masking to the application of steam, organic material of an organic light-emitting diode

摘要

masking to the application of steam, organic material of an organic light-emitting diode, comprising: a masks - frame, cover plates on opposite end edges of the masks - frame are arranged in such a way that it leads to a vapor deposition - side, and a mask, which is positioned on the cover plates, of the masks - frame has a rectangular form and a central region having a rectangular receiving opening, the size of the receiving opening by means of a setting, the at positions of the cover plates is carried out, is variable, and wherein in the mask a plurality of openings which are distributed uniformly over the mask, characterized in that the openings are continuously and uniformly distributed over the mask are arranged to the distribution of the mass over the entire mask is uniform over.