A periscopic camera module, comprising: a first reflective element, including a first reflective surface for reflecting incident light to turn it, wherein the incident direction of the incident light defines a longitudinal direction; an optical lens, for receiving light reflected by the first reflective element and outputting an imageable light beam to an image side; a second reflective element, including at least one second reflective surface adapted to, in a direction perpendicular to the longitudinal direction, laterally turn the imageable light beam at least once; and a photosensitive chip, adapted to receive the imageable light beam laterally turned by the second reflective element; wherein, among all optical surfaces of the first reflective element and the second reflective element, at least one of the optical surfaces has a light-blocking structure, and the light-blocking structure is provided at an edge region of the at least one optical surface, and the at least one optical surface is present as a reflective surface, an incident surface or an exit surface, and the reflective surface is present as the first reflective surface or the second reflective surface; characterized in that the light-blocking structure is provided on a plurality of the optical surfaces, and the light-blocking structure includes a first light-blocking structure and a second light-blocking structure, and the first light-blocking structure has a circular or oval light-passing hole, and the second light-blocking structure has a rectangular light-passing hole, and the first light-blocking structure is provided in one or more optical surfaces close to an object side, and the second light-blocking structure is provided on one or more optical surfaces close to the image side. a first reflective element, including a first reflective surface for reflecting incident light to turn it, wherein the incident direction of the incident light defines a longitudinal direction; an optical lens, for receiving light reflected by the first reflective element and outputting an imageable light beam to an image side; a second reflective element, including at least one second reflective surface adapted to, in a direction perpendicular to the longitudinal direction, laterally turn the imageable light beam at least once; and a photosensitive chip, adapted to receive the imageable light beam laterally turned by the second reflective element; wherein, among all optical surfaces of the first reflective element and the second reflective element, at least one of the optical surfaces has a light-blocking structure, and the light-blocking structure is provided at an edge region of the at least one optical surface, and the at least one optical surface is present as a reflective surface, an incident surface or an exit surface, and the reflective surface is present as the first reflective surface or the second reflective surface; characterized in that the light-blocking structure is provided on a plurality of the optical surfaces, and the light-blocking structure includes a first light-blocking structure and a second light-blocking structure, and the first light-blocking structure has a circular or oval light-passing hole, and the second light-blocking structure has a rectangular light-passing hole, and the first light-blocking structure is provided in one or more optical surfaces close to an object side, and the second light-blocking structure is provided on one or more optical surfaces close to the image side.