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The world of tv has undergone drastic adjustments ever because the day J L Baird invented it. From black and white television to the colour set, and now at the moment the most recent flat display technology, the mini screen has changed many faces. The newest technological advancement that is about to catch up is the 3D TV. 3D TV or the three dimensional tv is nothing but the set which is able to letting out three dimensional images. 3D TVs are mainly of two types. One is the stereoscopic kind which requires particular goggles for viewing the 3D photographs and the other one is the autostereoscopic TV which don’t require the assistance of any goggles to view the images. Allow us to dwell extra into the functioning of the particular glasses. These particular glasses shut off the left and proper eyes whereas the tv is emitting photographs for the left and proper eye separately. This creates a 3 dimensional impact for the viewer. Within the 3D TV, the video signal stores one picture that is meant to be viewed by the left eye on the even area whereas the picture that is to be seen by the precise eye is saved in the odd one. The television synchronises itself with the shutter glass by way of RF know-how or infra crimson rays. The shutter glass consists of liquid crystal and polarising filter. A slight current is applied on the glass when a video sign reaches it and becomes darkish as if a shutter has been drawn in entrance of it. Therefore the name shutter glass. This process enables the viewer to see the image meant for the left and right eyes from completely different instructions and this helps to create a 3 dimensional details. The high refresh rates of the 3D TV display screen removes any delay in viewing the image.