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Virtual reality: John Carmack’s battle for 20 millisecond latency

By February 25, 2013March 24th, 2020Newswires

By Julian Benson

The Oculus Rift is looking to have finally cracked the problems that beset early attempts at virtual reality headsets. It’s fitted with high res viewing panels for each eye, internal sensors that track head motion accurately and quickly, and it’s in a sub $1000 price range. But the biggest issue the developers have had to overcome is latency.

As John Carmack puts it, “The latency between the physical movement of a user’s head and updated photons from a head mounted display reaching their eyes is one of the most critical factors in providing a high quality experience.”

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