Canon EF 50mm f/1.8 STM Lens

Description Focal Length: 50mm Aperture Range: f/1.8 EF Mount Lens Full-Frame Format Gear-Type STM Stepping Motor Optimized Lens Coating Minimum focusing distance of 1.15 ft. 49mm filter size 6 elements in 5 groups 7-Blade Circular Aperture 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