ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,405,438, issued on Sept. 2, was assigned to SINTAI OPTICAL (SHENZHEN) Co. LTD. (Shenzhen, China) and ASIA OPTICAL Co. INC. (Taichung, Taiwan).
"Lens device" was invented by Guo-Quan Lin (ShenZhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A lens device includes a base, a guiding unit, a plurality of lens groups and a flexible printed circuit board. The guiding unit is disposed on the base in a first direction. The plurality of lens groups are disposed on the base and include at least one movable lens group that is movable along the guiding unit. The flexible printed circuit board is fixed to the movable printed circuit board, and bent in the ...