L064-2.1-M12 Description 2.1mm M12 wide angle fixed focus lens Specifications Focal Length 2.1mm Aperture f/1.8 Image Size 6.0mm Angle of View D: 170° H: 130° V: 96° Mount Type M12 x 0.5-6g Minimum Object Distance 0.2m Back focal length 6.25mm External Dimensions D=17mm L=18.7mm AR coating Yes Net Weight 6g Dimensions