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| Number | Title | Issue Date |
| 7313323 | Camera system with a photometering device and an external operating device A camera system includes a camera body including a photometering device and an external operating device, and a photographing lens which is detachably attached to the camera body, the photographing lens including an aperture setting device for selecting an auto aper... | 12/25/2007 |
| 6684130 | Robot apparatus and its control method A robot apparatus is provided with a photographing device for photographing subjects and a notifying device for making an advance notice of photographing with the photographing device. In addition, in a control method for the robot apparatus, an advance n... | 01/27/2004 |
| 5708861 | Camera Disclosed is a camera comprising a plurality of controlled devices each operated in at least one of a photographing action and a photographing standby action, the photographing standby action having a first photographing standby action and a second photog... | 01/13/1998 |
| 4264160 | Focus indicating device in a camera A focus indicating device in a camera employing a photoelectric transducer for scanning the image of an object to output a time series signal equivalent to the brightness distribution of the image. A contrast detection circuit extracts a power spectrum in... | 04/28/1981 |
| 4238146 | Sound alarm device in a camera An alarm device in a camera comprises a shutter speed manual/auto change-over dial having a first Auto position and a second Auto position, and alarm sound generating circuit operatively associated with the change-over dial so as to become operative in th... | 12/09/1980 |
| 4180311 | Interlocking device for indication in the finder of a single-lens reflex camera An indicator device extending into the optical path of a removable mirror box is controlled by a spring biased coupling system mounted on the box. A coupling gear in the coupling system meshes with a drive gear on the camera body and is provided with a lo... | 12/25/1979 |
| 4121231 | Exposure factor setting device for a camera An exposure factor setting device for a photographic camera comprising manually adjustable shutter speed and diaphragm aperture setting components, an indicator cooperative with a shutter speed scale and capable of responding to either of the outputs of t... | 10/17/1978 |
| 4119988 | Camera using instant print film A camera using an instant print film wherein when the environmental temperature is outside the permissible temperature range in which a print with satisfactory qualities may be obtained, a light emitting element lights up, giving an alarm signal to a user... | 10/10/1978 |
| 4101911 | Exposure indicator for camera having electrical shutter An exposure indicator for a camera having an electrical shutter capable of taking pictures under both automatic exposure and manual exposure. The exposure indicator comprises a rotary shaft associated with a changeover switch which selectively activates a... | 07/18/1978 |
| 4084166 | Circuit for locking led light meter display in response to meter display in response to mirror movement in SLR camera An SLR camera includes a light measuring and computing circuit 1-7 whose output is fed to a comparator 8 together with the analog output of a D/A converter 12 coupled to a bidirectional counter 13. The counter is servo-loop driven to achieve circuit balan... | 04/11/1978 |
| 4047210 | Camera with an electronic timer and including an electro-mechanical delayed action stop for the shutter drive A camera is provided having an electronic timer controlled by ambient light. There is provided an electromechanical delayed action stop for the shutter. An electronic delay device is provided for temporarily delaying the action of the shutter of the camer... | 09/06/1977 |
| 4042940 | Automatically controlled exposure indicating device for a camera A camera is provided with a multi-exposure control system for obtaining proper exposure by either preselecting the diaphragm or the shutter speed and then respectively automatically controlling the shutter speed or the diaphragm aperture in accordance wit... | 08/16/1977 |
| 4007466 | Electrical system having a photoelectric converter to be used in photography An electrical system to be used for photographic purposes. The electrical system has an input circuit for providing a given input signal as well as an output circuit for utilizing the latter signal and an intermediate circuit electrically connected betwee... | 02/08/1977 |
| 4004853 | Exposure meter circuit An exposure meter circuit is disclosed in which the photoreceptor may be either a photovoltaic element such as a photodiode or a photoconductive element such as a CdS element. The meter is able to provide an indication of various exposure determining fact... | 01/25/1977 |
| 3990085 | Measurement mode interlock mechanism in camera TTL light measuring system A single lens reflex camera of the TTL light measuring type and mounting interchangeable objective lenses of the fully open and stopped down aperture light measuring type includes a two coil differential meter. One of the meter coils is connected through ... | 11/02/1976 |
| 3988750 | Exposure time indicating device for camera shutter An exposure time indicating apparatus for a camera shutter having a switching circuit that has a switching level which is compensated for the brightness of an object or field of exposure. The apparatus includes an indicating circuit that indicates the exp... | 10/26/1976 |
| 3975747 | Off-photometric-range indicator for exposure meter An off-photometric-range indicating device for photometric circuits for cameras visually indicates to a photographer when the brightness of an object to be photographed is off the set photometric range of the photometric circuit. The indicating device inc... | 08/17/1976 |
| 3973267 | Exposure control apparatus for a camera The present invention relates to an exposure control apparatus for a camera which is so designed that the output terminal of the light measuring circuit of the brightness of the object to be photographed having a photo electric transducing means is connec... | 08/03/1976 |
