Camera lens

The utility model provides a camera lens. Circuit board, photosensitive element is arranged on circuit board, a base is arranged on the outer side of the photosensitive element on the circuit board; an optical filter is arranged on the base; the optical filter is composed of a first optical filter and a second optical filter; a lens cone is in threaded connection with the upper part of the opticalfilter on the base; an optical lens group is arranged in the lens barrel; wherein the optical lens group comprises an aspheric protective surface lens, an iris lens, a first plastic lens, a light condensation channel and a second plastic lens which are sequentially arranged from an object side to an image side; a mounting groove is formed in the incident surface of the first plastic lens; the iris lens is arranged in the mounting groove; the incident surface of the iris lens is covered by the aspheric protection surface lens; gaskets are arranged between the periphery of the aspheric protective surface mirror and the