An embodiment of the present invention discloses a display apparatus comprising: a display panel having a first side and a second side in opposite to the first side; a first polarizer arranged on the first side of the display panel; and a second polarizer arranged on either of the first side and the second side of the display panel, wherein an angle between a direction of a light transmission axis of the second polarizer and a direction of a light transmission axis of the first polarizer is adjustable.