ALEXANDRIA, Va., March 31 -- United States Patent no. 12,591,111, issued on March 31, was assigned to Samsung Electro-Mechanics Co. Ltd. (Suwon-si, South Korea).
"Optical imaging system" was invented by Il Yong Park (Suwon-si, South Korea) and In Do Seo (Suwon-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "An optical imaging system includes: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, an eighth lens and a ninth lens, arranged in order from an object side, wherein the first lens and the second lens each have positive refractive power, and 15greater thanv7-v8greater than25 is satisfied, where v7 indicates an Abbe number of the seventh le...