Manual IRIS Zoom 3.5-8mm .4 C-mount Lens for Industrial CCTV CCD Camera
This is a 3.5-8mm. 4 varifocal manual Iris zoom lens. 1 Piece 3.5-8mm Manual Iris Zoom Lens. Iris: Manual. Zoom: Manual. Mount Type: CS. Manual Vari-Focal 3.5-8mm. Focus: Manual. It's just take you 1 minute.