ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,443,038, issued on Oct. 14, was assigned to Envisics Ltd (Milton Keynes, Great Britain).
"Pupil expander" was invented by Neil Collings (Milton Keynes, Great Britain) and Alexander Cole (Milton Keynes, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed embodiments include a display system having a viewing window on a viewing plane, the display system comprising a picture-generating unit and an imaging system, where the picture-generating unit displays a picture on a display plane that is a holographic reconstruction formed from a hologram of the picture. The imaging system comprises a projection lens disposed between the display plan...