JETSECAM 5MP Action Camera Vari-Focal Lens 2.8-12mm M12 Mount 1/2.5 Inch IR Filter Long Distance View

1.lens meterial is glass and metal,no plastic. 2.lens can be used for high temperature and cold environment(-20 to 60). 3.lens has 5MP resolution,1/2.5 inch 4.the japanese optorun coating machine for muti-layer coating has excellent transmittance,effectively eliminate stay light and halo features. 5.Lens is vari-focal 2.8-12mm manual focus and zoom, about 5-20 meters' view. 6.The IR-Filter included, very suitable for action cameras or sport cameras. 7.The IR-Filter is inside the lens, it avoids rupture caused by contact between the IR-Filter and the camera case or lens holder. Model: M12-02812-5MP-C-FL Mount: M12 Resolution: 5 Megapixel Image Form 1/2.5" Focal Length: 2.8-12mm MBF: 6.0mm BFL: 7.7-13.9mm FLANGE BFL: 13.5mm IRIS: Fixed M.O.D.: 0.3m Weight: 33g Dimension: ?28x40.1mm Optical Distortion: -59.4%~-5.1%(1/2.5") Field Angle DxHxV(°): 135 °x108°x81°(wide) / 43.4 °x34.7 °x26 °(tele) (1/2.5") Operating temperature: -20°C ~+ 60°C