ALEXANDRIA, Va., June 6 -- United States Patent no. 12,281,777, issued on April 22.
"Spotlight unit with adjustable lens module" was invented by Xiaosu Dai (Jian, China) and Haijin Zhu (Changzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A spotlight unit includes a main housing having a receiving cavity, an illuminating module mounted in the receiving cavity and an adjustable lens module. The illuminating module includes a plurality of illuminating units for generating illumination. The adjustable lens module is also mounted in the receiving cavity of the main housing at a position corresponding to the illuminating module. The adjustable lens module includes at least one lens element which is in ...