Camemake CM_LENS_10072 is a 4mm F/2.2 fixed-focus M12 board lens for 1/2.5" sensors, with a 7.5mm image circle. Rated 5MP, with a 12.2° maximum CRA; TTL 23.09mm. Specified for Security and surveillance, Car DVR, Sports DV, UAV Photography, Smart Home. Identify and order this Camemake lens as CM_LENS_10072.