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Class 396/247 - Shutter lag correction


Subclass of Class 396 - Photography
Definition: Subject matter wherein the exposure control circuit sets
No. of patents: 9
Last issue date: 04/19/2011


NumberTitleIssue Date
7929856Imaging system and method for capturing still image
An exemplary method for capturing a still image includes: measuring a theoretic exposure time that is suitable for current ambient light conditions; controlling a charge coupled device image sensor to expose itself for a real exposure time according to the determine...
04/19/2011
7894718Imaging apparatus and method for controlling the same
An imaging apparatus includes an image sensor configured to capture an image of an object, a mechanical shutter including a second curtain and a second-curtain holding mechanism configured to electromagnetically hold the second curtain at an initial position prior t...
02/22/2011
7684692Camera with shutter speed detection and correction
The invention includes an image sensor, a shutter which opens/closes by making a front curtain and a rear curtain travel, a light source which illuminates the image sensor, a control unit which performs control to make the front and rear curtains travel with a prede...
03/23/2010
7440022Image sensing apparatus with electronic shutter function and mechanical shutter function, and image sensing method
An image sensing apparatus having an electronic shutter for controlling the charge accumulation time of an image sensing element and a mechanical shutter for releasing/shielding an optical path to the image sensing element includes an electronic shutter mode of cont...
10/21/2008
6353709Camera capable of detecting an abnormality
A camera capable of detecting an abnormality has photographing operation programs, an abnormality detection program, and a checking operation program installed therein. The photographing operation programs cause a plurality of mechanisms included in the c...
03/05/2002
6347191Shutter control apparatus
A shutter control apparatus is constructed for executing an exposure operation of a camera to photograph an object by controlling an actuator which drives a shutter blade to be opened and closed. In the shutter control apparatus, a battery supplies a powe...
02/12/2002
5835800Camera and recording medium forwarding device suitable for use in a camera
A camera has a calculator which calculates a photographing condition suitable for a selected exposure mode. A driving device of the camera performs a photographing operation in accordance with a nominal value of an exposure parameter calculated by the cal...
11/10/1998
4315678Electrical shutter of electromagnetic release type for camera having adjustable delay circuit for adjusting the precision of the electrical shutter
An electrical shutter including a first electromagnet for initiating opening of the shutter and a second electromagnet for initiating closing of the shutter. Each of the electromagnets has an operational time lag associated therewith, and the time lag of ...
02/16/1982
3984848Shutter speed control means for focal plane shutter
The start of the leading curtain or the trailing curtain of a focal plane shutter is controlled to obtain an accurate exposure time. A delay means is provided in the mechanism for releasing the leading curtain or in the mechanism for releasing the trailin...
10/05/1976
 
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