There are now many different types of LCD TV backlight. This hasn't always been the case, though. Initially, the only option was a cold-cathode-fluorescent-lamp system, which essentially comprises 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've got some photos that we fired off at the 2010 Philips press event, so click 'Continue' and allow us to reveal the miracle of backlighting, and share with you the wonder of modern technology.