发明名称 Focus control system for camera device.
摘要 <p>A focus control system for a camera is described having the possibilities of automatic and manual control, wherein a front lens group and a master lens group are movable. By moving the master lens group both in the automatic control mode and in one of the two manipulation ranges of the manual control mode focus control over a broad range is possible. Thereby maintaining a natured feeling for the user. &lt;IMAGE&gt;</p>
申请公布号 EP0439219(A2) 申请公布日期 1991.07.31
申请号 EP19910200061 申请日期 1991.01.15
申请人 N.V. PHILIPS' GLOEILAMPENFABRIEKEN 发明人 SAKATA, MASAYUKI
分类号 G03B13/36;G02B7/10;G02B7/28;H04N5/232 主分类号 G03B13/36
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