Patents for G03B 9 - Exposure-making shutters; Diaphragms (4,836)
03/1985
03/19/1985US4505566 Range focusing system for a camera
03/19/1985US4505564 Rotation control mechanism for diaphram-operating ring in interchangeable objective for photographic camera
03/19/1985US4505563 Electronic shutter for still cameras
03/12/1985US4504760 Piezoelectrically driven vibration wave motor
03/12/1985US4504134 For a single-lens mirror reflex
03/12/1985US4504132 Multifunction electromagnetic actuator and camera control apparatus emloying same
02/1985
02/19/1985US4500187 For a camera
02/19/1985US4500186 Shutter control device for camera
02/12/1985US4498747 Motion picture camera
02/05/1985US4497563 Programmed automatic exposure control
02/05/1985US4497557 Electromagnetic shutter mechanism
02/05/1985US4497553 Shutter mechanism
01/1985
01/29/1985US4496217 Actuating device for photographic lens assembly
01/22/1985US4494846 Electromagnetic shutter
01/22/1985US4494844 Light shading device for a camera
01/15/1985US4493544 Focal-plane shutter
01/08/1985US4492443 Camera mechanism
01/08/1985CA1180747A1 Exposure and flash fire control system
01/02/1985EP0129756A1 Electromagnetic actuator generating equal and opposing force vectors
01/01/1985US4491401 Diaphragm device
12/1984
12/25/1984US4490029 Camera with a framing mirror
12/11/1984US4487493 Electromagnetically driven shutter
12/11/1984US4487492 Electromagnetically controlled shutter
12/11/1984US4487482 Stop down structure for facsimile zoom lens
12/04/1984US4486084 Light shield blades for light control device and light control device utilizing said light shield blades
11/1984
11/13/1984US4482231 Light-intercepting blade for a light control device
11/13/1984US4482220 Device for correctively compensating the aperture error in reproducing systems
11/07/1984EP0124272A2 Exposure control device for camera
11/06/1984US4480900 Camera shutter with a pair of sector drive rings
10/1984
10/30/1984US4479704 Trigger device for electronic flash
10/16/1984US4477170 Annunciator for flash photographing system
10/16/1984US4477161 Compensator system for diaphragm control in a single-lens reflex camera of interchangeable lens type
10/02/1984US4474464 Shutter device for photographic printer
09/1984
09/25/1984US4473281 Compensating mechanism for zoom lens
09/18/1984US4472043 Camera provided with a device for generating a signal representative of the finished state of the exposure
09/18/1984US4472039 Photographic lens device having a step motor mounted on the lens barrel
09/11/1984US4471383 Apparatus for locking the iris aperture of a camera
09/11/1984US4470687 Image sensing apparatus
09/11/1984US4470679 Central shutter for cameras, especially professional cameras
08/1984
08/21/1984US4466723 Electromagnetic drive device
08/21/1984US4466720 Focal-plane shutter
08/21/1984US4466718 Automatic exposure control for automatic-focus cameras
08/14/1984CA1172490A1 Photographic system with slow burn flash bulb
08/07/1984US4464033 Camera and release device therefore
08/07/1984US4464032 Exposure time control device
08/01/1984EP0114404A1 Improved magnetic sensing for monitors and controllers
07/1984
07/17/1984US4460253 Electromagnetically driven diaphragm device
07/17/1984CA1170884A1 Photographic camera
07/10/1984US4459574 Driving circuit for a coil
07/10/1984US4459007 Apparatus for reflection photometry of a single lens reflex camera
07/10/1984US4458998 Mechanical shock absorbing device of a camera
06/1984
06/20/1984EP0110881A1 Electromagnetic actuator having a pliant armature
06/19/1984US4455072 Single lens reflex camera
06/12/1984US4453816 Method and means for controlling the aperture blades of a camera through pulse motors
06/12/1984US4453812 Auto-focus device for camera
06/05/1984US4452521 Camera having an electromagnetically driven shutter
06/05/1984CA1168496A1 Apparatus for locking the iris aperture of a camera
05/1984
05/23/1984EP0108979A1 Hybrid camera arrangement
05/08/1984US4447142 Blade type focal plane shutter
05/01/1984US4445767 Focus detecting camera
04/1984
04/24/1984US4444479 Photographic system with slow burn flash bulb
04/24/1984US4444478 Hybrid camera arrangement
04/18/1984EP0015963B1 Photographic exposure control device for flash exposure
04/03/1984USRE31547 Exposure control mechanism for use with chemical flash
03/1984
03/27/1984US4439031 Diaphragm driving device for a lens barrel
03/21/1984EP0040196B1 Process and device for taking flash synchronised photographic pictures of moving objects
03/13/1984CA1163488A1 Scanning shutter blade arrangement with dynamic apertures for ambient and flash exposures
02/1984
02/21/1984US4433273 Camera motor belt drive system
02/21/1984US4432615 Zoom lens
02/14/1984US4431288 Camera with liquid crystal aperture control means
02/07/1984US4429972 Single lens reflex camera having an electro-magnetic device
02/07/1984CA1161683A1 Light detecting apparatus for photographic camera
01/1984
01/25/1984EP0099154A1 Photographic shutter with roller blinds
01/24/1984US4427282 Mode change over device for camera
01/17/1984US4426146 For photographic cameras
01/17/1984US4426145 Lens shutter camera
01/10/1984US4425032 Cameras and circuits for sensing the action of camera shutters
12/1983
12/27/1983US4422747 Exposure time control device for camera
12/27/1983US4422729 Electro-optical diaphragm with radial electrodes
12/20/1983CA1158910A1 Shutter assembly for photographing devices with precision timing facility
12/13/1983US4420235 Shutter drive safety device for a camera
12/08/1983WO1983004348A1 Electromagnetic actuator having a pliant armature
11/1983
11/30/1983EP0095088A2 Servo-control circuit
11/29/1983US4417797 Variable force electromagnetic shutter
11/22/1983US4416527 Apparatus of preventing bound of diaphragm blades in camera
11/15/1983US4415252 Electromagnetically operated shutter
11/15/1983US4415251 Camera shutter having bobbin driven blades
11/08/1983US4413895 Electromagnetic actuator having a compliant armature
11/08/1983US4413892 Magnetostrictive position sensing device and photographic apparatus incorporating such device
10/1983
10/25/1983US4411510 Apparatus for compensating for the rebounding of an automatic diaphragm in a photographic objective
10/18/1983US4410256 Electric shutter device having a reciprocating shutter charging member
10/18/1983US4410255 Electromagnetic drive device for electro-magnetically operated shutter
10/18/1983US4410251 Integrated electromechanical camera control mechanism
10/18/1983US4410249 Camera with electromagnetically operated shutter
10/11/1983US4408859 Speed governor for camera
10/11/1983US4408857 Method and circuit for controlling an electromagnetic actuator in photographic apparatus
10/11/1983US4408856 Device for locking a blade driver in an electronic shutter
10/11/1983US4408499 Click stop device
10/04/1983US4407578 Efficient electromagnetic actuator usable as photographic shutter
10/04/1983US4407576 Synchronizing mechanism for flash firing and shutter operation
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