US Patent Issued to Meta Platforms Technologies on July 28 for "Prescription lenses with gradient-index liquid crystal lens and Pancharatnam-Berry phase lens" (Washington, Minnesota, Arizona Inventors)

ALEXANDRIA, Va., July 28 -- United States Patent no. 12,693,548, issued on July 28, was assigned to Meta Platforms Technologies LLC (Menlo Park, Calif.).

"Prescription lenses with gradient-index liquid crystal lens and Pancharatnam-Berry phase lens" was invented by Robin Sharma (Woodinville, Wash.), Carl Chancy (Seattle), Afsoon Jamali (Issaquah, Wash.), Kurt Jenkins (Sammamish, Wash.), Yang Zheng (Bothell, Wash.), Rongzhi Huang (Sammamish, Wash.), Timothy Louis Wong (West St. Paul, Minn.) and Evan Mark Richards (Phoenix).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus includes a partial reflector, a first lens, a reflective polarizer, and a second lens. The second lens includes a first part and a...