发明名称 IMAGING DEVICE, FOCUSING METHOD AND PROGRAM
摘要 An image processing circuit/CPU performs AF processing in response to a halfway shutter operation and upon confirmation of a shooting shutter instruction causes a light emitting unit in a flash circuit to emit light, and decides an amount of light to be emitted at a shooting time based on a brightness component of an output signal of an imaging element, whereby a subject distance is calculated from the amount of light emitted at shooting time, and wherein, when the in-focus decision in the AF processing is negative, an optical lens is moved by a lens drive circuit to a position corresponding to the subject distance which has been acquired based on the amount of light emitted at the shooting time, and a shooting operation is then performed.
申请公布号 AU2003291770(A1) 申请公布日期 2004.07.29
申请号 AU20030291770 申请日期 2003.12.26
申请人 CASIO COMPUTER CO., LTD. 发明人 YOSHIYUKI KATO
分类号 H04N5/232;G02B7/28;G02B7/32;G03B7/08;G03B13/36;G03B15/03;G03B15/05;H04N5/235;H04N5/238;H04N101/00 主分类号 H04N5/232
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