ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,782,609, issued on Nov. 3.
"Tunable lens controlled by an actuator" was invented by Richard J Topliss (Cambridge, Great Britain), Thomas M Gregory (Cambridgeshire, Great Britain), Gregory L Tice (Cupertino, Calif.), Patrick R Gill (Victoria, Canada) and James E Pedder (Oxfordshire, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A head-mounted device may have a display that displays content for a user. Head-mounted support structures in the device support the display on the head of the user. A lens module in the head-mounted device may include a transparent lens element, a positioner that extends around the periphery of the transparent lens ...