ALEXANDRIA, Va., June 10 -- United States Patent no. 12,292,580, issued on May 6, was assigned to FOCUSLIGHT TECHNOLOGIES INC. (Xi'an, China).
"Optical module and medical laser device" was invented by Lei Cai (Xi'an, China) and Xingsheng Liu (Xi'an, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present application provides an optical module and a medical laser device, belonging to the technical field of applying the light spot, comprising a first lens, a second lens and an array lens arranged in sequence along the main optical axis, wherein the first lens shapes a beam along the first direction of the main optical axis, the second lens shapes the beam along the second direction of the main optical...