ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,535,665, issued on Jan. 27, was assigned to FUJIFILM Corp. (Tokyo).
"Zoom lens, projection type display device, and imaging apparatus" was invented by Masaru Amano (Saitama, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "The zoom lens consists of a first unit, a second unit, a third unit, a fourth unit, and a fifth unit in order from the magnification side, and forms an intermediate image. The first unit consists of one lens group which has a positive refractive power. The second unit consists of two lens groups which move during magnification change and has a negative refractive power as a whole at the wide angle end. The third unit includes one ...