Canon EF 70-200mm f/2.8L IS III USM Lens. B&H # CA7020028L3 MFR # 3044C002. 287 Reviews. Key Features. Open Box Products Have a Limited 1-Year Manufacturer Warranty; Compare Canon RF 70-200mm f 2.8 L IS USM Lens vs Canon EF 70-200mm f 2.8L IS II USM Lens vs Canon EF 70 Show Removed Specs. Shipping . Free 2-Day Shipping. No When the Canon RF 70-200mm F4 L IS USM Lens's sibling predecessor, the retracting Canon RF 70-200mm F2.8 L IS USM Lens, was introduced, all were amazed at how small and light a lens with these specs could be. What I was especially excited about was that the Canon RF 70-200mm F4 L IS USM Lens brings the same advantages as its wider-opening sibling. Maximum aperture: f/2,8. Focal Range: 70-200 mm. Depending on which camera this lens is used the focal length can seem different. This is because different camera sensors can have a slight crop factor and the focal length will be equivalent to: 70-200 mm on Canon FF, Full frame. 91-260 mm on Canon APS-H. A quick look review of the Canon RF 70-200 f/2.8L IS from a Fujifilm photographer's perspective. Sample images from Vancouver, Canada. Build quality, handling, specs, and image quality from the Canon RF 70-200mm f/2.8 L IS. Review manufacturer specifications and detailed lab measurements for the Canon EF 70-200mm f/2.8L IS III USM Lens. Compare the specs and measurements of this lens with other lenses. The Canon RF 70-200mm F/2.8L IS USM lens looks incredibly sharp, and is bound to be the go-to lens for any Mirrorless RF shooter. It’s smaller and weighs less than you’d think (about the size of a large coffee mug), and has the beautiful image quality overall as is expected of L-glass. The shorter balance is a delight to hand-hold, but the Sony FE 70-200mm F2.8 GM OSS II Specs. Announced 70–200 mm: Image stabilization 2.5% Sony a6700 2.3% Fujifilm X-S20 2.1% Canon EOS R6 Mark II 1.6% OM System QjLbFK3.