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US 2017/0303349 A1Published application
Multilayered optical film and display device including optical film
AssigneesSamsung Electronics Co., Ltd., Cheil Industries Inc.
InventorsHee-Kyung KIM, Moon Yeon LEE, Kyoung Ah OH, Kyu Yeol IN, Ji-Hoon LEE, Myung Sup JUNG, Sang ah GAM
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Abstract
An optical film includes: a liquid crystal coating; and a base layer on the liquid crystal coating, wherein the liquid crystal coating has reversed wavelength dispersion and in-plane retardation for a reference wavelength ranging from 126 nm to 153 nm, and the base layer has in-plane retardation ranging from about 0 to about 50 nm and out-of-plane retardation ranging from about 0 nm to about 100 nm.
Claims12
An optical film comprising:
- a liquid crystal coating having reversed wavelength dispersion, the liquid crystal coating being a quarter-wave retarder;
- and
- a base layer on the liquid crystal coating,
- wherein the base film comprises a negative c-plate.
1 more element
An optical film comprising:
- a liquid crystal coating having reversed wavelength dispersion, the liquid crystal coating being a quarter-wave retarder;
- and
- a base layer on the liquid crystal coating,
- wherein the base film has biaxiliality.
1 more element
Dependencies are inferred from the claim text.