CCD Lens ,Vari-Focal Auto Iris Lens ,CCTV Lens, Camera Lens 5-100m , Auto Iris Product name : CCD Lens ,Vari-Focal Auto Iris Lens ,CCTV Lens, Camera Lens ,Security lensI mage format1/3"MountCSFocal length5-100mmApertureF1.8Angle of view50.1°-2.8°ManipulationZoomManualFocusManualApertureDCSizeΦ50×92 CCD Lens ,Vari-Focal Auto Iris Lens