发明申请
- 专利标题: Lens device
- 专利标题(中): 镜头设备
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申请号: US10521627申请日: 2003-07-16
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公开(公告)号: US20060158743A1公开(公告)日: 2006-07-20
- 发明人: Junichi Nio , Hisatsugu Yoshida , Shuji Ogino
- 申请人: Junichi Nio , Hisatsugu Yoshida , Shuji Ogino
- 申请人地址: JP Chiba
- 专利权人: Seiko Precision Inc.
- 当前专利权人: Seiko Precision Inc.
- 当前专利权人地址: JP Chiba
- 优先权: JP2002209547 20020718
- 国际申请: PCT/JP03/09016 WO 20030716
- 主分类号: G02B15/14
- IPC分类号: G02B15/14
摘要:
From an object, a first lens that is a meniscus lens having a convex surface that faces an object, a second lens that faces a concave surface of the first lens, a third lens having a concave surface that faces the second lens, and a fourth lens that is a positive lens having a convex back surface, (1) ν3
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