Patents
Sitemap › G03 - Photography; Cinematography; Analogous techniques using waves other than optical waves; Electrography; Holography › G03B - Apparatus or arrangements for taking photographs or for projecting or viewing them; Apparatus or arrangements employing analogous techniques using waves other than optical waves; Accessories therefor › G03B 13 - Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
Patents for G03B 13 - Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras (11,611)
05/1982
05/25/1982CA1124125A1 Auto focus movie camera using periodic range pulses
05/18/1982US4330188 Focusing screen
05/11/1982US4329577 Focus detecting device with photo-sensor array
05/11/1982US4329038 Automatic focusing camera equipped with self-timer
05/11/1982US4329033 Distance detecting device and a focus control system utilizing the same
05/11/1982US4329032 Automatic focus indicating device for camera
05/04/1982US4327979 Data recording device for cameras
04/1982
04/27/1982US4327284 Focusing detection device
04/27/1982US4326790 Photographic camera
04/27/1982US4326783 Interchangeable objective lens single-lens reflex camera focusing device
04/27/1982CA1122456A1 Auto/manual focus control mode selector
04/27/1982CA1122455A1 Lens movement actuated reference and sequencing means for cameras having unidirectional automatic focusing
04/27/1982CA1122454A1 Auto/manual focus control inhibit/override
04/20/1982US4326127 Focus detecting device
04/20/1982CA1122261A1 Control system for flash-illuminated automatic focusing camera
04/13/1982US4324463 Photographic camera
04/06/1982US4323303 Automatic focusing camera
03/1982
03/30/1982US4322615 Focus detecting device with shielding
03/30/1982US4322142 Single-lens reflex camera light measurement and exposure control apparatus
03/30/1982US4322141 Distance indication arrangement for automatic focus control camera
03/23/1982US4320946 Camera focus detecting device
03/23/1982CA1120578A1 Ultrasonic ranging system for a camera
03/16/1982US4320417 Automatic focusing system for video camera
03/16/1982US4319816 Prism viewfinder for reflex cameras with built-in light meter
03/16/1982US4319815 Prism view finder for reflex cameras with built-in exposure meter
03/16/1982US4319813 Automatic focus indicating device for camera
03/09/1982US4319238 Camera display device
03/09/1982US4318598 Automatic focusing device in a camera
03/09/1982CA1119710A1 Electrostatic transducer having narrowed directional characteristic
03/02/1982US4317991 Digital auto focus system utilizing a photodetector array
03/02/1982CA1119035A1 Camera range determination system
02/1982
02/16/1982US4316085 Automatic focusing adjustor device
02/16/1982US4315676 Camera with auto ranging focusing and flash fire control
02/09/1982US4314750 Tactile indication and control system
02/09/1982US4314748 Camera having a semi-automatic focus adjusting device
02/09/1982US4314747 Light shielding device for automatic focus detecting
02/02/1982US4314187 Digital control system for automatic-focus cameras
02/02/1982US4314151 Focus detection by accumulation of a given number of the largest absolute difference magnitudes between adjacent photocells in an array
02/02/1982US4314150 Apparatus for detecting the in-focusing conditions
02/02/1982US4313657 Display device for focus detecting and indicating device for camera
02/02/1982US4313655 Focussing system with automatic control of emitted radiant power
02/02/1982CA1117345A1 Camera with simultaneously changeable viewfinder and objective lenses
01/1982
01/12/1982US4310227 Diffracted energy auto-ranging system for a camera
01/12/1982CA1116001A1 Misfocus prevention means for cameras having unidirectional automatic focusing
01/05/1982US4309603 Auto focus system
01/05/1982US4309093 Camera having a diffusing plate with rotationally asymmetric light diffusion property
01/05/1982US4309078 Glass of particular composition
01/05/1982US4309077 Lens barrel capable of automatic and manual focalizing operations
12/1981
12/29/1981US4307950 Focus adjusting device for camera
12/29/1981US4307947 Focus detecting device for camera
12/22/1981US4306789 Single-lens reflex camera
12/08/1981US4304487 Range finder for still or moving picture cameras
12/08/1981US4304475 Warning system for automatic focusing camera
12/08/1981US4304474 Arrangement for focusing the image of an object onto an image plane
12/08/1981US4304463 Lens barrel automatic focalization device
12/01/1981US4303335 Automatic distance measuring device
12/01/1981US4303324 Annular piezoelectric plastic bender lens motor
12/01/1981US4303323 Focus correcting device for use in a rangefinder camera
12/01/1981US4303322 Electronic image pick-up device for a single-lens reflex camera having an interchangeable finder
12/01/1981US4303320 Automatic focus adjusting device
12/01/1981US4303319 Unidirectional focussing system
11/1981
11/24/1981US4302084 Automatic rangefinding device for use in a camera
11/24/1981US4301599 Lens previewer
11/18/1981EP0039944A1 Mirror reflex camera with an opto-electronic rangefinder
11/18/1981EP0039942A1 Mirror reflex camera having a built-in opto-electronic rangefinder in the area of the view-finder eye-piece
11/18/1981EP0039940A1 Automatic focusing camera
11/17/1981US4301478 TV Camera with focus detecting means
11/17/1981US4300826 Focus indicating device for camera
11/17/1981US4300823 Auto-focus camera having a rangefinder
11/17/1981CA1112497A1 Sonor controlled two focal position lens system
11/10/1981US4299467 Focussing system for still and motion-picture cameras
11/10/1981US4299460 Automatic focusing unit for camera
11/10/1981US4299457 Camera
11/03/1981US4298266 Interchangeable lens for cameras, such as reflex cameras
11/03/1981US4298258 Distance measuring device
10/1981
10/28/1981EP0038413A1 Focusing device with motor drive
10/27/1981US4297571 Focus detecting device
10/27/1981US4297020 View finder for single-lens reflex camera
10/27/1981US4297015 Camera automatic focus apparatus
10/27/1981US4297014 Camera focus detecting device
10/21/1981EP0037839A1 Camera having a device for indicating the depth of field
10/20/1981US4296143 Method of producing microlenses
10/13/1981US4294526 Automatic focusing camera combined with manual focusing system
10/06/1981US4293207 Camera focus detecting device
10/06/1981US4293206 Electrically operated automatic focalizing camera
10/06/1981US4293205 Camera focus detecting device
10/06/1981CA1110098A1 Continuous focus proportional controller
09/1981
09/29/1981US4291958 Camera with electronic flash and piezoelectric lens motor
09/29/1981US4291945 Pentagonal roof prism for viewfinder
09/16/1981EP0035794A1 Opto-electronic distance measuring arrangement
09/15/1981US4289392 Pentagonal roof reflecting mirror assembly
09/15/1981US4289388 Automatic focus adjusting device of a camera having a self-timer
09/01/1981US4286850 Automatic focus indicating device for camera
08/1981
08/25/1981CA1107860A1 Range detecting method and apparatus
08/18/1981US4284337 Photographic apparatus
08/18/1981US4284336 Automatic focusing camera
08/18/1981US4284335 Focus detecting apparatus
08/18/1981US4283863 Range finder for focusable photographic or cinematographic camera
08/18/1981US4283860 Lens field of view simulator
08/11/1981US4283131 Manual focus setting apparatus for photographic camera having automatic focus adjusting mechanism
1 ... 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117