Beam time: LG G3 Laser Auto Focus technology explained

What's LaserAF, and why was LG touting at the G3 presentation event like it's the best thing after the discovery that kiwifruits can be eaten with a tea spoon? If that's been the question on your mind since the grand unveiling of the LG G3, here's the scoop (pun intended).

If you've seen or heard about those laser beam range meters used in construction and/or interior decoration, the LaserAF technology that comes with the 13 MP camera of the G3 works in a very similar way. The LaserAF module on the back of the G3 emits pulses of low-intensity infrared light through collimating ...