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US 6,806,907 B1Granted
Image pickup apparatus having exposure control
AssigneeCanon Kabushiki Kaisha
InventorKyoji Tamura
Life of this patent
Estimating the term…
Abstract
An image pickup apparatus, which detects the visual axis, can set a photometry area on the basis of the viewpoint of an operator in the screen, can set a plurality of photographing modes, and changes the setting data of the photometry area based on the visual axis detection and control characteristics in accordance with the selected photographing mode.
Claims11
An image pickup apparatus comprising:
- image pickup means having a photoelectric conversion function;
- position setting means for moving in an image screen a setting position of a photometry area for extracting an image signal obtained from said image pickup means;
- exposure control means for controlling an exposure state on the basis of the image signal corresponding to the photometry area;
- mode setting means for setting a plurality of program modes which can be selected in accordance with a photographing condition and are respectively set with control parameters for controlling the exposure state;
- and
- control means for moving the photometry area so as to track the setting position moved by said position setting means, said control means restricting a tracking range of the photometry area in accordance with the program mode set by said mode setting means.
3 more elements
An image pickup apparatus comprising:
- image pickup means for converting an image formed on an image screen into an image signal;
- an electronic monitor for displaying an image corresponding to the image signal obtained from said image pickup means;
- viewpoint position detection means for detecting a position of a viewpoint of a photographer on a screen of said electronic monitor;
- exposure control means for moving a setting position of a photometry area on the image screen in accordance with the viewpoint detected by said viewpoint position detection means, and for controlling an exposure state on the basis of the image signal corresponding to the photometry area;
- mode setting means for setting a plurality of program modes which can be selected in accordance with a photographing condition and are respectively set with control parameters for controlling the exposure state;
- and
- control means for moving the photometry area so as to track the setting position moved by said exposure control means, said control means restricting a tracking range of the photometry area in accordance with the program mode set by said mode setting means.
4 more elements
Dependencies are inferred from the claim text.