| 发明名称 |
WRITE-ONCE OPTICAL RECORD MEDIUM |
| 摘要 |
<p>A write-once optical record medium in which a record layer and a light-transmitting protective layer are formed in order on a support, and record and reproduction are performed by irradiating the light-transmitting protective layer with a laser beam of a wavelength of 380-450 nm, wherein the wavelength lambda max at which the light absorption coefficient of the record layer reaches a peak is lambda max<370 nm.</p> |
| 申请公布号 |
WO0174600(A1) |
申请公布日期 |
2001.10.11 |
| 申请号 |
WO2001JP02903 |
申请日期 |
2001.04.03 |
| 申请人 |
SONY CORPORATION;OYAMADA, MITSUAKI;IWAMURA, TAKASHI;TAMURA, SHINICHIRO |
发明人 |
OYAMADA, MITSUAKI;IWAMURA, TAKASHI;TAMURA, SHINICHIRO |
| 分类号 |
B41M5/26;G11B7/24;G11B7/244;G11B7/254;G11B7/2542;G11B7/2548;G11B7/257;G11B7/2578;(IPC1-7):B41M5/26 |
主分类号 |
B41M5/26 |
| 代理机构 |
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