Design
Optically variable device (OVD)
Dispositivo ópticamente variable (OVD)
A security feature printed with reflective inks or foils that shifts color or appearance depending on the viewing angle.
See also: Iridescent / metallic ink
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Design
Dispositivo ópticamente variable (OVD)
A security feature printed with reflective inks or foils that shifts color or appearance depending on the viewing angle.
See also: Iridescent / metallic ink