Banner & Witcoff, Ltd.
Mask and evaporation device
The mask includes a frame and a first mask strip disposed inside the frame; the frame includes an outer frame and an inner frame; the outer frame is disposed on the outer side and includes a first plane; the inner frame is disposed on the inner side and includes a second plane; the first plane is higher than the second plane, so as to form a step; the first mask strip is fixed on the outer frame through two ends and extended in the outer frame along one side of the frame; and an orthographic projection of the first mask strip on the second plane is at least partially overlapped with the inner frame on the one side.
Hefei Xinsheng Optoelectronics Technology Co., Ltd. BOE Technology Group Co., Ltd.
C C
C23C C23C
inventional inventional
Peng Jie Shengkai Yongkang
Xu Liu Pan Qiao