Features: 6-60mm Manual Iris Lens. As replacement part for 1/3 CCTV camera security system, and the mount is CS type. It is easy to install and remove without affecting the installation and use of other accessories, after installing, your device will be as good as before. With fine workmanship and professional-grade material, it features good hand feeling, excellent work performance, excellent for long-term use. With high definition image, good color reduction and mall distortion. It provides wide and clear vision for your vidicon. Specifications: Focal-Length: 6-60mm Aperture: 1.4 Mount CS Pixel 1MP Format(inch) 1/3 Horizontal Field 50 5.6 M.O.D: 0.3m Back Focal-Length: 12.526 Lens Construction: metal Operating Temerature: 20 60 Operation: Focus: Manual Zoom: Manual Iris: Manual Specifications: Material: alloy, optical glass Color: black Size: 39 70mm Package including 1 x CS C Mount Lens (Camera not included)