Latent Image PEAK with Iridescent Covering
Integrated optically variable security element, which comprises:
1. latent image PEAK;
2. iridescent ink.
The latent image and iridescent covering become visible under oblique light (fig. 1).
a
b
c
Fig. 1. Latent image PEAK with iridescent covering 2 000 Mauritanian Ouguiya (2011):
a – without tilting; b, c – tilted (different angles)