Camemake CM_LENS_11663 is a 4mm F/2.2 fixed-focus M12 board lens for 1/2.8" sensors, with a 9.78mm image circle. With a 11° maximum CRA and -16.5% TV distortion; TTL 23mm, IR-cut filter. Identify and order this Camemake lens as CM_LENS_11663.