The RF 100mm F2.8L Macro IS USM is a professional macro lens with advanced 1.4x magnification and a variable spherical aberration control to adjust bokeh. Get closer, with images larger than life The RF 100mm F2.8L Macro IS USM is the AF macro lens with an incredible 1.4x close up magnification for superb images. A spherical aberration control ring lets you vary the bokeh along with a soft focus affect, making this an exquisite portrait lens too. Adjust soft focus and bokeh A variable spherical aberration control ring can be used to adjust the look of the bokeh, while applying a flattering soft focus effect. Outstanding image quality A 9-blade iris and fast f/2.8 maximum aperture offers great creative opportunities and stunning image quality, even in low light. Fast, silent, precise AF Dual Nano USM motors bring another levels of rapid and silent focusing, perfect for stills or video. The lens design suppresses focus breathing too, ensuring consistency. No compromise construction This L-series lens features weather-sealing and fluorine coating on the outer element to guard against dust and water.