Hologram
Traditionally, most popular type of DOVID (Diffractive Optically Variable Image Device) used as a security element. A number of effect are possible, e.g. 2D Holograms (2-dimensional holograms) with structural and colour changes, 3D holograms with images, holograms with kinematic effect, etc.
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Traditionally, most popular type of DOVID (Diffractive Optically Variable Image Device) used as a security element. A number of effect are possible, e.g. 2D Holograms (2-dimensional holograms) with structural and colour changes, 3D holograms with images, holograms with kinematic effect, etc.
Source : Click Here
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