ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,436,062, issued on Oct. 7, was assigned to Lumus Ltd. (Ness Ziona, Israel).
"Techniques for examination of light optical elements" was invented by Eitan Ronen (Rechovot, Israel).
According to the abstract* released by the U.S. Patent & Trademark Office: "Examining a light optical element (LOE) may include placing a first slit optically between a projector configured to emit light and the LOE's first major surface and placing a second slit optically between the LOE's second major surface and a detector. Facet parallelism between two facets may be deduced based on a shift of the image reflected from the first facet to the second facet relative to light transmitted normal to the first an...