US Patent Issued to EyeQue on April 8 for "Means and methods of measuring refraction" (California Inventors)

ALEXANDRIA, Va., April 9 -- United States Patent no. 12,268,447, issued on April 8, was assigned to EyeQue Inc. (Newark, Calif.).

"Means and methods of measuring refraction" was invented by Noam Sapiens (Newark, Calif.) and John Serri (Newark, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In an embodiment, multiple conjugate planes are used to create a plurality of optical pupil planes and a plurality of image planes. These optical planes solve multiple problems and introduce significant performance enhancements in the system. In one implementation of a disclosed embodiment, the measurement channel is based on the reverse Shack-Hartmann principle. By introducing a relay system (for example a 4-f lens...