发明名称 AF-BRACKET PHOTOGRAPHIC METHOD AND DEVICE
摘要 <P>PROBLEM TO BE SOLVED: To facilitate focusing and photographing of a face, under conditions of the detection of a face being difficult, due to the surroundings being dark and the exposure being slightly insufficient. <P>SOLUTION: A bracket photographic device includes a control means, within a photographic image plane; and the control means detects areas, where the quantity of light reflected from a subject is a first predetermined value or more and a second predetermined value or less, from the difference between the luminance of a subject image photographed by the imaging means, without the light emission of a strobe means and the luminance of a subject image photographed by the imaging means by the preliminary the emission of the strobe means; the control means sets the focal point detection area for each of the areas and detects the focusing position for each focal point detection area by an image contrast method; and the control means carries out photographing, by sequentially moving the focusing optical system to the detected one or a plurality of focusing positions. <P>COPYRIGHT: (C)2010,JPO&INPIT
申请公布号 JP2010107862(A) 申请公布日期 2010.05.13
申请号 JP20080281657 申请日期 2008.10.31
申请人 HOYA CORP 发明人 NAKAHARA NAOHITO;TANAKA HIROYUKI
分类号 G02B7/28;G02B7/36;G03B7/08;G03B13/36;G03B15/05;H04N5/232;H04N101/00 主分类号 G02B7/28
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