发明名称 |
Method of fixing a polygon mirror and an optical deflector having such polygon mirror |
摘要 |
An optical deflector comprising a rotational shaft, a polygonal mirror, and means for fixing said mirror to said rotational shaft at positions equiangularly spaced with each other around a center of rotation of said mirror, each of said positions opposing to a corner portion of said mirror disposed between reflective surfaces of said mirror adjacent to each other.
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申请公布号 |
US4820005(A) |
申请公布日期 |
1989.04.11 |
申请号 |
US19870135267 |
申请日期 |
1987.12.21 |
申请人 |
RICOH COMPANY, LTD.;TOHOKU RICOH CO., LTD. |
发明人 |
HASHIMOTO, YOSHIO;TAJIMA, HIROKI |
分类号 |
G02B26/12;(IPC1-7):G02B26/10 |
主分类号 |
G02B26/12 |
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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