First Fully-Immersive Augmented Reality System Developed at USAF Armstrong ’ s Research Lab by Louis Rosenberg in 1992 , Virtual Fixtures used two real physical robots , controlled by a full upper-body exoskeleton worn by the user . 3D graphics were too slow in the early 1990s to present a photorealistic and spatially-registered augmented reality , so it enabled the overlay of sensory information on a workspace to improve human productivity , instead .

First AR game Bruce Thomas developed an outdoor mobile AR game called ARQuake in 2000 . ARQuake is an Augmented Reality ( AR ) version of the incredibly popular ‘ Quake ’ game . Using a head mounted display to overlay computer-generated information onto the real world , additional tech used included a mobile computer , head tracker , and GPS system to provide inputs to control the game . Using ARQuake , you can walk around in the real world and play Quake against virtual monsters .

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