FAQ: How LCD TV backlights work

Now you can buy a TV with any one of four different types of backlight, but do you know what they all are and what they look like? Read on.

LED edge lighting is a popular technology because it enables manufacturers to make whisper-thin TVs suited to hanging on your wall. Click on the image above for more on how LCD TV backlighting works. Crave UK

There are now many different types of LCD TV backlights. This hasn't always been the case, though. Initially, the only option was a cold-cathode-fluorescent-lamp system, which essentially is made up of fluorescent tubes behind an LCD panel, providing the light that makes the picture visible. After several years, LEDs came into their own, with LED back- and edge-lit LCD screens becoming possible.

Now you can buy a TV with any one of four different types of backlight, but do you know what they all are and what they look like? As luck would have it, we fired off some photos at the 2010 Philips press event, so read on and allow us to reveal the miracle of backlighting.

Read more of FAQ: How LCD TV backlights work at Crave UK.

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