ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,546,977, issued on Feb. 10, was assigned to AUTEL ROBOTICS Co. LTD. (Guangdong, China).
"Camera lens and unmanned aerial vehicle" was invented by Jun Wu (Guangdong, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A camera lens is installed in an unmanned aerial vehicle. The camera lens includes, from an object side to an image side, a first lens group, a second lens group, a diaphragm, and a third lens group. The first lens group includes a first lens having a negative refractive power and a second lens having a positive refractive power. The second lens group includes a third lens having a positive refractive power, a fourth lens having a positive...