Richard CanonNews / Thursday, September 6, 2018 / Categories: Lens Catalog Canon EF 400mm F2.8L IS III USM Product Highlights EF-Mount Lens/Full-Frame Format Aperture Range: f/2.8 to f/32 Super UD and Fluorite Elements Super Spectra and Air Sphere Coatings Ring-Type Ultrasonic Motor AF System Customizable Electronic Focusing Ring Optical Image Stabilizer Weather-Sealed Design, Fluorine Coating Detachable, Rotatable Tripod Collar Rounded 9-Blade Diaphragm Previous Article Canon EF-M 32mm F1.4 STM Next Article Canon EF 600mm F4L IS III USM Print 1786 Lens MountEFLens CategorySuper-Telephoto PrimesLaunch Date9/5/2018Launch Year2018WeathersealingRear FilterDiameter (mm)163Length (mm)343Weight (g)2840Min. Focal Length400Max Focal Length400Maximum Aperature2.80Min. Aperture32.00Min Focus Distance2.50No of Element Groups17No of Elements13Diaphragm Blades9Launch Price$11,999.00B&H PhotoVideobit.ly/2oKboTlAdoramaadorama.evyy.net/c/1211514/51926/1036?u=https%3A%2F%2Fwww.adorama.com%2Fca400283.html Leave a comment Name: Please enter a name. Email: Please enter an email address. Please enter a valid email address. Comment: Please enter comment. I agree This form collects your name, email, IP address and content so that we can keep track of the comments placed on the website. For more info check our Privacy Policy and Terms Of Use where you will get more info on where, how and why we store your data. You must read and accept this rules. Add comment