| 摘要 |
The present invention relates to a recordable optical record carrier which c an be used to make a back-up of the full content of a SA-CD disc. The proposed record, carrier comprises: a first transparent substrate layer (1), a first semi-transparent recordable information layer (2) including an organic dye material having a high data storage capacity, a second transparent substrate layer (4), a second recordable information layer (5) including an organic dy e material havingl,a lower data storage capacity than said first information layer (2), and a cover layer (6).
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