2.8-12mm Varifocal Manual Auto Iris 3 Lens For Camera

This is a 2.8-12mm. 4 varifocal zoom auto IRIS lens. 1 Piece 2.8-12mm CCTV Auto Iris Lens. Optical Glass Lens. Auto-Iris Lens. Focus: Manual. Zoom: Manual. It's just take you 1 minute. We'd like to settle any problem in a friendly manner.