发明名称 |
Optical deflector and beam scanner using the same |
摘要 |
An optical deflector of the present invention comprises: a mirror 20 for reflecting light; a yoke 24 for rotatably holding the mirror 20 via a plate spring 21; a coil 27 and a magnet 27 for rotating the mirror 20 with respect to the yoke 24; a magnet fixing plate 28 for holding the yoke 24; and positioning pins 31a and 31b, a part of which is inserted into the yoke 24, for positioning the yoke 24. The magnet 27 forms a magnetic circuit in the yoke 24. The positioning pins 31 and 31b are made of a magnetic material so as not to obstruct the magnetic circuit formed in the yoke 24.
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申请公布号 |
US6002506(A) |
申请公布日期 |
1999.12.14 |
申请号 |
US19980095580 |
申请日期 |
1998.06.11 |
申请人 |
KABUSHIKI KAISHA TOSHIBA |
发明人 |
SUZUKI, YUJI;TAKAHASHI, MASAKI;ITO, HIDEKI;TAKAHARA, TAMANE |
分类号 |
G02B26/10;(IPC1-7):G02B26/08 |
主分类号 |
G02B26/10 |
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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