Product Type: F1.0 Lens Material: ABS Type: Fixed Focal Length Lens Minimum Aperture: F1.0 Angle of View: 104 Degrees Focal Length: 4.0mm ±5% Optical Rear Focus: 3.94mm ±0.2 1、3MP HD The F1.0 camera lens is a 4mm 3MP lens that provides HD images with high resolution and clear color images without any additional light source in low light conditions. 2、Compatible The F1.0 lens is highly compatible and fits most security cameras the aperture can be adjusted and locked for convenience and reliability. 3、Universal Fixed Focus Universal camera lens can objectively record and reflect the speed of an object's movement suitable for electronic microscopes and closed-circuit TV. 4、Simple Installation and Disassembly Camera lens is easy to install and disassemble without affecting other accessories very practical. 5、Durable Universal camera lens is made from premium ABS material which is robust and durable it can provide you with less noise and less distortion. 1 x F1.0 Lens