CCTV Lens,CCD Camera Lens, board lens, CCD Lens Vari-Focal Manual Iris,2.8-12mm Product name : CCTV Lens,CCD Camera Lens, board lens, CCD Lens,Security lensI mage format1/3"MountCSFocal length2.8-12mmApertureF1.4Angle of view95.6°-22.1°ManipulationZoomManualFocusManualApertureManualSizeΦ40×72.5 Vari-Focal Manual Iris CCTV Lens