Color filter array having a green filter layer
AssigneesSumitomo Chemical Company, Limited, Sony Corporation
InventorsKazuhiro Machiguchi, Yuuji Ueda, Hiroki Endo, Taichi Natori, Toyomi Jinwaki
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Abstract
A color filter array having a green filter layer on a substrate wherein the green filter layer comprises a copper phthalocyanine dye having its absorption maximum at a wavelength of 600 to 700 nm, and a pyridone azo dye having its absorption maximum at a wavelength of 400 to 500 nm; and has a transmittance at a wavelength of 450 nm of 5% or less and that at 535 nm of 62% or more is provided; and the color filter array shows excellent spectroscopic characteristics with respect to green light and has a green filter layer excellent in light fastness.
Claims11
A photosensitive resin composition comprising a copper phthalocyanine dye having its absorption maximum at a wavelength of 600 to 700 nm, and a pyridone azo dye having its absorption maximum at a wavelength of 400 to 500 nm.
Dependencies are inferred from the claim text.