| 摘要 |
PROBLEM TO BE SOLVED: To provide a manufacture method of a laminated optical disk, which can easily improve warping of the disk. SOLUTION: This is a manufacturing method of a laminated optical disk, in which, after applying liquid on a plate 16 to form a recording layer 18 and heat-treating it, the plate 16 having the recording layer 18 is laminated with a dummy plate 14. And this method is featured in heat-treating the dummy plate 14. |
