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US 5,291,236 AGranted
Camera
AssigneeCanon Kabushiki Kaisha
InventorsToshifumi Ohsawa, Ryuichi Kobayashi, Masayoshi Kiuchi, Tatsuo Konno, Toshio Matsumoto, Jun Terashima
Life of this patent
Estimating the term…
Abstract
A camera includes a signal input circuit mounted in a back cover, a processing circuit receptive of signals from the signal input circuit for processing camera information, a control circuit operating with selection of exposure modes, and a circuit for changing over kinds of camera information to be input by the signal input circuit in accordance with the selected one of the modes.
Claims43
A camera comprising:
- first signal input means mounted in a camera body;
- second signal input means mounted in a back cover;
- a processing circuit receptive of signals from said first and second signal input means for processing camera information;
- a selecting circuit for selecting one of a plurity of exposure modes;
- and
- a changeover circuit for automatically changing over kinds of camera information which can be set by said second signal input means in accordance with a mode selected by said selecting circuit.
3 more elements
A camera comprising:
- signal input means mounted in a back cover;
- a processing circuit receptive of signals from said signal input means for processing camera information;
- a selecting circuit for selecting one of a plurality of exposure modes;
- and
- a changeover circuit for automatically changing over kinds of camera information which can be set by said signal input means in accordance with a mode selected by said selecting circuit.
2 more elements
A camera comprising:
- first manual signal input means for inputting information mounted in a camera body;
- second manual signal input means for inputting information mounted in a back cover;
- a processing circuit receptive of signals from said first and second signal input means for processing camera information;
- and
- a changeover circuit for replacing a first camera information which can be set by said first signal input means and a second camera information which can be set by said second signal input means, whereby the second camera information can be set by said first signal input means and the first camera information can be set by said second signal input means.
2 more elements
A camera comprising:
- signal input means mounted in a back cover;
- a processing circuit receptive of signals from said signal input means for processing camera information;
- and
- a changeover circuit for automatically changing over kinds of camera information which can be set by said signal input means according to whether electric power is being supplied by operating a release button or said camera in on standby without operating the release button.
1 more element
A camera comprising:
- signal input means for inputting information mounted in a back cover;
- an exposure compensating circuit receptive of signals from said signal input means for changing an exposure value information from an initial exposure state to an exposure compensating state;
- prohibiting means for prohibiting exposure compensation in said exposure compensating circuit;
- and
- a setting circuit responsive to prohibition control of said prohibiting means for setting an exposure value information of said exposure compensating circuit to an initial exposure state.
2 more elements
A camera comprising:
- first signal input means having a first manual operation member arranged near a release button;
- second signal input means having a second manual operation member arranged on a back side of the camera, said second manual operation member being in the form of a rotatable operation dial;
- a processing circuit receptive of signals from said first and second signal input means for processing camera information;
- a selecting circuit for selecting one of the modes relevant to an exposure;
- and
- a changeover circuit for changing over kinds of camera information which can be set by said second signal input means in accordance with a mode selected by said selecting circuit.
3 more elements
A camera comprising:
- signal input means having a manual operation member arranged on a back side of the camera, said manual operation member being in the form of a rotatable operation dial;
- a processing circuit receptive of signals from said signal input means for processing camera information;
- a selecting circuit for selecting one of the modes relevant to exposure, wherein said selecting circuit selects one of an automatic exposure mode and a manual exposure mode;
- and
- a changeover circuit for changing over kinds of camera information which can be set by said signal input means in accordance with a mode selected by said selecting circuit.
2 more elements
A camera comprising:
- first manual signal input means for inputting information mounted proximate to a release button;
- second manual signal input means for inputting information mounted in a back face of the camera, said second manual signal input means comprises a rotatable operation dial;
- a processing circuit receptive of signals from said first and second manual signal input means for processing camera information;
- and
- a changeover circuit for replacing a first camera information which can be set by said first manual signal input means and a second camera information which can be set by said second manual signal input means, whereby the second camera information can be set by said first manual signal input means and the first camera information can be set by said second manual signal input means.
2 more elements
A camera comprising:
- signal input means having a manual operation member arranged on a back side of the camera, said manual operation member being in a form of a rotatable operation dial;
- an exposure compensating circuit receptive of signals from said signal input means for changing an exposure value information from an initial exposure state to an exposure compensating state;
- prohibiting means for prohibiting exposure compensation in said exposure compensating circuit;
- and
- a setting circuit responsive to prohibition control of said prohibiting means for setting an exposure value information of said exposure compensating circuit to an initial exposure state.
2 more elements
A camera comprising:
- first signal input means having a first manual operation member arranged near a release button, second signal input means having a second manual operation member arranged on a back side of the camera, said second manual operation member being in a form of a rotatable operation dial;
- a processing circuit receptive of signals from said first and second signal input means for processing camera information;
- a selecting circuit for selecting one of the modes relevant to exposure;
- and
- control means which permits continuous change of a first exposure value by said first signal input means in response to a mode selection by said selecting circuit and prohibits change of a second exposure value by said second signal means.
2 more elements
A camera comprising:
- first signal input means having a first manual operation member arranged near a release button;
- second signal input means having a second manual operation member, said second manual operation member being located at a distance from said release button greater than said first manual operation member;
- a processing circuit receptive of signals from said first and second signal input means for processing camera information;
- and
- a changeover circuit for replacing a first camera information which can be set by said first signal input means and a second camera information which can be set by said second signal input means, whereby the second camera information can be set by said first signal input means and the first camera information can be set by said second signal input means.
2 more elements
Dependencies are inferred from the claim text.