Lens module

A lens module, comprising:

• a lens barrel having an optical axis,
• a lens received in the lens barrel;
• a pressing ring disposed on an image side of the lens;
• and
• an extinction portion,
• wherein the lens comprises a body portion for imaging, and a peripheral portion extending around the body portion,
• the lens module has an imaging area constituted by the body portion, and a non-imaging area, the non-imaging area comprising the lens barrel, the peripheral portion and the pressing ring,
• the extinction portion is provided in the non-imaging area, and a plurality of extinction bulges is formed by extending from a side, close to the optical axis, of the extinction portion towards the optical axis, the plurality of extinction bulges being distributed in an array,
• an end surface of each of the plurality of extinction bulges close to the optical axis is an arc surface protruding in a direction facing away from the extinction portion.