Features 1,Motorized Lens: The lens is motorized (there are two high precision motors for motorized zoom and autofocus) and should be used with the driver PCB (not included). 2,Lens Design: Adopts 5MegaPixel high resolution lens, with focal length of 6-22mm, 1 or 2.5 inch image format, optical glass and metal workmanship. 3,IR Correction: The lens has an IR CUT function, which corrects the problem of color deviation during the day and improves the brightness at night. 4,Important Parameter: 6‑22mm focal length, D14 mount interface, low distortion, 0.3m minimum object dimension, 13.5mm Flange BFL, fixed aperture iris. 5,Tough Shell: The lens is protected by premium aluminum alloy shell, which can be used in extreme environments, and better protect the lens. Specification Item Type: Motorized Zoom Lens Material: Aluminium alloy Resolution: 5 MegaPixel Image Format: 1 or 2.5in Focal Length: 6-22mm Aperture: F2.2 Mount Interface: D14 Field Angle (DxHxV) 1 or 2.5° Short Focus: D 58, H 46.4, V 34.8 Telephoto: D 20.4, H 16.3, V 12.2 1 or 3° Short Focus: D 46.5, H 37.2, V 27.9 Telephoto: D 18, H 14.4, V 11.4 1 or 4° Short Focus: D 34.5, H 27.6, V 22.5 Telephoto: D 12.6, H 10.1, V 7.6 Optical Distortion: -0.61- 15.6 percent (1 or 2.5in) CRA: ≤11.94° (short focus), ≤11.38° (telephoto) M.O.D.: Approx. 0.3m or 11.81in Dimension: 28x45.3mm or 1.10x1.78in Flange BFL: Approx. 13.5mm or 0.53in BFL: Approx. 6.4mm or 0.25in MBF: Approx. 6.2mm or 0.24in IR Correction: Yes Operation: Iris: Fixed Aperture Focus: Autofocus (DC) Zoom: Auto Zoom (DC) Operating Temperature -20°C-and60°C Package List 1 x Lens Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.