发明名称 |
OPTICAL ELEMENT, OPTICAL PICK-UP DEVICE, AND METHOD OF MANUFACTURING OPTICAL ELEMENT |
摘要 |
<p>An optical element capable of suppressing reduction in light resistance and bleed-out of light stabilizers caused from exposure to 380 nm to 420 nm laser light. The optical element is used in an optical pick-up device employing a light source firing a 380 nm to 420 nm laser light beam, and is provided with a shaped part (50) comprised of alicyclic olefin resin, and a light stabilizer layer (55) formed on the surface of the shaped part (50).</p> |
申请公布号 |
WO2010074066(A1) |
申请公布日期 |
2010.07.01 |
申请号 |
WO2009JP71300 |
申请日期 |
2009.12.22 |
申请人 |
KONICA MINOLTA OPTO, INC.;WATANABE DAISUKE |
发明人 |
WATANABE DAISUKE |
分类号 |
G02B1/04;G11B7/135;G11B7/22 |
主分类号 |
G02B1/04 |
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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