OVERVIEW: This super-telephoto zoom lens for the RF mount delivers outstanding image quality, with a long reach of 400mm in a small and light design. Image stabilisation of up to 6 shutter stops with compatible cameras gives you more freedom in your photography. KEY FEATURES: Image Stabilisation of up to 6 stops 0.41x Magnification Compatible with Extender RF1.4x & RF2x -- reach up to 800mm