US Patent Issued to Lumus on May 5 for "Optical systems including light-guide optical elements for two-dimensional expansion with retarder element" (Israeli Inventors)

ALEXANDRIA, Va., May 5 -- United States Patent no. 12,619,023, issued on May 5, was assigned to Lumus Ltd. (Ness Ziona, Israel).

"Optical systems including light-guide optical elements for two-dimensional expansion with retarder element" was invented by Ronen Chriki (Lod, Israel), Elad Sharlin (Mishmar David, Israel), Tsion Eisenfeld (Ashkelon, Israel) and Shimon Grabarnik (Rehovot, Israel).

According to the abstract* released by the U.S. Patent & Trademark Office: "An optical system for directing image illumination injected at a coupling-in region to an eye-motion box for viewing by an eye of a user, including a light-guide optical element (LOE) formed from transparent material that includes: a first region containing a first set of plan...