发明名称
摘要 An automatic focus adjusting device detects focus condition respectively of a plurality of areas of a scene to be photographed to calculate respective focus adjusting data, and automatically adjusts the focus of an objective lens on an object in the scene based on the focus adjusting data. And the automatic focus adjusting device decides a focus adjusting data from the plurality of focus adjusting data based on an image magnification data representing the size of the object relative to the scene, a focal length of the objective lens or an object distance to automatically adjust the focus.
申请公布号 JP2605282(B2) 申请公布日期 1997.04.30
申请号 JP19870125189 申请日期 1987.05.21
申请人 发明人
分类号 G03B13/36;G02B7/28;G02B7/34;(IPC1-7):G02B7/28 主分类号 G03B13/36
代理机构 代理人
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