An electronic display device including a display unit for displaying an image and a light controller disposed in front of the display unit. The light controller includes a polarizing switch for controlling a polarizing direction using an electrical signal, and a pattern polarizer for controlling light transmission in cooperation with the polarizing switch. The polarizing switch has first and second common electrodes facing each other and a liquid crystal layer located between the first and second common electrodes. The pattern polarizer has a plurality of polarizing portions and a plurality of non-polarizing portions alternately arranged in a first direction.