A three-dimensional display apparatus is provided. The present three-dimensional display apparatus may comprise: a display unit for displaying a three-dimensional image using an afterimage; and an optical unit for forming the displayed three-dimensional image at a specific position whereby users can enjoy a three-dimensional image in which an occlusion phenomenon is expressed and perform interaction using the afterimage by touching the three-dimensional image.
INTERACTIVE THREE-DIMENSIONAL DISPLAY CAPABLE OF SOLVING OCCLUSION PROBLEM USING VISUAL AFTERIMAGE EFFECT