| 发明名称 |
OBJECTIVE LENS AND OPTICAL PICKUP DEVICE |
| 摘要 |
<p>Disclosed is an objective lens wherein a specific polyolefin resin is used as a material. When the composition of the first layer of a coat, said first layer being in contact with the objective lens main body, is expressed as SiOx, X is 1.35-1.88. Therefore, peeling and cracks of the coat can be suppressed.</p> |
| 申请公布号 |
WO2011049000(A1) |
申请公布日期 |
2011.04.28 |
| 申请号 |
WO2010JP68030 |
申请日期 |
2010.10.14 |
| 申请人 |
KONICA MINOLTA OPTO, INC.;KASUYA JINICHI;TATEYAMA KIYONO |
发明人 |
KASUYA JINICHI;TATEYAMA KIYONO |
| 分类号 |
G02B1/04;G02B1/11;G02B13/00;G02B13/18;G11B7/135 |
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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