| 摘要 |
A security document comprising a laminate or construction (1) of at least two layers between which is provided information (3) readable under non-visible irradiation. At least the portions of the layers on either side of the information (3) are partially opaque to visible radiation. The security document may comprise an entrance ticket, transaction card, identity card, bank cheque or the like. The document is tamper evident. <IMAGE> |
