Summary

Glasses-free 3D is any method of displaying stereoscopic images (adding binocular perception of 3D depth) without the use of special headgear or glasses on the part of the viewer. Because headgear is not required, it is also called “glassesless 3D ” or ” autostereoscopy “. There are two broad approaches currently used to accommodate motion parallax and wider viewing angles: eye-tracking, a