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|1. (WO2017056217) DISPLAY DEVICE, DISPLAY IMAGE PROJECTION METHOD, AND HEAD-UP DISPLAY|
|Title:||DISPLAY DEVICE, DISPLAY IMAGE PROJECTION METHOD, AND HEAD-UP DISPLAY|
This display device projects a display image including a first image that is longer in a horizontal direction than in a vertical direction and/or a second image that is longer in the vertical direction than in the horizontal direction, and comprises: a control unit which generates the display image in which the width of the first image and/or the second image is changed according to the amount of displacement between the display image and a ghost image visible when viewed from a position displaced with respect to the display image in a displacement direction; and an image display unit which emits display light for projecting the display image generated by the control unit.