Virtual and Augmented Reality (VR and AR) headsets share, on the surface, 90% of the same component parts. However, two key technologies separate the former product category, which has sold in the millions on the consumer mass market, from the latter, which is yet to crack the mainstream market. Near-eye optics form one part of the puzzle, but display systems offer an equal challenge. AR headsets offer some of the toughest challenges available to today’s...