Optical disc, process for producing the optical disc and its manufacturing apparatus

摘要

PCT No. PCT/JP97/01865 Sec. 371 Date Feb. 3, 1998 Sec. 102(e) Date Feb. 3, 1998 PCT Filed May 30, 1997 PCT Pub. No. WO97/47004 PCT Pub. Date Nov. 12, 1997An optical disc comprising a disc having a signal- recording layer, wherein a treated layer having a surface electric resistance of from 1x103 to 1x1013 OMEGA is formed on the signal-recording layer, and the surface of the treated layer is subjected to electrophotographic printing. The optical disc can be desirably used as an optical disc, in which digital signals can be recorded, reproduced or erased, such as a digital audio disc, such as a compact disc, a video disc, or a CD-ROM.