3-megapixel high-definition 2.8mm wide-angle security surveillance lens, board lens, 1/2.7" M12 interface

Type: Fixed-focus lens
Lens structure: 4 elements
Maximum aperture: 2.0
Minimum aperture: 2.0
Closest focusing distance: 0.2
Wide angle: 130°
Shooting angle: 130*101*52 (°)
Focal length: 2.8mm
Total optical length: 22.8