发明名称 OBJECT OF VALUE COMPRISING A MOIRE PATTERN
摘要 The invention relates to an object of value (15) for example a credit card, bank note or form of identification. The object of value (15) has a carrier layer (1), at least one first layer (21) that contains a moiré pattern and a t least one second layer (31, 33) comprising at least one moiré analyser for t he moiré pattern of the first layer (21). Said second layer is located above or below the first layer in a fixed position in relation to the first layer, in such a way that at least sections of the moiré pattern of the first layer (2 1) and the moiré analyser of the second layer (31, 33) are permanently opticall y superimposed, thus generating a permanent moiré image.
申请公布号 CA2556457(A1) 申请公布日期 2005.08.25
申请号 CA20052556457 申请日期 2005.02.12
申请人 OVD KINEGRAM AG 发明人 HANSEN, ACHIM
分类号 G07D7/12;B42D15/00;B42D15/10 主分类号 G07D7/12
代理机构 代理人
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