Changeable lens barrel

专利名称：Changeable lens barrel

发明人：Tamotsu Koiwai,Shigeo Hayashi,Naohiro

Kageyama,Mitsuru Toyama

申请号：US14808209申请日：20150724公开号：US09684147B2公开日：20170620

专利附图：

摘要：A changeable lens barrel includes a fixed barrel formed in an annular shape astraight-advancing barrel housed in the fixed barrel during non-photographing andextended to an outside of the fixed barrel during photographing, and a first annular

member that turns according to manual operation. When the changeable lens barrel is ina photographable state, a part of an outer circumference of the first annular member isexposed to an outside and a front end face of the annular member forward in an opticalaxis direction is located further forward than a front end face of the fixed barrel, and,when the changeable lens barrel is in an un-photographable state, a rear end facebackward in the optical axis direction is within the fixed barrel and the rear end face ispresent further backward in the optical axis direction than when the changeable lensbarrel is in the photographable state.

申请人：Olympus Corporation

地址：Hachioji, Tokyo JP

国籍：JP

代理机构：Straub & Pokotylo

代理人：John C. Pokotylo

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