ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,768, issued on July 21, was assigned to Tien-Pei Meng (Taipei City, Taiwan).
"Crushable lens adapter ring" was invented by Tien-Pei Meng (Taipei City, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A crushable lens adapter ring includes a frame. The outer wall surface of one end of the frame has a first connecting portion for being connected to a first lens having a first diameter. The inner wall surface of the other end of the frame has a second connecting portion for being connected to a second lens having a second diameter. The frame has at least one force application portion and at least one crushable portion. At least a portion of the fo...