发明名称 LENS APPARATUS
摘要 According to the lens apparatus of the present invention, the detection unit which detects the position of the first focus ring is disposed in the case of the lens drive unit, which thus enables the downsizing of the lens barrel. Further, the interlock member is disposed in the case of the drive unit, and hence it is possible to accurately detect the position of the first focus ring without an influence of disturbance caused by a drop of water, dirt, and the like, and to perform accurate focus control.
申请公布号 US2011109982(A1) 申请公布日期 2011.05.12
申请号 US20100941357 申请日期 2010.11.08
申请人 FUJIFILM CORPORATION 发明人 MITARAI TSUYOSHI;SAITO TATSUO
分类号 G02B7/09 主分类号 G02B7/09
代理机构 代理人
主权项
地址