发明名称 |
MULTILAYER BODY WITH MICROLENS ARRANGEMENT |
摘要 |
Described is a multi-layer body for viewing from the front and rear sides in transillumination mode, wherein the multi-layer body (1) comprises one or more transparent first layers (10) and a second layer (14) with a micro-pattern comprising opaque first partial regions and transparent second partial regions. One of the first layers (10) on its surface remote from the second layer (14) has a surface profile forming an arrangement of a plurality of first micro-lenses (12). The thickness of that first layer (1) or that first layer (1) and arranged between that first layer (1) and the second layer (14) one or more further first layers (1) approximately corresponds to the focal length of the first micro-lenses. |
申请公布号 |
EP1979768(A1) |
申请公布日期 |
2008.10.15 |
申请号 |
EP20070702795 |
申请日期 |
2007.01.16 |
申请人 |
OVD KINEGRAM AG |
发明人 |
SCHILLING, ANDREAS;TOMPKIN, WAYNE, ROBERT |
分类号 |
G02B3/00;B42D15/10;G02B27/60;G06K19/06;G06K19/14;G07D7/12 |
主分类号 |
G02B3/00 |
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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