POLARIZING PLATE AND OPTICAL DISPLAY APPARATUS
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United States of America Patent
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Sep 12, 2024
app pub date -
Feb 26, 2024
filing date -
Mar 2, 2023
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Abstract
A polarizing plate and an optical display apparatus are disclosed. A polarizing plate includes a polarizer and a stack of retardation layers on a surface of the polarizer, and the stack of retardation layers includes a second retardation layer and a first retardation layer stacked on the polarizer in sequence from the surface of the polarizer, the second retardation layer being a non-liquid crystal layer, and the stack of retardation layers has an out-of-plane retardation of −40 nm or more to less than 0 nm at a wavelength of 550 nm and satisfies Relation 1.
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