发明名称 |
Microarray with actuators inside and outside of light-irradiated region, and optical head device and optical information device incorporating the same |
摘要 |
An optical head device according to the present invention includes: a light source for outputting laser light; an optical system for allowing the laser light to be radiated onto an optical disk medium; and an aberration correction section for correcting an aberration of the laser light. The aberration correction section includes: a plurality of mirror sections for reflecting the laser light; a plurality of mirror driving sections for displacing the plurality of mirror sections; and a detection section for detecting a physical condition within the optical head device.
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申请公布号 |
US8031578(B2) |
申请公布日期 |
2011.10.04 |
申请号 |
US20060064650 |
申请日期 |
2006.08.25 |
申请人 |
PANASONIC CORPORATION |
发明人 |
OBI HIROSHI;TOMITA HIRONORI;KUROZUKA AKIRA;KAJINO OSAMU |
分类号 |
G11B7/00;G11B7/135 |
主分类号 |
G11B7/00 |
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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