ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,717,215, issued on Aug. 25, was assigned to Actutek Corp. (Taoyuan City, Taiwan).

"Optical system" was invented by Chen-Hung Chao (Taoyuan City, Taiwan), Po-Xiang Zhuang (Taoyuan City, Taiwan), Chao-Chang Hu (Taoyuan City, Taiwan), Yi-Ho Chen (Taoyuan City, Taiwan) and Wei-Jhe Shen (Taoyuan City, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An optical system is provided, including a fixed part, a movable part, and a driving assembly. The fixed part has an opening. A light passes through the opening. The movable part is movable relative to the fixed part and connected to a first optical element. The driving assembly drives the movable part to mo...