<p>An autostereoscopic display apparatus comprises a lenticular array (20) mounted to a display panel (10) which is mounted to a backlight unit (12). A lateral securing member is (30) disposed directly between the backlight unit (12) and the edge of the lenticular array (20) to prevent relative movement in a direction parallel to the plane of the panel (10). The stack comprising the panel (10) and lenticular plate (20) is prevented from sliding during regular use and from vibration during transportation.</p>
