Standard lens full frame angle of view 462 aps c angle of view 308 large maximum aperture allows for clear images in low light produces bokeh in out of focus areas uncoupled aperture and focus gear ring series samyang umc samyang vdslr lens mount nikon f lens speed 15 focal length 50 mm suitable for sensor types aps c full frame construction prime lens area of use videography night photography indoor photography action photography news photography fo