| 发明名称 |
INFORMATION RECORDING MEMBER |
| 摘要 |
PURPOSE:To prepare a high density image recording optical disc, which can emit an energy beam such as a laser beam to form a recess, by forming on a substrate a thin film which contains more than 30 atomic % of Se and Sb. |
| 申请公布号 |
JPS52132806(A) |
申请公布日期 |
1977.11.07 |
| 申请号 |
JP19760048570 |
申请日期 |
1976.04.30 |
| 申请人 |
HITACHI LTD |
发明人 |
TERAO MOTOYASU;YONEZAWA SHIGEJI;ITOU YOSHITOSHI |
| 分类号 |
B41M5/26;G02B27/00;G11B3/70;G11B7/243;G11B11/03 |
主分类号 |
B41M5/26 |
| 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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