Patent ID: 8792077

Claim:
A manufacturing method of a color filter, comprising: disposing a black film on a substrate; exposing and developing the black film to form a black matrix and a plurality of spacers; and disposing color ink into the black matrix by an ink jet printing method, hardening the color ink to form a color filter layer with a thickness thereof being less than a thickness of the black matrix; wherein the step of exposing and developing the black film to form a black matrix and a plurality of spacers comprises: exposing the black film with the ultra light rays passing through the mask having gray-tone areas, light transmission areas, and light shielding areas, each of the gray-tone areas comprises two gray scales of different levels; and developing the exposed black film to form the black matrix and the spacers, defining a plurality of color resistance regions in the black matrix, and each of the spacers comprises a first supporting portion and a second supporting portion.