| 摘要 |
According to an embodiment of the present invention, a mask holder comprises: a first and a second frame equipped with a penetration unit inside; a glass mask equipped on the first and second frames to seal the penetration unit; a sealing member equipped between the first and second frames to form an inner space; and an elasticity support unit including an elastic member inserted in the second frame, and a body unit for supporting a glass mask equipped in the first frame. |
