发明名称 OPTICAL INFORMATION MEDIUM AND MANUFACTURING METHOD THEREOF
摘要 <P>PROBLEM TO BE SOLVED: To provide an optical information medium and a method for manufacturing the optical information medium with high productivity which has an optical transmission layer with highly uniform film thickness and less defects. <P>SOLUTION: The optical information medium comprises a first substrate and second substrate on which a predetermined information layer and/or a predetermined reflective film are formed, and an adhesive layer for bonding the first substrate and second substrate. The first substrate, the adhesive layer, and the second substrate are stacked in order, and the second substrate is a plastic substrate formed by stretching. <P>COPYRIGHT: (C)2009,JPO&INPIT
申请公布号 JP2009032370(A) 申请公布日期 2009.02.12
申请号 JP20070197909 申请日期 2007.07.30
申请人 RICOH CO LTD 发明人 SASA NOBORU
分类号 G11B7/24;G11B7/254;G11B7/257;G11B7/26 主分类号 G11B7/24
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