The Optical 3D Viewer is a modern stereoscopic viewer compatible with most portable media players (iPhones, iPod Touch, Playstation Portables etc. It allows to view 3D content downloaded from Youtube and even videos from 3D cameras. Our viewer is lightweight and portable, so you can enjoy close-up Cinematic 3D Content, any time, anywhere, without feeling the discomfort from wearing 3D glasses. We have made it extremely easy to use. All you need to do is attach our viewer on top of the portable media player, and look through the lenses to enjoy the video.