发明名称 Automatic focusing apparatus with focus tracking for moving object
摘要 <p>An automatic focusing apparatus, capable of continuously keeping a main subject (144) in correct focus when the main subject (144) moves within a photographing screen (140) by detecting a focus state (best focus, front focus, back focus, blurring or the like) for each region in the photographing screen (140) and moving a main subject region to a region that is in best focus, is provided. A focus state is respectively detected for each region (140A) in the photographing screen (140) (step S16). Then, an AF frame (142) moves in accordance with the movement of a group of regions in best focus in the AF frame (142) (step S18), while automatic focusing is simultaneously performed so that a subject (144) in the AF frame (142) comes into best focus (step S20).</p>
申请公布号 EP1746459(A1) 申请公布日期 2007.01.24
申请号 EP20060015173 申请日期 2006.07.20
申请人 FUJINON CORPORATION 发明人 SASAKI, TADASHI
分类号 G03B13/36;G02B7/28;G03B13/02;H04N5/232 主分类号 G03B13/36
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