The invention relates to a camera module comprising a lens module and an image sensing element. The lens module comprises a lens seat, a lens cone and a plurality of lenses; the lens seat comprises a lens seat body and a rear cover body, wherein, the lens seat body is provided with a first end part, a second end part and an accommodating cavity, and the second end part is opposite to the first end part; the lens cone is provided with a first end and a second end, wherein, the first end is accommodated in the accommodating cavity and is arranged far from the first end part; the lenses are accommodated in the lens cone; the lens seat is provided with at least two raised blocks which are arranged in the accommodating cavity, wherein, each raised block extends towards the first end which is near to the lens cone along the axis of the lens seat body, and each raised block is provided with a first smooth surface; and the first end of the lens cone is provided with at least two raised parts which are respectively matched with the raised blocks, wherein, each raised part is provided with a second smooth surface which is matched with the first smooth surface and used for the slide of the first smooth surface, thus the lens cone can be adjusted relative to the lens seat along the axis of the lens seat.