Compatible with optional Canon extenders RF1.4x and RF2x (sold separately) 9-blade circular aperture for rounded, smooth, and sharp bokeh Versatile zoom range of 100-400mm brings distant subjects closer to you for vibrant and colorful, detailed pictures Optical Image Stabilizer delivers up to 5.5 stops of shake correction for blur-free images Nano USM for high-speed, smooth focus Minimum focusing distance of 2.89 feet at 200 mm and a maximum magnification of 0.41x at 400mm let you get closer to your subject for great close-ups and portraits Up to 6 stops of shake correction when combined with EOS R series cameras that feature In-Body Image Stabilizer (IBIS) for more professional-looking photos (sold separately) Control Ring adjusts your camera's settings without you taking your eyes off the subject for more photographic opportunities Compact and lightweight design lets you carry this lens anywhere you go