Actuating Member and Related Device

An actuating member, comprising:

• a substrate, a rotating structure, a rotating frame, a rotating platform, a first fastening structure, a second fastening structure, a third fastening structure, a first cantilever beam, a second cantilever beam, and a third cantilever beam, wherein the first fastening structure, the second fastening structure, and the third fastening structure are fastened to the substrate;
• the rotating frame is connected to the first fastening structure by using the first cantilever beam, a first comb is formed on the rotating frame, the first comb is arranged in a staggered manner with a second comb, the second comb is formed on the second fastening structure, the rotating platform is located at an inner side of the rotating frame, the rotating platform is connected to the rotating frame by using the second cantilever beam, a third comb is formed on the rotating platform, the third comb is arranged in a staggered manner with a fourth comb, the fourth comb is formed on the rotating structure, the rotating structure is connected to the third fastening structure by using the third cantilever beam, and the rotating structure and the rotating frame are fastened together;
• and
• the first comb and the second comb are configured to actuate the rotating frame and the rotating structure to rotate around a first axial direction, the third comb and the fourth comb are configured to actuate the rotating platform to rotate around a second axial direction, and the first axial direction is perpendicular to the second axial direction.