Importance

Loading Importance Indicators...

Abstract

This invention relates to improved methods of fabricating hologram systems, in particular holograms on a substrate such as a security document or bank note, to hologram systems fabricated by the described methods, and to starting materials for the methods.A method of preparing a hologram on a substrate, the method comprising: providing a hologram recording medium, the material comprising a carrier bearing a photosensitive hologram recording layer; recording a hologram in said photosensitive hologram recording layer; applying an adhesive to said hologram recording layer; attaching said carrier bearing said hologram recording layer to a substrate using said adhesive; and removing said carrier to leave said hologram recording layer attached to said substrate by said adhesive.

Loading the Abstract Image...

First Claim