When you need a powerful zoom, the magnification of the Canon RF 600mm F4 L IS USM – photographic lens lets you get right into the thick of the action. This telephoto lens is ideal for sports, action or nature photography. The image quality is simply sublime thanks to an advanced optical design using advanced materials. The lens maximum aperture of f/4 allows you to bring out sharp subjects against a uniformly blurred background. Tracking fast-moving subjects, from athletes to birds in flight, is easy thanks to the lens advanced AF system, which features a ring-type USM motor and a dual-feed focus motor that increases focusing speed. The 5.5-stop IS system protects against camera shake and the robustness of the L-series ensures easy handling and resistance to dust and moisture.