发明授权
- 专利标题: Optical filter module and optical apparatus using the same
- 专利标题(中): 光滤波器模块及使用其的光学装置
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申请号: US10028364申请日: 2001-12-28
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公开(公告)号: US06701041B2公开(公告)日: 2004-03-02
- 发明人: Kaoru Kagami , Toshihisa Kurosawa , Hidekuni Asai , Seiichi Yokoyama , Yoshiatsu Yokoo
- 申请人: Kaoru Kagami , Toshihisa Kurosawa , Hidekuni Asai , Seiichi Yokoyama , Yoshiatsu Yokoo
- 优先权: JP2000-401591 20001228
- 主分类号: G02B632
- IPC分类号: G02B632
摘要:
A groove portion to stay the adhesive agent penetrated into either one of closely contacted surfaces of the rod lens and the optical filter is formed, thereby, the penetration of the adhesive agent into the optical path is prevented.