发明名称 |
Zoom lens system |
摘要 |
A zoom lens system comprising a flare stop and so adapted as to favorably limit rays which will otherwise produce flare without making light intensity insufficient by displacing said flare stop independently of displacements of lens groups for zooming.
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申请公布号 |
US4367927(A) |
申请公布日期 |
1983.01.11 |
申请号 |
US19800200576 |
申请日期 |
1980.10.24 |
申请人 |
OLYMPUS OPTICAL CO., LTD. |
发明人 |
FUJII, TORU |
分类号 |
G02B13/04;G02B15/16;G02B15/177;(IPC1-7):G02B15/14 |
主分类号 |
G02B13/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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