发明名称 |
OBJECTIVE LENS DRIVING DEVICE |
摘要 |
PROBLEM TO BE SOLVED: To expand a control frequency band by suppressing unnecessary resonance and improving high frequency characteristics in an objective lens driving device. SOLUTION: The rigidity of each holding part 2a, 2b is designed to be different from each other for a lens holder 2 that holds the first and the second driving face 3a, 3b of a driving coil.
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申请公布号 |
JP2001118266(A) |
申请公布日期 |
2001.04.27 |
申请号 |
JP19990295049 |
申请日期 |
1999.10.18 |
申请人 |
MATSUSHITA ELECTRIC IND CO LTD |
发明人 |
FUJII HITOSHI;SANTO TAKEO;YAMAMOTO HIROSHI |
分类号 |
G11B7/09;(IPC1-7):G11B7/09 |
主分类号 |
G11B7/09 |
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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