Method and master for producing a volume hologram

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United States of America Patent

PATENT NO 10642221
SERIAL NO

15543076

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Abstract

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A method for producing a volume hologram with at least one first area in a first color and at least one second area in a second color includes,

    providing a volume hologram layer made of a photopolymer;arranging a master with a surface structure on the volume hologram layer;exposing the master using coherent light, wherein light which is incident on at least one first partial area of the surface of the master is diffracted or reflected in the direction of the at least one first area of the volume hologram layer and light which is incident on at least one second partial area of the surface of the master is diffracted or reflected in the direction of the at least one second area of the volume hologram, and wherein the light diffracted or reflected by the first and second partial areas differs in at least one optical property.

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Patent Owner(s)

Patent OwnerAddress
LEONHARD KURZ STIFTUNG & CO KGSCHWABACHER STRASSE 482 90763 FÜRTH 90763
OVD KINEGRAM AGZAHLERWEG 12 ZUG 6301

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hansen, Achim Zug, CH 45 756
Lutz, Norbert Ruckersdorf, DE 20 279
Schilling, Andreas Hagendorn, CH 87 1412
Tompkin, Wayne Robert Baden, CH 92 1830

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