Lens structure of camera module

The utility model discloses a lens structure of a camera module group, comprising a lens group and a lens seat, the lens group is composed of one or more lenses, the lens group is installed in the lens seat, the lens seat is internally provided with an accommodating cavity, the lens seat is movably installed in the middle of the accommodating cavity of the lens seat, and the lens seat is provided with an opening. One end of the accommodating cavity of the lens seat is provided with a plane lens, the other end of the accommodating cavity of the lens seat is provided with an image sensor, a bi-pass optical filter is arranged between the image sensor and the lens group, one side of the lens seat extends into the mounting seat and is fixedly connected with the mounting seat, and the mounting seat is provided with a circuit board substrate; according to the utility model, the pull ring is manually pulled, the pull ring drives the limiting block to move, the telescopic spring is stretched, the vertical rod is separ