专利名称:Optical apparatus
永不满足偏爱伴奏发明人:Akira Yokoyama
圆形的面积公式
申请号:US16177719动感单车伤膝盖
申请日:20181101
公开号:US11269157B2
公开日:
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专利内容由知识产权出版社提供
专利附图:
摘要:Provided is an optical apparatus including: a first optical element configured to be movable in an optical axis direction; a cond optical element configured to be
movable in the optical axis direction; a first elastic member configured to bias the first optical element in the optical axis direction; and a cond elastic member configured to
bias the first optical element and the cond optical element in the optical axis direction due to reduction in distance between the first optical element and the cond optical element, wherein the cond elastic member is configured to bias the first optical element, due to the reduction, in a direction in which the first elastic member bias the first optical element.
申请人:CANON KABUSHIKI KAISHA
aabb的四字词语
地址:Tokyo JP
国籍:JP
代理机构:Rossi, Kimms & McDowell LLP
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