A camera module, comprising: an optical folding element, a lens group, and an image sensor that are sequentially arranged along an imaging light beam transmission direction, wherein the optical folding element is configured to: fold an optical path of a received imaging light beam and transfer the optical path to the lens group; the lens group is configured to transmit the received imaging light beam to the image sensor; and the image sensor has an image capture region, and the image sensor is configured to capture the received imaging light beam in the image capture region; and the camera module further comprises a front-end anti-jitter component and a back-end anti-jitter component, wherein the front-end anti-jitter component is connected to at least one of the optical folding element and the lens group, and the back-end anti-jitter component is connected to the image sensor; and the front-end anti-jitter component is configured to perform first jitter compensation on the imaging light beam, and the back-end anti-jitter component is configured to perform second jitter compensation on the imaging light beam; wherein the back-end anti-jitter component comprises: an image sensor actuating structure and a first jitter detection structure, wherein the image sensor actuating structure is fixedly connected to the image sensor; and the first jitter detection structure has a light sensing region, and the first jitter detection structure is disposed around the image capture region of the image sensor; characterized in that the first jitter detection structure is configured to: capture the received imaging light beam in the light sensing region, and detect whether the imaging light beam captured in the light sensing region jitters; the first jitter detection structure has a frame rate greater than a frame rate of the image sensor; and the image sensor actuating structure is configured to: after the first jitter detection structure detects that the imaging light beam captured in the light sensing region jitters, drive the image sensor to move, to perform the second jitter compensation on the imaging light beam. an optical folding element, a lens group, and an image sensor that are sequentially arranged along an imaging light beam transmission direction, wherein the optical folding element is configured to: fold an optical path of a received imaging light beam and transfer the optical path to the lens group; the lens group is configured to transmit the received imaging light beam to the image sensor; and the image sensor has an image capture region, and the image sensor is configured to capture the received imaging light beam in the image capture region; and the camera module further comprises a front-end anti-jitter component and a back-end anti-jitter component, wherein the front-end anti-jitter component is connected to at least one of the optical folding element and the lens group, and the back-end anti-jitter component is connected to the image sensor; and the front-end anti-jitter component is configured to perform first jitter compensation on the imaging light beam, and the back-end anti-jitter component is configured to perform second jitter compensation on the imaging light beam; wherein the back-end anti-jitter component comprises: an image sensor actuating structure and a first jitter detection structure, wherein the image sensor actuating structure is fixedly connected to the image sensor; and the first jitter detection structure has a light sensing region, and the first jitter detection structure is disposed around the image capture region of the image sensor; characterized in that the first jitter detection structure is configured to: capture the received imaging light beam in the light sensing region, and detect whether the imaging light beam captured in the light sensing region jitters; the first jitter detection structure has a frame rate greater than a frame rate of the image sensor; and the image sensor actuating structure is configured to: after the first jitter detection structure detects that the imaging light beam captured in the light sensing region jitters, drive the image sensor to move, to perform the second jitter compensation on the imaging light beam. an image sensor actuating structure and a first jitter detection structure, wherein the image sensor actuating structure is fixedly connected to the image sensor; and the first jitter detection structure has a light sensing region, and the first jitter detection structure is disposed around the image capture region of the image sensor; characterized in that the first jitter detection structure is configured to: capture the received imaging light beam in the light sensing region, and detect whether the imaging light beam captured in the light sensing region jitters; the first jitter detection structure has a frame rate greater than a frame rate of the image sensor; and the image sensor actuating structure is configured to: after the first jitter detection structure detects that the imaging light beam captured in the light sensing region jitters, drive the image sensor to move, to perform the second jitter compensation on the imaging light beam.