Anti-Reflection Film and Polarizing Plate Using the Same
First Claim
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1. An anti-reflection (AR) film comprising:
- a transparent substrate film;
a hard coat layer which is formed on one surface of the transparent substrate film; and
an AR layer which is formed on said hard coat layer, said AR layer having a four-layer stacked structure of alternate high and low refractive index material layers, the total thickness of said low refractive index material layer being in the range 90-130 nm, and the arithmetic mean roughness Ra of said AR layer'"'"'s surface being in the range 1.5-3.0 nm.
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Abstract
An anti-reflection (AR) film has a transparent substrate film; a hard coat layer which is formed on one surface of the transparent substrate film; and an AR layer which is formed on the hard coat layer. And the AR layer has a four-layer stacked structure of alternate high and low refractive index material layers; the total thickness of the low refractive index material layer is in the range 90-130 nm; and the arithmetic mean roughness Ra of the AR layer surface is in the range 1.5-3.0 nm.
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Citations
11 Claims
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1. An anti-reflection (AR) film comprising:
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a transparent substrate film; a hard coat layer which is formed on one surface of the transparent substrate film; and an AR layer which is formed on said hard coat layer, said AR layer having a four-layer stacked structure of alternate high and low refractive index material layers, the total thickness of said low refractive index material layer being in the range 90-130 nm, and the arithmetic mean roughness Ra of said AR layer'"'"'s surface being in the range 1.5-3.0 nm. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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Specification