ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,720,020, issued on Aug. 25, was assigned to Snap Inc. (Santa Monica, Calif.).
"Projector with field lens" was invented by Robert Matthew Bates (Erie, Colo.) and David G. Fliszar (Manhattan Beach, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A projector having a curved field lens and a displaced light modulating display. The system includes at least one light source configured to generate colored light beams, and a prism routing the light beams to the display. The curved field lens is coupled to a face of the prism, and the prism and curved field lens together decenter the light beam from the prism face and uniformly illuminate the display. A ce...