Camemake CM_LENS_11790 is a 2.34mm F/2.4 fixed-focus M5.5 board lens for 1/4" sensors, with a 4.8mm image circle. With a 32° maximum CRA and 1.5% TV distortion; TTL 3.4mm, NIR spectral band, IR-cut filter. Specified for video doorbell. Identify and order this Camemake lens as CM_LENS_11790.