HEAD-UP DISPLAY DEVICE AND CONTROL METHOD THEREOF

According to at least one aspect, the present disclosure provides a head-up display (HUD) configured to display information on a windshield of a vehicle, comprising: a sensing unit configured to detect positions of a driver’s eyes; a picture generation unit (PGU) configured to separate and output a plurality of images; a controller configured to select, from the plurality of images, two images to be output by the PGU based on the detected positions of the driver’s eyes and control the PGU to output the selected two images alternately; and a reflection unit configured to reflect the two images output by the PGU.