Fujinon 16mm ultra wide fast prime lens for fujifilm x mount the lens has a fixed focal length of 16mm 24mm in 35mm format equivalent and offers a dramatic wide field of view and stunning optical performance the f14 maximum aperture delivers high image quality in low light conditions and bokeh rich macro photography with the minimum working distance of 15cm featuring high speed autofocus a weather and dust resistant structure that can work in temperatures as low as 10c and great port