Harness, Dickey & Pierce, P.L.C.
Color filter and method for preparing the same, method for preparing alignment mark for spacer, and method for detecting position accuracy
The present application discloses a color filter, comprising: a substrate; a black matrix layer formed on the substrate; color film layers formed on at least one first sub-pixel opening area and a plurality of second sub-pixel opening areas on the substrate; wherein the size of the first sub-pixel opening area is smaller than the size of the second sub-pixel opening area; the size of the color film layer on the first sub-pixel opening area is smaller than the size of the color film layer on the second sub-pixel opening area; a flat layer formed on the color film layer; an alignment mark formed on the flat layer and located at a designated position around the first sub-pixel opening area; a spacer layer formed on the flat layer.
BOE TECHNOLOGY GROUP CO., LTD. BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
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Min Xiaoguang Yu Tonghua Jingjing
Li Li Xiao Yang Jiang