发明授权
- 专利标题: Optical accessory adapter
- 专利标题(中): 光学附件适配器
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申请号: US14182539申请日: 2014-02-18
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公开(公告)号: US09285659B2公开(公告)日: 2016-03-15
- 发明人: Akira Yokoyama
- 申请人: CANON KABUSHIKI KAISHA
- 申请人地址: JP Tokyo
- 专利权人: Canon Kabushiki Kaisha
- 当前专利权人: Canon Kabushiki Kaisha
- 当前专利权人地址: JP Tokyo
- 代理机构: Rossi, Kimms & McDowell LLP
- 优先权: JP2013-032152 20130221
- 主分类号: G03B17/00
- IPC分类号: G03B17/00 ; G03B17/56
摘要:
An optical accessory adapter is used to couple together a lens apparatus and an optical accessory attached to an object side portion of the lens apparatus having fitting attachment diameters different from each other. The adapter is provided with a cutout portion in a part of a region outside the attachment diameter of the lens apparatus on an object side surface thereof.
公开/授权文献
- US20140233937A1 OPTICAL ACCESSORY ADAPTER 公开/授权日:2014-08-21
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