Process for preparing blazed holograms

Details Process for preparing blazed holograms Process for preparing blazed holograms

B - Operations, Transporting

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18/103, 88/0.14

B29C 45/00 (2006.01) B29C 45/37 (2006.01) B29D 11/00 (2006.01) G02B 5/18 (2006.01) G03H 1/02 (2006.01) G03H 1/18 (2006.01)

Patent

CA 1325502

ABSTRACT OF THE DISCLOSURE A process for preparing blazed hologram suitable for mass-production which comprises fabricating a glass or metal plate having a surface of serrated cross section, disposing the glass or metal plate in an injection mold to allow the surface of serrated cross section to constitute an inner surface of the mold, injecting an acrylic resin in molten form into the mold under a specific molding pressure, and removing a molded acrylic resin from the glass plate or metal plate to obtain an acrylic blazed hologram.

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