... inch,M12*0.5 mount,F2.0 aperture board lens 3.MOQ:1 piece Fixed board lens 2.8mm M12*0.5 wide ... ,1/3 inch,M12*0.5 mount,F2.0 aperture board lens3.Popular focal length 2.8mm cctv lens4.CCTV lens ... lens/optical lens/mini lens/cctv board lens5.Enable 24 hours surveillance,used in board camera.6.There is a IR cut ... .5mm,2.8mm,3.6mm,6mm,8mm,12mm,16mm) Certificate: Board lens 2.8mm M12*0.5 m12 ...