Photo Lens -Auto Iris CCTV Lens Generic Brand Highlights Auto Iris CCTV Lens Description: This is a F1.4-8mm F1.4 varifocal zoom IRIS lens. Suitable for cameras with 1/3"" or 1/4"" sensor. As a spare part for CCTV security camera system. With fine workmanship and professional grade material, it features good hand feeling, excellent working performance, great for long term use. With high definition image, good color reduction and low distortion, it provides wide and clear view of your vidicon. Specification: Optical Glass Lens Day & Night, Infrared (IR) Vari-Focal Auto Iris Lens 3.5-8mm Aperture F/1.4 Aspect Ratio 1/3 inch Angel of View 78~39 Mount Type: CS Mount Minimum object distance 0.2m Iris: Auto Focus: Manual Zoom: Manual Package includes: 1 piece 3.5-8mm auto iris lens for CCTV