US Patent Issued to Meta Platforms Technologies on Oct. 14 for "Optical elements for reducing visual artifacts in diffractive waveguide displays and systems incorporating the same" (Washington, North Carolina Inventors)

ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,443,041, issued on Oct. 14, was assigned to Meta Platforms Technologies LLC (Menlo Park, Calif.).

"Optical elements for reducing visual artifacts in diffractive waveguide displays and systems incorporating the same" was invented by Steven John Robbins (Redmond, Wash.), Michael James Escuti (Redmond, Wash.) and Jihwan Kim (Cary, N.C.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A diffractive waveguide device includes an optical waveguide and a diffractive element optically coupled to the optical waveguide. The diffractive element is configured to alter a polarization and propagation direction of light of a first polarization, and is configured to trans...