07/17/1979 | US4161764 Exposure controlling circuit for electric shutters |
07/17/1979 | US4161355 Photographic camera control circuitry |
07/17/1979 | US4161354 Top shutter curtain release mechanism for an automatic aperture value control camera |
07/10/1979 | US4160588 Exposure control apparatus |
07/03/1979 | US4159870 Exposure control apparatus including general purpose lag compensation |
06/26/1979 | US4159168 Exposure correction factor setting device for a camera |
06/19/1979 | US4158492 Light responsive circuit |
05/29/1979 | US4156565 Control system for flash-illuminated automatic focusing camera |
05/29/1979 | US4156564 Photometric device |
05/15/1979 | US4155004 Photoelectric transducing unit and system for detecting the sharpness of the image of object by means of the unit -and- a focusing arrangement |
05/15/1979 | US4154516 Digital exposure-duration control system for photographic cameras |
05/08/1979 | US4153355 Camera incorporated with a movable flash light device |
05/08/1979 | US4153352 Altered negative-feedback diaphragm control during implementation of image fadeover in a motion-picture camera |
05/01/1979 | US4152055 Device for indicating light and photoflash circuit conditions in camera |
05/01/1979 | US4152054 Light-metering system in attachment camera for observation instruments, especially microscopes |
04/24/1979 | US4150891 Exposure control apparatus including rate responsive lag compensation |
04/24/1979 | US4150889 Indicating device for single lens reflex camera |
04/17/1979 | US4149786 Camera exposure time control circuitry |
04/17/1979 | US4149785 Diaphragm-type exposure control system having braking arrangement |
04/10/1979 | US4148573 Camera incorporating electronic flash unit |
04/03/1979 | US4147418 Photographic exposure control system with independent ambient and artificial illumination control modes |
03/27/1979 | US4146319 Single lens reflex camera with automatic exposure control circuit |
03/27/1979 | US4146318 Automatic diaphragm control |
03/27/1979 | US4146317 Dual priority camera |
03/20/1979 | US4145130 Current supply release system for magnetic mechanism |
03/20/1979 | US4145128 Device for controlling a camera timing means as a function of film speed |
03/13/1979 | US4143955 Flash synchronization controlling means for program type electric shutters |
03/13/1979 | US4143954 Light emitting indicator for a camera |
03/13/1979 | US4143950 Camera |
03/06/1979 | USRE29927 Shutter operating circuits for photographic cameras |
03/06/1979 | US4143265 Arrangement for the visual evaluation of photographic themes and for determining the necessary exposures |
03/06/1979 | US4142787 Automatic diaphragm control mechanism for a single lens reflex camera |
03/06/1979 | US4142785 Exposure control circuit for camera |
02/27/1979 | US4141637 Electrically controlled self-timer devices for single lens reflex cameras |
02/27/1979 | US4141633 Exposure control device |
02/21/1979 | EP0000811A1 Camera having an automatic control mechanism and piezoelectric energy conversion means |