ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,704,746, issued on Aug. 11, was assigned to Essilor International (Charenton-le-pont, France).
"Ophthalmic lens and ophthalmic lens treatment method" was invented by Peiqi Jiang (Dallas).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to an ophthalmic lens treatment method, comprising heating, in a humidified environment, a semi-finished lens (20) to a predetermined temperature, the semi-finished lens (20) containing a base lens (10) and a film structure (2) of a predetermined thickness, and surfacing the semi-finished lens (20) to a predetermined power, wherein the predetermined temperature is a temperature above a softenin...