Camemake CM_LENS_11621 is a 3.65mm F/1.8 fixed-focus M12 board lens for 1/4" sensors, with a 8.2mm image circle. With a 8.81° maximum CRA and -5.69% TV distortion; TTL 15.91mm, IR-cut filter. Identify and order this Camemake lens as CM_LENS_11621.