| 摘要 |
An embodiment of the present invention discloses a method of manufacturing a deposition mask in which pattern slits of a deposition mask are made through processing a base material using laser light, the method being characterized in that the pattern slits are made while a cross-section of the laser light irradiated onto the base material is being changed. According to embodiments of the present invention, a processing speed of the deposition mask can be improved. |
