ABFE202246 megapixel fisheye board lens, focal length 2.0mm, F number 2.2, 1/2.3" image format, 9 megapixel, M12X0.5 mount Description: ABFE202246 ( ... 2mm) is designed for use with 1/2.3” format ... mount. It has compact size and can be applied in 1/3" and also 1/4" sensor. It is suitable for automotive, security ...