Swiss passport reveals hidden patterns under UV light

    by NeatNo8582

    9 Comments

    1. The modern Swiss passport combines biometric security and advanced physical features that are only visible under ultraviolet light. Under UV, fluorescent inks and fibres reveal topographic lines, cantonal motifs, and hidden designs that help prevent counterfeiting, while the polycarbonate data page and optically variable elements protect the holder’s identity.

      Source:
      https://www.consilium.europa.eu/PRADO/EN/CHE-AO-03002/index.html

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