RF70-200mm F4 L IS USM Canon's Shortest and Lightest 70-200mm f/4 Interchangeable Zoom Lens High Image Quality and Bright, Constant f/4 Aperture Telephoto Zoom RF L Lens Optical Image Stabilizer with up to 5 Stops of Shake Correction* Up to 7.5 stops of Shake Correction** with Coordinated Optical Image Stabilizer and In-Body Image Stabilizer