A lamination device according to embodiments of the present disclosure includes a support table, a first plate coupled to the support table, a second plate coupled to the first plate and configured to be attachable to and detachable from the first plate, a jig spaced from the second plate and configured to hold a window, the jig including a flat surface portion, and side surface portions extending from opposite sides of the flat surface portion, and a pad on the second plate and configured to pressurize an electric panel on the window.