US Patent Issued to RealD Spark on March 24 for "Display device with uniform off-axis luminance reduction" (British, American Inventors)

ALEXANDRIA, Va., March 24 -- United States Patent no. 12,587,618, issued on March 24, was assigned to RealD Spark LLC (Boulder, Colo.).

"Display device with uniform off-axis luminance reduction" was invented by Michael G. Robinson (Boulder, Colo.), Jonathan Harrold (Leamington Spa, Great Britain), Graham J. Woodgate (Henley-on-Thames, Great Britain) and Robert A Ramsey (Boulder, Colo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A display device comprising a spatial light modulator having a display polariser arranged on one side of the spatial light modulator is provided with an additional polariser arranged on the same side as the display polariser and a polar control retarder between the additional polar...