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Digital camera

A technology of digital camera and camera department, which is applied in the direction of camera, camera body, camera focusing device, etc., which can solve the problems such as inability to measure distance and achieve the effect of easy-to-use

Inactive Publication Date: 2009-11-11
OLYMPUS CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Therefore, in the single-lens reflex camera disclosed in the above-mentioned Japanese Patent Application Laid-Open No. 59-201029, there is a shortcoming that distance measurement cannot be performed by TTL phase difference AF.

Method used

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Embodiment Construction

[0023] Hereinafter, preferred embodiments of the present invention will be described with reference to the drawings.

[0024] The digital camera of this embodiment has a so-called live view display function (also referred to as an electronic viewfinder function). The above-mentioned live view display function forms an image of a subject formed by a photographing lens on an imaging element, and based on the output of the imaging element, a moving image is displayed on a display device such as a liquid crystal monitor for observation of the subject image. Furthermore, the above-mentioned digital camera can acquire a still image in accordance with a photography instruction from a photographer, and record it in a recording medium. In addition, moving images can be acquired in accordance with a photography instruction from a photographer and recorded in a recording medium.

[0025] figure 1 This is a block diagram mainly of the electrical system of the digital camera according to...

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Abstract

A digital camera is disclosed, which has a still image shooting mode and a moving image shooting mode, and performs different focusing operations between the still image shooting mode and the moving image shooting mode. According to present invention, the range of focusing tolerance or the driving speed of a focusing optical system can vary between the still image shooting mode and the moving image shooting mode such as to set the range of focusing tolerance wider or the driving speed of the focusing optical system slower in the moving image shooting mode.

Description

[0001] Cross References to Related Applications [0002] The present invention is based on and claims priority from prior Japanese Patent Application No. 2006-212334 filed on August 3, 2006. technical field [0003] The present invention relates to a digital camera with dynamic image shooting function and its shooting method. Background technique [0004] Among digital cameras, there are many cameras capable of recording not only still images but also moving images. For example, Japanese Patent Application Laid-Open No. 59-201029 discloses a digital single-lens reflex camera in which the quick-return mirror (movable mirror) is withdrawn from the photographic optical path, and the focal plane shutter is kept open for moving images. photography. [0005] However, in the single-lens reflex camera disclosed in Japanese Unexamined Patent Application Publication No. Sho 59-201029, the movable mirror is retracted out of the photographing optical path when photographing a moving i...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H04N5/225H04N5/232G02B7/28
CPCH04N5/23245G03B17/18G03B3/00H04N5/23212H04N23/55H04N23/671H04N23/672H04N23/667H04N23/63
Inventor 寺田洋志
Owner OLYMPUS CORP
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