发明授权
- 专利标题： Optical scanning device
- 专利标题（中）： 光学扫描装置
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申请号： US09541031申请日： 2000-03-31
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公开(公告)号： US06201627B1公开(公告)日： 2001-03-13
- 发明人: Mitsuhiro Ohno , Tetsuya Ori
- 申请人： Mitsuhiro Ohno , Tetsuya Ori
- 优先权： JP11-091535 19990331
- 主分类号： G02B2608
- IPC分类号： G02B2608
摘要：
An optical scanning device has a rotary polygon mirror and an f-&thgr; lens system which comprises a first lens disposed adjacent to the polygon mirror, a reflection mirror for turning an optical path of the f-&thgr; lens system at an approximately right angle and a second lens disposed in the optical path after the reflection mirror.
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