Can 3D TVs only be used to watch 3D content?
The new 3D ready TVs coming into the market will all be fully HD ready, so rest assured you can still watch all of the great HD and SD content available on Sky on the same TV as you enjoy Sky 3D. Active v Passive 3D explained Active v Passive 3D refers to the type of glasses you have to wear to watch 3D. Active glasses contain LCD lenses that alternately ‘black-out’ each eye depending on whether the right or left image is being displayed on the screen. They are referred to as active because they require a battery to operate the LCD lenses. The shuttering occurs so rapidly that you don’t see the shutters just the amazing 3D picture. Passive glasses use polarisation to separate out the left and right image. They are referred to as passive because the glasses do not require any power to operate them. These work with polarised TVs that use circular polarisation to deliver the two images to the viewer. The TVs have a polarized filter integrated into the screen, and when switched into a 3D m
