发明名称 |
Optical recording card and method of producing the same. |
摘要 |
This invention is concerned with a DRAW type optical recording card and a method of producing the same. The optical recording card of the invention is so constructed that an optical recording member is held between a card front board and a card rear board. The optical recording member is constructed by a colored organic material layer and an aluminum deposited layer in the form of a layered structure or by a clored organic material layer and a transparent figure image forming layer in the form of a layered structure. When optical informations are written in the optical recording member, a laser beam is emitted from the outside of the card front board whereby a pit is formed on the optical recording member. |
申请公布号 |
EP0272875(A2) |
申请公布日期 |
1988.06.29 |
申请号 |
EP19870311075 |
申请日期 |
1987.12.16 |
申请人 |
KYODO PRINTING CO., LTD. |
发明人 |
FUKUSHIMA, YOICHI;FUJITA, MINORU;KAKINUMA, YUJI |
分类号 |
B42D15/10;G06K19/06;G06K19/14;G11B7/0033;G11B7/24012;G11B7/24018;G11B7/24035;G11B7/26 |
主分类号 |
B42D15/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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