| 摘要 |
A unit mask is extended in one direction of a frame with an opening part and is supported. The unit mask includes a first fixing part which is located in the opening part and is fixed on one surface of the frame which is arranged in one direction, a second fixing part which is separated from the first fixing part and is fixed on the other surface of the frame which is arranged in one direction, and a mask part which is supported on the first fixing part and the second fixing part between the first fixing part and the second fixing part. |
