A display apparatus comprising: a display panel; a front chassis provided in front of the display panel; a printed circuit board disposed behind the display panel and including a plurality of light sources disposed on a surface thereof; a rear chassis disposed behind the display panel, and including a first reflecting unit to reflect light emitted from the plurality of light sources towards the display panel; and a second reflecting unit disposed closer to the plurality of light sources than the first reflecting unit, and configured to reflect at least some of the light emitted from the plurality of light sources to the first reflecting unit, wherein the surface of the printed circuit board is tilted toward the second reflecting unit such that the plurality of light sources face the second reflecting unit; characterised in that: the plurality of light sources are arranged on the printed circuit board in two or more rows in a zigzag pattern; the second reflecting unit comprises a reflecting surface including a parabolic curved surface defined by a notional parabola; and the plurality of light sources are disposed along the focus of the parabolic curved surface so that the parabolic curved surface reflects light from the plurality of light sources in a direction parallel to the axis of symmetry of the notional parabola defining the parabolic curved surface. a display panel; a front chassis provided in front of the display panel; a printed circuit board disposed behind the display panel and including a plurality of light sources disposed on a surface thereof; a rear chassis disposed behind the display panel, and including a first reflecting unit to reflect light emitted from the plurality of light sources towards the display panel; and a second reflecting unit disposed closer to the plurality of light sources than the first reflecting unit, and configured to reflect at least some of the light emitted from the plurality of light sources to the first reflecting unit, wherein the surface of the printed circuit board is tilted toward the second reflecting unit such that the plurality of light sources face the second reflecting unit; characterised in that: the plurality of light sources are arranged on the printed circuit board in two or more rows in a zigzag pattern; the second reflecting unit comprises a reflecting surface including a parabolic curved surface defined by a notional parabola; and the plurality of light sources are disposed along the focus of the parabolic curved surface so that the parabolic curved surface reflects light from the plurality of light sources in a direction parallel to the axis of symmetry of the notional parabola defining the parabolic curved surface. the plurality of light sources are arranged on the printed circuit board in two or more rows in a zigzag pattern; the second reflecting unit comprises a reflecting surface including a parabolic curved surface defined by a notional parabola; and the plurality of light sources are disposed along the focus of the parabolic curved surface so that the parabolic curved surface reflects light from the plurality of light sources in a direction parallel to the axis of symmetry of the notional parabola defining the parabolic curved surface.