These accessories make it easy to expand the versatility of the attached lens. TELE CONVERTER 1.4x increases the focal length by a factor of 1.4x, while TELE CONVERTER 2.0x doubles the focal length. Focal length: 840mm (600mm+1.4x tele converter) Exposure: F/9 1/400 sec ISO1600. In 2020 Canon also announced Extenders for the R system – the Extender RF 1.4x and Extender RF 2x. These high performance Extenders multiply the effective focal length of the lens to which they are attached by 1.4x or 2x. So, for example, a 400mm lens becomes 560mm with a 1.4x Extender, and 800mm with a 2x Extender. It is ideal for photojournalists and wildlife, nature and sports photographers who need to get close to distant and challenging subjects and it reduces the need to carry heavy telephoto lenses.The Extender EF 2x III features nine optical elements in five groups, ensuring improved optical performance. All optical elements have Canon's Super Anybody tried out the Canon EF 2x III Extender with the EF 70-200mm f/2.8L IS II USM? I have a Canon 5d Mark III w/ 24-105mm and 70-200mm lenses on the way, I'm wondering how well the extender works with them, especially the 70-200. I'm hoping that it'd work pretty well for airshows and wildlife. Box Dimensions (LxWxH) 9.6 x 4.8 x 4.6". Buy Tokina SZX 400mm f/8 Reflex MF Lens with 2x Extender Kit for Canon EF featuring EF-Mount Lens / Full-Frame Format, Fixed Aperture: f/8, Catadioptric Telephoto Lens, Manual Focus, Multicoating and Antioxidant Coating, Close Focus: 45.3", Front Filter Size: 67mm, 2x Extender. Review Tokina null. Extends the master lens focal length by 2x. Compatible with L-Series telephoto and telephoto zoom lenses. Optimised lens coatings. £ 434.99. From £18.13 per month 1. Eligible for free delivery. Add to basket. Add to wishlist. Connect your EF lens to your new EOS R system camera with a specially designed lens adapter for the EOS R range. Buy Sigma TC-2001 2x Teleconverter for Canon EF featuring Canon EF Teleconverter, 2x Magnification Factor, Communication between Lens & Camera, AF Operates at up to f/8, Two Special Low Dispersion Elements, Dust and Splashproof, Compatible with Select Sigma Lenses, Includes Soft Carrying Case. Review Sigma TC-2001 Fotodiox Pro Autofocus 2x Teleconverter - AF Doubler x2.0 for Canon EOS EF Lenses and EF / EFs Cameras (Fits Full Frame) Lens Mount Adapter. SKU: 2x-EF-P. UPC: 847372029525. Quantity. $99.95. PLNLg.

canon extender ef 2x compatible lenses