US Patent Issued to Snap on May 19 for "Waveguide edge having reduced reflectivity" (British Inventors)

ALEXANDRIA, Va., May 19 -- United States Patent no. 12,635,260, issued on May 19, was assigned to Snap Inc. (Santa Monica, Calif.).

"Waveguide edge having reduced reflectivity" was invented by Cheng Shi (Didcot, Great Britain) and Xinya Xu (Wantage, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "An augmented reality system can include a waveguide having an edge surface that extends between opposing light-guiding surfaces. The waveguide can guide light toward the edge surface. The waveguide can include a reflectivity-reducing film, such as an absorptive film or a photovoltaic film, disposed on the edge surface. To form the reflectivity-reducing film, curable material can be disposed onto a disso...