发明名称 |
COUNTERFEIT PREVENTION MEDIUM, FABRICATION METHOD THEREOF, AND COUNTERFEIT PREVENTION METHOD |
摘要 |
An anti-counterfeit medium, a method for manufacturing the same and a method for preventing counterfeiting are provided. The anti-counterfeit medium includes a retardation layer having birefringence and a reflection layer, and identification data is recorded in the anti-counterfeit medium. The identification data is divided into a plurality of partial images, and a plurality of transparent areas which correspond to the plurality of partial images are disposed adjacent to each other in the same plane so as to form the retardation layer, the plurality of transparent areas having optical axes which are oriented in different directions from each other in a rotation direction. The identification data includes biometric information. |
申请公布号 |
EP2985640(A1) |
申请公布日期 |
2016.02.17 |
申请号 |
EP20140782754 |
申请日期 |
2014.04.07 |
申请人 |
TOPPAN PRINTING CO., LTD. |
发明人 |
OHKAWA, MIHOKO;OCHIAI, HIDEKI;AONO, KOTA;KOTEGAWA, YUKI |
分类号 |
B42D25/351;B32B7/02;B41M3/14;B42D25/364;B42D25/391;B42D25/40;G02B5/30;G07D7/12 |
主分类号 |
B42D25/351 |
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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