DURABLE OPTICAL ELEMENT
First Claim
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1. An optical film comprising a polymerized resin and plurality of surface modified nanoparticles of silica, zirconia, or mixtures thereof, wherein the optical film comprises a microstructured surface having a plurality of alternating zones of prism elements having peaks that are spaced at different distances from a common reference plane.
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Abstract
A durable optical film or element includes a polymerized structure having a microstructured surface and a plurality of surface modified colloidal nanoparticles of silica, zirconia, or mixtures thereof. Display devices including the durable microstructured film are also described.
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Citations
26 Claims
- 1. An optical film comprising a polymerized resin and plurality of surface modified nanoparticles of silica, zirconia, or mixtures thereof, wherein the optical film comprises a microstructured surface having a plurality of alternating zones of prism elements having peaks that are spaced at different distances from a common reference plane.
- 21. An optical film comprising a polymerized resin and a plurality of surface modified colloidal zirconia nanoparticles wherein the zirconia nanoparticles comprise a surface treatment agent consisting of carboxylic acid.
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