MASK ASSEMBLY FOR THIN FILM DEPOSITION AND ORGANIC LIGHT-EMITTING DISPLAY APPARATUS FABRICATED USING THE SAME

摘要

A mask assembly for thin film deposition including a mask frame defining and surrounding an opening, and a mask coupled to the mask frame and having a plurality of deposition pattern units formed in a longitudinal direction of the mask and spaced apart from each other. The respective deposition pattern units include a deposition area, and each deposition area is divided into a plurality of pattern portions.