发明名称 |
Optical information recording medium, manufacturing method of optical information recording medium, and optical information recording method |
摘要 |
The present invention provides an optical information recording medium that has on a substrate a pit or recording layer and a cover layer in this order and in which laser light is irradiated from a cover layer side to perform both recording and reproducing or either one of recording and reproducing, wherein a surface on which the laser light is irradiated of the cover layer has a projected portion (3) having a height in the range of 3 to 90 µm; a manufacturing method of the optical information recording medium wherein the projected portion in the optical information recording medium is disposed by means of a printing method; and an optical information recording method wherein, in the case of the optical information recording medium having a recording layer, laser light having a wavelength in the range of 100 to 600 nm is irradiated from a cover layer side and causes the recording layer to physically or chemical change to record. |
申请公布号 |
EP1542220(A3) |
申请公布日期 |
2006.03.01 |
申请号 |
EP20040029108 |
申请日期 |
2004.12.08 |
申请人 |
FUJI PHOTO FILM CO., LTD. |
发明人 |
USAMI, YOSHIHISA, |
分类号 |
G11B7/24;G11B7/007;G11B7/26 |
主分类号 |
G11B7/24 |
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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