Patent ID: 8373928
Filing Date: 2013-02-12
Classification: G02B,H01L

Abstract:
1. A polarizer, comprising: a base; and a plurality of grids arranged on a surface of the base parallel to one another, wherein each of the grids comprises: wherein the semi-transmissive metal layers and the intermediate layers are alternately disposed, one of the intermediate layers being positioned to be an outermost layer facing an exterior of the polarizer, and thicknesses of the semi-transmissive metal layers increase as the semi-transmissive metal layers are disposed farther away from the external light, wherein each of the semi-transmissive metal layers is between two intermediate layers, the semi-transmissive metal layers and the intermediate layers being arranged to generate destructive interference within the external light reflected by the grids, and wherein each of the intermediate layers is formed of a transparent conductive material, the transparent conductive material being at least one selected from a group consisting of ITO, IZO, ZnO, In