Stacked microvoided light diffuser
AssigneeEastman Kodak Company
InventorsThomas M. Laney, Michael R. Brickey, Cheryl J. Kaminsky, Robert P. Bourdelais
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Abstract
The invention relates to a light diffuser comprising a polymeric film wherein the film comprises a plurality of layers having void geometry in which the x/y/z size or frequency varies by at least 28% between at least two layers.
Claims34
A light diffuser comprising a polymeric film wherein the film comprises a plurality of layers having void geometry in which the x/y/z size or frequency varies by at least 28% between at least two layers.
A back lighted imaging media comprising a light source and a polymeric film incorporating microvoids wherein the film comprises a plurality of layers having void geometry in which the x/y/z size or frequency varies by at least 28% between at least two layers.
An liquid crystal device comprising a light source and a polymeric film incorporating microvoids wherein the film comprises a plurality of layers having void geometry in which the x/y/z size or frequency varies by at least 28% between at least two layers.
A liquid crystal device component comprising a light source and a polymeric film incorporating microvoids wherein the film comprises a plurality of layers having void geometry in which the x/y/z size or frequency varies by at least 28% between at least two layers.
Dependencies are inferred from the claim text.