| 发明名称 |
Zoom lens system |
| 摘要 |
A zoom lens system includes a plurality of lens groups, wherein a deflector which deflects the optical axis of said zoom lens system is positioned between lens groups which are made moveable upon zooming.
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| 申请公布号 |
US6333823(B1) |
申请公布日期 |
2001.12.25 |
| 申请号 |
US19990466919 |
申请日期 |
1999.12.20 |
| 申请人 |
ASAHI KOGAKU KOGYO KABUSHIKI KAISHA |
发明人 |
OZAKI HIROYASU;ITO TAKAYUKI |
| 分类号 |
G02B15/173;(IPC1-7):G02B15/14 |
主分类号 |
G02B15/173 |
| 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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