US Patent Issued to SINTAI OPTICAL (SHENZHEN), ASIA OPTICAL on Nov. 3 for "Lens assembly comprising four lenses" (Taiwanese Inventor)

ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,782,683, issued on Nov. 3, was assigned to SINTAI OPTICAL (SHENZHEN) Co. LTD. (Shenzhen City, China) and ASIA OPTICAL Co. INC. (Taichung, Taiwan).

"Lens assembly comprising four lenses" was invented by Li-Kai Wang (Taichung, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A lens assembly includes a first lens, a second lens, and a third lens. The first lens is with refractive power. The second lens is with refractive power. The third lens is with negative refractive power and includes a concave surface facing an image side. The first lens, the second lens, and the third lens are arranged in order from an object side to the image side along an optic...