| 摘要 |
<p>A tamperproof structure (100) includes an information-containing structure (12) and a transparent structure (10). The transparent structure includes a first plurality of lenticules (11) and a second plurality of lenticules (21), both formed on an outer surface of the transparent structure. The first plurality of lenticules are non-parallel and/or non-uniform, with respect to the second plurality of lenticules. The information-containing structure includes information to be viewed through the transparent structure.</p> |
