Holograms

Details Holograms Holograms

G - Physics

03

H

88/0.14

G03H 1/24 (2006.01)

Patent

CA 1266579

ABSTRACT OF THE DISCLOSURE This invention is predicated upon a particular set of components which may be grouped according to a number of permuta- tions each of which has a specific application. An integral direct viewing hologram device and an article useful in the manu- facture of hologram devices are provided by this invention. The integral direct viewing hologram device comprises a venetian blind film having a hologram embossed on or bonded onto one sur- face and a plane grating embossed or bonded onto the other sur- face. The device can be direct viewed in white light and a mul- ticoloured image can be produced by the provision of a plurality of holograms which are made using different coloured light. The article useful in the manufacture of hologram devices comprises a venetian blind film embossed on one side with a plane grating.

583065

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