Patent ID: 8416287

Claim:
A display device comprising: a display panel having unit pixels arranged in a matrix array, each of the unit pixels including at least a first sub-pixel for a first viewpoint and a second sub-pixel for a second viewpoint; an optical image separation element for separating an incoming image generated by the first sub-pixel and the second sub-pixel into two outgoing images and for emitting respectively the outgoing images toward the first viewpoint and the second viewpoint; and the display panel comprising a pair of substrates coupled to each other to have a predetermined gap, and spacers arranged at predetermined positions in the gap, wherein the spacers keep the pair of substrates at the predetermined gap; wherein the spacers are stripe-shaped in such a way as to be extended along a direction perpendicular to an image separation axis of the optical image separation element; and wherein the spacers are equally overlapped with the first sub-pixel and the second sub-pixel of each of the unit pixels.