CCTV camera lenses are commonly used in closed-circuit television (CCTV) systems for security monitoring, surveillance, traffic monitoring, industrial inspection and other applications that require video recording and analysis. Suitable for indoor and outdoor areas such as homes, factories, shops, bars, parking lots, warehouses, etc.SpecificationColor: BlackMaterial: Plastic, GlassAperture D/f': F2.5Field of View: 128°Image Format: 1/3Mount Thread Type: M12*0.5Focal Length Description: 2.8mmOptical Back Focal Length (BFL): 5.27mmOuter Size: 16x14 mm / 0.63x0.55 inch (L*Dia)Package List: 1Pcs x 2.8mm 1080P CCTV Camera LensAdvantageThe camera glass lens uses industrial-grade optical glass, and the multi-layer coating process uses a clear and lifelike image, and the night vision is clear and visible.