50mm focal length and maximum aperture of f/1.8
great for portraits, action, and nighttime photography
minimum focusing distance of 1.15 ft. (0.35m) and a maximum magnification of 0.21x
stepping motor (stm) delivers near silent, continous move servo af for movies and smooth af for stills
80mm effective focal-length on aps-c cameras, 50mm on full-frame cameras