Feature: 1. [Wide Field Of View] The CCTV lens has a field of view of 76‑8.8, providing your camera with a wide and clear field of view. 2. [Clear Image Reproduction] Manual CCTV lens has 4MP pixels for clear images, high color reproduction and low distortion. 3. [Premium Materials] This zoom lens is made of premium aluminum alloy and glass materials, sturdy and durable, ideal for long term use. 4. [Applications] Manual zoom lens can be used for IP, AHD, surveillance cameras, suitable for portrait, landscape, short film, macro, sketch and other shooting. 5. [Easy To Install] F1.6 1/2.7in lens has an M12 mounting interface, easy to load and unload, does not affect the installation of other accessories. Specification: Item Type: CCTV Lens Material: Aluminum Alloy, Glass Focus Length: Approx. 5-50mm / 0.2-1.97in Relative Aperture: F 1.6 Press Port: M12 Image Format : 1/2.7 Field of View: 76-8.8 Pixels: 4MP Back Focus Length: 6.53. Package List: 1 x CCTV Lens