Camemake CM_LENS_10073 is a 4mm F/2.3 fixed-focus M12 board lens for 1/2.7" sensors, with a 6.9mm image circle. Rated 3MP, with a 15° maximum CRA; TTL 22.7mm. Specified for Security and surveillance, Car DVR, Sports DV, UAV Photography, Smart Home. Identify and order this Camemake lens as CM_LENS_10073.