Varifocal Security Lens 1/3" 2.8-12mm, CCTV Lens, M12 Mount Go to amazon.com Related posts Thing need consider when find m12 camera lens? FeatureManual Varifocal Lens For Security & Surveillance CamerasM12 Mount Compact SizeCCTV LENS 2.8-12mm DescriptionCS-Mount, comprised of all glass optics