| 摘要 |
PROBLEM TO BE SOLVED: To solve the problem in which means to conceal confidential information in a scratch card is only a scratch hiding layer, allowing a dishonest person to produce a forged article of it or peep it easily, and the problem in which a scratch card provided with a hologram layer as the topmost layer developed to prevent forgery thereof allows a third person to visually recognize the hologram layer and allows a dishonest person to easily forge a scratch card with a similar optical effect.SOLUTION: The present invention provides a scratch card that achieves a high forgery prevention effect by hiding a hologram layer under a scratch hiding layer to conceal not only "confidential information" but also expression of a hologram reproduction image, thereby not allowing the confidential information and the hologram reproduction image to be visually recognized until the scratch hiding part is scratched. |
