Richard CanonNews / Thursday, March 6, 2025 / Categories: Lens Catalog Canon RF 1200mm f/8 L IS USM Specifications for the Canon RF 1200mm f/8 L IS USM Lens Category and Release Details Lens Mount TypeRF Lens CategorySuper-Telephoto Primes Launch DateFebruary, 2022 Initial Price$19,999.00 Lens Characteristics Diameter168mm Length537mm Weight3340g Filter Thread52mm Rear Filter InstalledTrue WeathersealingTrue Focal Length1200mm - 1200mm Number of Elements / Groups26/18 Maxiumum Aperture8.00 Minumum Aperture64.00 Minumum Focal Distance4.30m Number of Diaphragm Blades9 Purchase Links for the Canon RF 1200mm f/8 L IS USM Amazon B&H PhotoVideo Adorama MTF Plot of the Canon RF 1200mm f/8 L IS USM Lens Construction Diagram of Canon RF 1200mm f/8 L IS USM Previous Article Canon RF 100-400mm F5.6-8 IS USM Next Article Canon RF 800mm F5.6L IS USM Print 55 Richard CanonNewsRichard CanonNews Richard has been using Canon cameras since the 1990s, with his first being the now legendary EOS-3. Since then, Richard has continued to use Canon cameras and now focuses mostly on infrared photography. Richard is the founder and editor of CanonNews since 2017, and has worked as a writer on CanonRumors and other websites in the past. Other posts by Richard CanonNews Contact author Facebook page Please login or register to post comments.