FIELD: technological processes; flaky items.
SUBSTANCE: invention is related to secured document. Secured document with substrate and protective criterion located on this substrate for detection of secured document authenticity, besides protective criterion has source of light, the light of which may be used for its illumination, and light processing device for influence of light for deviation, reflection, polarisation and/or partial absorption of light radiated by source of light, besides light processing device has transmitting volume hologram and reflecting volume hologram.
EFFECT: invention increases extent of counterfeit protection.
25 cl, 13 dwg
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