EF 400mm f/4 DO IS USM

Canon’s breakthrough multi-layer diffractive lense technology provides photographers with superior super-telephoto performance in a very smaller and lighter style with increased correction for chromatic aberrations. We’ve additionally additional our extremely resultive Image Stabilization system that provides the equivalent effect of a shutter speed 2 stops quicker. And, it’s designed to our skilled standards with quick AF, full-time mechanical focus and mud and water resistant construction.