Mask assembly for thin film vapor deposition and manufacturing method thereof

摘要

A mask assembly for a thin film deposition includes: a frame main body forming an opening; a plurality of unit masks having both ends fixed to the frame main body in a state that a tension force is applied in a first direction; and an end tension unit installed to the frame main body. The end tension unit moves according to a second direction crossing the first direction between two neighboring unit masks among a plurality of unit masks for tensioning of the unit mask in the second direction.

主权项

1. A mask assembly, comprising:
a frame main body forming an opening; a plurality of unit masks having both ends fixed to two opposite edges of the frame main body in a state that a tension force is applied in a first direction; and an end tension unit installed exclusively at the two opposite edges of the frame main body to which the plurality of unit masks are fixed and moving according to a second direction crossing the first direction between two neighboring unit masks among the plurality of unit masks to cause a tension of each of the unit masks in the second direction, wherein one end tension unit is provided between the two neighboring unit masks.