Patent ID: 8817369
Filing Date: 2014-08-26
Classification: G02B,H04N

Abstract:
1. A display device comprising: a display unit that displays a left eye image and a right eye image by dividing the images thereof into a plurality of vertically elongated stripes of images and by alternately arranging the divided left eye image and the divided right eye image in a horizontal direction; a barrier formation unit that forms a parallax barrier in front of the display unit; an imaging unit that captures a right image and a left image of the viewer as a subject in order to generate region information corresponding to face image data of the viewer, the region information indicating a face area of a user in the right image of the viewer and in the left image of the viewer that are respectively captured by at least a left lens and a right lens of a stereoscopic camera unit of the imaging unit; a distance information acquisition unit that derives distance information according to the region information of the imaging unit, the region information indicating a distance between the display unit and a viewer viewing the display unit; and a slit width control unit that controls a slit width of the parallax barrier formed by the barrier formation unit in accordance with said distance indicated by the distance information obtained by the distance information acquisition unit.