| 摘要 |
A data card, such as a credit or debit card, having first and second sides, wherein the first side includes data card information stored on a magnetic strip and embodied in embossed alpha-numeric indicia, and the second side includes a surface having a series of optically related image lines thereon, and an optically transparent layer attached thereto and forming a lenticular lens, the optically transparent layer and optically related image lines forming a lenticular optical system capable of alternately displaying images.
|
