发明名称 |
SECURITY DEVICE |
摘要 |
A security device having a lenticular device that includes an array of lenticular focusing elements located over a corresponding array of sets of image strips such that at different viewing directions, a corresponding image strip from each set is viewed via respective ones of the lenticular focusing elements wherein the image strips are defined at least in part by a relief structure. |
申请公布号 |
US2012274998(A1) |
申请公布日期 |
2012.11.01 |
申请号 |
US201013502281 |
申请日期 |
2010.10.27 |
申请人 |
HOLMES BRIAN WILLIAM;COMMANDER LAWRENCE GEORGE;DE LA RUE INTERNATIONAL LIMITED |
发明人 |
HOLMES BRIAN WILLIAM;COMMANDER LAWRENCE GEORGE |
分类号 |
G03H1/26;G02B27/12;G02B27/44;H05K3/30 |
主分类号 |
G03H1/26 |
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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