How Does 3D Television Work?

Published: 25th October 2011
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Special cameras had to be invented and whole new technologies developed to create this hyper-realistic CGI alien world in breathtaking 3D. I did enjoy watching Avatar in 3D but I appreciated the film and special effects much more when I watched it at home on Blu-Ray. The colours were much brighter because I was no longer wearing shades. The movements seemed smoother because 3D tends to cause motion blur during fast moving scenes. And, oh yeah, I didn't get a splitting headache watching it.

I mean is a film REALLY improved by having it in 3D? A prime example of this is the remake of Clash Of The Titans. It was hurriedly converted into 3D after Avatar became such a huge hit. It was shot in 2D, was never intended to be released in 3D but was converted with a few whoaaaa-stuff-flying-at-the-screen moments thrown in. The film was a critical flop (although it did make enough money to get a sequel greenlit) The main bone of contention with critics was the poor, pointless 3D conversion. Pretty much most summer blockbusters are released in 3D these days: Toy Story 3, Cars 2, Transformers 3, Pirates Of The Caribbean 4 etc etc. I mean would Toy Story have been less heartbreaking in 2D? Would Pirates 4 have been less pointless?


The Lion King is being rereleased in September for a week to advertise it's release on Blu-Ray..... It's being released in 3D. In my opinion Disney's crowning achievement. Certainly the most amazing hand animation you will ever see. EVER! And they are going to run it through a computer and 3D-ify it for the cinema. When I posted this info on a movie forum I read the overwhelming response was "Nooooooooooo". Hopefully it will also be released in 2D.

With the release of 3D film AVATAR the demand for 3D television has increased manifold. To meet this rising demand companies are struggling to launch better products each day to surpass the competitors' business strategy. If you are keen to learn how 3D television works then you have landed on the right place. This article provides a complete guide in simple terminologies about 3D televisions.

The development in 3D TVs started in 1838 with valuable experiments of Charles Wheatstone in the field of stereoscopy. The basic principle of 3D television is similar to how our eyes work. As they are few centimetres apart from each other so different image are formed on our both eyes and hence we see any object in three dimensions.3D televisions either use active or passive techniques to serve this purpose.


The active 3D glasses use shutter to control the image formation on both eyes of the viewer. One image is formed on the right eye and the other is formed on the left eye of the viewer. The process is so instant that a viewer only sees the image which is meant for each eye. This is how the 3D TVs operate and enable a viewer to watch their favourite 3D movies and shows. The active 3D glasses are preferred by people all around the world for the fact that they display full image. However the other techniques are nonetheless worthy to consider before making any choice.

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