Features 1、1.8mm Focal Length: The fisheye lens has a 1.8mm focal length, 5MP resolution, providing you with high-definition image details to prevent information loss. 2、Wide Compatibility: The image format is 1/2.7in, 1/3in and CCD CMOS, can be used in fisheye cameras for CCTV cameras, you can record videos smoothly to provide clear images. 3、Field of View: This lens has a wide viewing angle, 190°, 148°, 88° for 1/2.7in and 154°, 113°, 81.5° for 1/3in, allowing you to see large areas of the image and check the overall situation. 4、Premium Material: The 5MP fisheye lens is made of high-quality aluminum alloy material, high sensitivity, high reliability. Let you use it safely and securely. 5、Exquisite Manufacture: The thread size of the camera lens is M12xp0.5‑6g, fixed aperture, professional manufacturing, high performance, good replacement for the old damaged one. Specification Item Type: Fisheye Lens Material: Aluminum Alloy Sensitivity Range: 1/2.7in, 1/3in and CCD CMOS Focal Length: 1.8mm Back Focal Length: 6.5mm Back Focal Length: 5.98mm F NO.: 2.0+5%. Aperture (Iris): Fixed aperture Field of View: 190°, 148°, 88°, for 1/2.7in 154°, 113°, 81.5° for 1/3in Resolution: 5MP M.O.D: 0.1m Thread Size: M12xP0.5-6g Package List 1 x Lens Note The optical coating is very important for the imaging of the lens, and it must be handled with care to avoid scratching the coating