公开(公告)号：US20130155359A1

公开(公告)日：2013-06-20

申请号：US13491369

申请日：2012-06-07

Applicant: Ching-Mao WU ,  Szu-Yin LIN

Inventor： Ching-Mao WU ,  Szu-Yin LIN

IPC: G02F1/1335

CPC classification number: G02B5/3016

Abstract: A biaxial retardation film is disclosed, including a substrate, wherein the substrate includes an alignment film thereon or an alignment-treated surface; and an optically anisotropic coating on the substrate, wherein the optically anisotropic coating includes a top layer and a bottom layer, wherein the bottom layer is a parallel aligned liquid crystal layer along an alignment direction of the substrate, and the top layer is a vertically aligned hexagonal pillar array liquid crystal layer, wherein three-dimensional refractive indices of the optically anisotropic coating satisfy a relationship nx>nz>ny. The disclosure also provides a fabrication method thereof.

Abstract translation: 公开了一种双轴延迟膜，包括基板，其中所述基板在其上包括取向膜或取向处理表面; 和光学各向异性涂层，其中所述光学各向异性涂层包括顶层和底层，其中所述底层是沿着所述衬底的取向方向的平行排列的液晶层，并且所述顶层是垂直对齐的 六方柱阵列液晶层，其中光学各向异性涂层的三维折射率满足关系nx> nz> ny。 本公开还提供了其制造方法。