| 摘要 |
<P>PROBLEM TO BE SOLVED: To significantly save the time and trouble for forming a label on an optical disk without requiring to turn over the disk each time writing information, such as titles on the label surface. <P>SOLUTION: This optical disk is built by adhering with adhesive or by vapor-depositing a protective layer of the disk surface, a reflector layer, a label recording layer, an intermediate layer 0, a reflector layer 0, a data recording layer 0, and a base plate 0 in this order. The reflector layer is made translucent and the protective layer is made transparent to make is possible to view the pits written on the label recording layer which is writable and erasable from the rear of the disk by using a laser from the side of the protective layer. <P>COPYRIGHT: (C)2007,JPO&INPIT |
