ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,828, issued on April 21, was assigned to GENIUS ELECTRONIC OPTICAL (XIAMEN) Co. LTD. (Xiamen, China).
"Optical lens" was invented by Changwei Liu (Xiamen, China), Haibin Zhan (Xiamen, China) and Weiwei Fu (Xiamen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "An optical lens has an optical axis. The optical lens includes a lens barrel, a first lens element, a lens element group, and an optical element. The lens barrel has a first opening and a second opening opposite to each other, and the first opening is smaller than the second opening. The first lens element abuts against the lens barrel. The lens element group is fitted with the first le...