Double Hologram: encoded in a film of photopolymer hundred times thinner than a piece of paper the golden mask of King Tut is rendered in stunning 3D- and when viewed from behind three pyramids appear to pop from the surface. This vintage hologram contains two images within the very thin photopolymer layer on glass where some of the edge of polymer has been damaged. Unlike photographs, holograms are recordings of the interference pattern of light waves. This interference pattern can encode 3D im