Tuesday 14 June 2011

OVERVIEW OF 3D TV

As little as a few years ago most of us would have been laughing at the idea of buying a 3D TV for our homes. But with a recent surge of interest coinciding with an increase in processor capability, leading to better and bigger 3D TVs in 2011, that idea has now become a reality. 3D TV technology is hitting the public consciousness at a time when broadband internet TV services are also booming, and the two together are promising a huge change in the way we access entertainment and knowledge.
                                 
The scale of public interest can be seen in the fact that in North America alone over 2 million 3D TV sets were shipped after just nine months of a real market. If you compare this to HDTV take up, where a quarter of that number were sold in the first five years, it's clear that the potential of 3D as an entertainment medium is outstanding.

And there's no sign of a decrease in the appetite for 3D entertainment, in fact the opposite is true. Recent research indicates that a rapid acceleration is likely, with a predicted 30 plus percent of US homes owning a 3D TV by 2014, and an even bigger take up in Europe and the Far East.

Sales of TVs, 3D Blu Ray players, and 3D games consoles will make up the bulk of the forecasted exponential growth in 3D enabled devices throughout the rest of 2011 and the coming years. In the first few months of 2011 there have been announcements from most of the manufacturers on new 3D TVs and new 3D Blu Ray models which will all become available to buy through the rest of the year, many of which deliver quality improvements and enhanced features.

The global release of the Nintendo 3DS over the first few months of 2011 has sparked a massive focus on 3D gaming - Nintendo may well have sold more 3DS consoles in a few months than the number of 3D televisions sold to date - and it's always been likely that the major catalyst for growth in 3D television sales was going to come from a general increase in 3D content availability in general.

As the amount of programming we can watch in 3D does grow over the next few years, it's likely to attract more and more 3D fans looking for something extra from their home entertainment.

3D TV definitely has the potential to take its place among the leading entertainment technologies found in our homes. The great thing about the current crop of models on offer is that in fact they are the top of the range HDTV models from each of the manufacturers. As such, you're pretty much guaranteed superb high quality standard 2D imaging as well as having the option to watch in 3D.
                       
Employing technology first discovered in the early 1800s, the leading TV manufacturers are using ground-breaking technological skills to give us improved access to stunning 3D imaging - also known as stereoscopy - which basically tricks your brain into creating an illusion of visual depth by displaying two different images. This is known as a parallax view - the two slightly different perspectives of a visual object that each eye sees naturally because they are spaced physically apart. Our brains resolve these two different object views and this is what gives us the perception of depth and three dimensions.

You can read more about how 3D TV works in my article dedicated to explaining the technologies involved. If you want to read some technical detail on how our brains 'see' 3D images, there's a superb article on depth perception at Wikipedia.

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