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US07965353B2 Color filter with perpendicular optical retardation and liquid crystal display device 有权
具有垂直光学延迟和液晶显示装置的滤色镜

Color filter with perpendicular optical retardation and liquid crystal display device
Abstract:
A color filter comprising a substrate, a red pixel, green pixel and blue pixel, each being disposed on the substrate, wherein a perpendicular optical retardation RRth of the red pixel, a perpendicular optical retardation GRth of the green pixel, and a perpendicular optical retardation BRth of the blue pixel satisfy the following formulas (1) and (2): |(RRth−BRth)|−|(GRth−BRth)|≧0  (1) |(RRth−BRth)|−|(RRth−GRth)|≧0  (2) wherein RRth, GRth and BRth represent, respectively, a product of a thickness [nm] of a pixel and a value obtained by subtracting a value of thickness-wise refractive index from an average value of an in-plane refractive index of each of these pixels.
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