Westman, Champlin & Koehler, P.A.
Mask and method for manufacturing display substrate
A mask and a method for manufacturing a display substrate are provided. The mask includes a transparent substrate and a light shielding layer on the transparent substrate. The light shielding layer include a first opening pattern, and the transparent substrate includes a first region, where an orthographic projection of the first region onto the light shielding layer overlaps the first opening pattern, and a light converging structure is provided at least part of a marginal region of the first region, and is constructed in such a manner that light incident on the at least part of the marginal region converges to a central region of the first opening pattern.
BOE TECHNOLOGY GROUP CO., LTD. BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
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Guohua Jingyang Dong Yongzhi Yu
Zhang Li Wang Song Xiao