1. An auto focus zoom camera module, comprising: a camera module housing; an image sensor within the housing an optical train within the housing including multiple lenses configured to provide auto focus and zoom for the camera module, including a first fixed lens group, a second fixed lens group and a movable lens that is disposed between the first and second fixed lens groups and that is coupled to an actuator to move the movable lens relative to the image sensor and the first and second fixed lens groups in an auto focus zoom operation of the camera module.