Patents for G03B 7 - Control of exposure by setting shutters, diaphragms, or filters separately or conjointly (8,263) |
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01/03/1984 | US4423934 Photographic camera with digital controller and method of manufacture |
12/27/1983 | US4423470 Lens barrel suitable for flash photography |
12/27/1983 | US4422744 Apparatus for signal transmission and reception between camera and attachment |
12/27/1983 | US4422743 Exposure system for a camera |
12/27/1983 | US4422742 Photographing mode switching device for a camera |
12/27/1983 | US4422729 Electro-optical diaphragm with radial electrodes |
12/20/1983 | US4421397 Automatic focusing system with interchangeable lens |
12/13/1983 | US4420252 Light measuring device for controlling exposure |
12/13/1983 | US4420237 Exposure control system |
12/13/1983 | US4420236 Camera for use with film having sprocket holes and/or coded perforations |
12/06/1983 | US4419574 Focus detecting device with varying pitch cylindrical lens element |
11/29/1983 | US4417798 Data transmitting electrical contact means switching device in camera |
11/29/1983 | US4417794 Automatic diaphragm control camera |
11/29/1983 | US4417793 Camera capable of functioning in accordance with informations received from a roll of film |
11/22/1983 | USRE31446 Manual or automatic camera and electronic flash for use therewith |
11/22/1983 | CA1157307A1 Automatic strobe camera |
11/15/1983 | US4415248 Exposure control apparatus |
11/15/1983 | CA1156866A1 Photographic camera |
11/08/1983 | US4413895 Electromagnetic actuator having a compliant armature |
11/08/1983 | US4413892 Magnetostrictive position sensing device and photographic apparatus incorporating such device |
11/01/1983 | US4412730 Metering device |
10/25/1983 | US4411505 Camera |
10/19/1983 | EP0091605A1 Microscope photometer |
10/18/1983 | US4410251 Integrated electromechanical camera control mechanism |
10/11/1983 | US4409644 Battery system adapter for using film power packs |
10/11/1983 | US4409472 Iris servo apparatus |
10/11/1983 | US4408857 Method and circuit for controlling an electromagnetic actuator in photographic apparatus |
10/11/1983 | US4408852 Automatic exposure controller for camera of TTL direct photometry type |
10/11/1983 | US4408838 System for the regulation of light for a sequential picture apparatus |
10/04/1983 | US4407574 Camera with focal plane shutter |
10/04/1983 | US4407573 Pop up flash device control for a camera |
09/27/1983 | US4406533 Flash photograph system |
09/20/1983 | US4405222 Mode setting device for camera |
09/13/1983 | US4404595 Lens unit for a camera |
09/06/1983 | USRE31370 System for exposure measurement and/or focus detection by means of image sensor |
09/06/1983 | US4402587 Photometric mode switching apparatus for cameras of automatic exposure control type |
08/30/1983 | US4401373 Exposure control arrangement for photographic cameras |
08/23/1983 | US4400087 Light measuring circuit |
08/23/1983 | US4400072 Diaphragm device for a camera with interchangeable lenses |
08/16/1983 | US4398813 Photographic camera |
08/16/1983 | CA1151929A1 Focusing system and method with adjustment for lens depth of focus |
08/10/1983 | EP0085132A2 Photographic system with slow burn flash bulb |
08/09/1983 | US4397553 Photographic spot measuring apparatus |
08/09/1983 | US4397533 Photographic light measuring device |
08/09/1983 | EP0079889A4 Photographic camera. |
08/02/1983 | US4396951 Solid-state imaging apparatus provided with automatic iris control means |
08/02/1983 | US4396272 Aperture control mechanism |
08/02/1983 | US4396271 Camera diaphragm control method |
08/02/1983 | US4396269 Shutter release locking device |
07/26/1983 | US4395752 Digital control process with inverse function table memory |
07/26/1983 | US4395106 Compensation for diaphragm control in SLR camera |
07/26/1983 | US4395101 Apparatus for presetting photographing distance for camera |
07/26/1983 | US4395099 Scene brightness measuring system |
07/26/1983 | US4395098 Shutter time control circuit |
07/26/1983 | CA1150557A1 Method and apparatus for selective positioning of spectral filter during exposure control |
07/26/1983 | CA1150556A1 Method and apparatus for selective positioning of spectral filter during exposure control |
07/26/1983 | CA1150555A1 Method and apparatus employing dual photocells for removing spectral filter during strobe pulse |
07/20/1983 | EP0084014A1 Camera-responsive charging apparatus for an electronic strobe flash unit |
07/19/1983 | US4394570 Photoelectric conversion circuit |
07/19/1983 | US4394078 Method of controlling exposure |
07/12/1983 | US4392728 Camera with focal-plane shutter having contrast control |
07/12/1983 | US4392727 Camera exposure control devices with smoothing circuit |
07/12/1983 | CA1149662A1 Method and apparatus for controlling exposure by selective use of blocking visible filter |
07/05/1983 | US4392078 Electron discharge device with a spatially periodic focused beam |
07/05/1983 | US4391521 Photometer having asymmetrical aperture and with compensation for direction of incidence |
07/05/1983 | US4391500 Camera with exposure measuring system |
07/05/1983 | US4391488 Mount device of an interchangeable lens |
06/28/1983 | US4390262 Electromagnetically operated diaphragm shutter |
06/28/1983 | US4390261 Flash camera with photographic mode selector |
06/28/1983 | US4390259 Flash output control apparatus for camera |
06/28/1983 | US4390258 Photomeric circuit for camera |
06/22/1983 | EP0081714A1 System for checking the status, in particular the exposure status, of a film material contained in a film pack for plate-film cameras |
06/21/1983 | US4389111 Camera |
06/21/1983 | US4389108 Power supply control circuit in a camera |
06/14/1983 | US4387977 Power supply device for camera |
06/01/1983 | EP0079889A1 Photographic camera. |
05/31/1983 | US4385819 Display device in automatic exposure control camera |
05/24/1983 | US4384775 Light supply device for an endoscope |
05/24/1983 | US4384773 Digital light-to-frequency converter with preset voltage |
05/24/1983 | CA1147014A1 Photoflash calculator control and display apparatus |
05/18/1983 | EP0078957A1 Endoscopic photographing apparatus |
05/17/1983 | US4384336 Method and apparatus for lightness imaging |
05/17/1983 | US4383749 Automatic exposure control system |
05/17/1983 | US4383745 Camera and automatic exposure control therefor for use with various types of flash units |
05/11/1983 | EP0078278A1 Device for adjusting the exposure of an aerial photograph camera. |
05/10/1983 | US4382669 Disablement of shutter release in photographic camera having interchangeable objectives |
05/10/1983 | US4382667 Exposure compensation information forming apparatus for a camera |
05/10/1983 | US4382666 Indicating device for computer type electronic flash apparatus |
05/03/1983 | US4381890 Incident light filter for cameras |
05/03/1983 | US4381889 Camera diaphragm aperture control device |
04/12/1983 | USRE31207 Leak current suppressing printed circuit board |
04/06/1983 | EP0075747A2 Microcomputer controlled photographic exposure system and method |
04/05/1983 | CA1143983A1 Camera method and apparatus for recording with selected contrast |
03/29/1983 | CA1143599A1 Camera with proportional fill flash quench strobe |
03/15/1983 | US4376575 Single lens reflex cameras and viewfinder display switchover devices therefor |
03/09/1983 | EP0016122B1 Pulse modulated automatic light control |
03/08/1983 | US4376265 Power source voltage checking device particularly for checking the voltage of a battery in a camera |
03/08/1983 | US4375915 Shutter time control camera |
03/08/1983 | US4375912 Electric circuits for use in camera |
03/01/1983 | US4375322 Full range variable proportional fill flash system |