发明名称 |
SECURITY ELEMENT AND SECURITY DOCUMENT |
摘要 |
The invention relates to a security element (2) comprising a first region (30) which is transparent in transmitted light. The security element (2) comprises a substrate (21) which in the first region (30) has one or more transmissive diffraction structures which, when seen in transmitted light, show one or more optical security features. |
申请公布号 |
CA2882777(A1) |
申请公布日期 |
2014.03.06 |
申请号 |
CA20132882777 |
申请日期 |
2013.09.03 |
申请人 |
OVD KINEGRAM AG |
发明人 |
TOMPKIN, WAYNE ROBERT;WALTER, HARALD;MADER, SEBASTIAN |
分类号 |
B42D15/00;G02B5/18 |
主分类号 |
B42D15/00 |
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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