Samsung SLA-M3180DN 3.1–8mm CS Mount Varifocal Megapixel CCTV Lens 1/2.8"
3.1–8mm Varifocal Range – Adjust field of view for wide or narrow coverage. CCTV installers needing adjustable lens solutions. Mount Type: CS Mount. Focal Length: 3.1–8mm. Iris Type: Manual.