发明名称 Optical recording medium and method of producing same
摘要 An optical recording medium capable of recording and/or reproducing an information by using a laser beam, comprising: a support layer having an information signal-recording portion on one side surface thereof on which said laser beam is incident, and a transparent layer disposed over the support layer and having a thickness smaller than that of the support layer. In accordance with the present invention, there are further provided production method for optical or magneto-optical discs whereby a high density reproduction can be achieved.
申请公布号 US5846626(A) 申请公布日期 1998.12.08
申请号 US19960604569 申请日期 1996.02.21
申请人 SONY CORPORATION AND SONY DISC TECHNOLOGY INC. 发明人 KASHIWAGI, TOSHIYUKI;FURUKI, MOTOHIRO;FUKUCHI, SHOJI;YANAGISAWA, YOSHITAKE
分类号 G11B7/24;G11B7/26;G11B11/10;G11B11/105;(IPC1-7):B32B3/00 主分类号 G11B7/24
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