Patent ID: 9001290
Filing Date: 2015-04-07
Classification: G02B,G02F

Abstract:
1. A polarizer comprising: a substrate; a first metal layer disposed on the substrate, the first metal layer comprising a first metal material and a plurality of protrusions of a wire grid pattern of the polarizer, wherein each protrusion has a first width and adjacent protrusions are spaced apart from each other by a second width; a second metal layer disposed on each of the protrusions of the first metal layer, and comprising a second metal material, the second metal material comprising molybdenum (Mo), titanium (Ti), or molybdenum (Mo) and titanium (Ti); and a protecting layer planarizing the first and second metal layers, wherein the polarizer is provided in plural, and a first polarizer among the plural polarizers faces a second polarizer among the plural polarizers, and both the first metal layers or both the second metal layers of the facing first and second polarizers, are disposed between the facing second metal layers or the facing first metal layers of the facing first and second polarizers, respectively.