Thanks for the response. Have 5D M III & using 300, 2.8 IS also 70 - 200. 2.8 IS. Have Extender 2X II & was considering adding Extender 1.4x III to get more. Am not sure & can't get any answers as to whether the II & III series are compatible. Was not aware or using the extender between them but makes sence. A teleconverter is typically attached to the camera first, then the lens is attached to the end of the teleconverter. But if you prefer to attach the teleconverter to the lens first, then mount the two on the camera, that’s also an option. SONY A9 + FE 70-200mm f/2.8 GM OSS @ 280mm (1.4x TC), ISO 2500, 1/320, f/4.0. The Canon 1.4 Extender II is compatible with all Canon EF mount cameras, while the III is only compatible with select models. Another key difference is that the II has a maximum magnification of 0.7x, while the III has a maximum magnification of 0.5x. This means that the III will give you a wider field of view and more background details in Features. Get even closer to distant subjects with Canon’s Extender RF1.4x. Featuring a smart-connect design, this extender seamlessly attaches to select RF series lenses* and increases the focal length by a factor of 1.4x, helping expand your reach without compromising on overall quality or performance. Built with the latest high-refraction Options. 01-05-2014 12:48 AM. Canon "Extenders" are not compatible with many lenses because they have a protruding front element. Yes, using an Extension Tube will allow you to use a Canon 1.4x or 2x "Extender" (teleconverter) but then you will not be able to focus on subjects very far away. Extension Tubes allow you to focus very close for The focal length range is reported as 200-800 and the f number as f/9 to f/13. If I take the extender off the lens is correctly recognized. So Canon extenders exhibit a curious behavior when a Tamron 100-400 is attached. Outside of that, outdoors in the daylight the lens works fine autofocus and all. lfOg6. An integral part of many professional systems, Extender EF 1.4x III maintains high standards not only optically, but also in terms of rugged, dustproof and water resistant construction. This lens is only compatible with fixed focal length L-series lenses 135mm and over, as well as the EF 70-200/2.8L, EF 70-200/2.8L IS, EF 70-200/4L, and EF 100 Canon EOS 5D Mark III (with firmware version 1.2.1) Centre cross-type AF point. Canon 5D IV Up to 61 AF points. Canon Lens Compatibility. Guide to Canon DSLR Range. EF 28-90mm f/4-5.6 III : EF 28-105mm f/3.5-4.5 USM : You can also correct RAW images taken with the compatible lens even when the extender is attached. The image below was captured with a Canon EOS 5D Mark III + EF 2X III + Sigma 120-300mm f/2.8 DG OS HSM Sport. This one used an EOS 5D Mark III + EF 1.4X III + Sigma 120-300mm f/2.8 DG OS HSM Sport: Both of the following images were captured using a Canon EOS 6D + EF 2X III + Sigma 120-300mm f/2.8 DG OS HSM Sport. ¹ The obverse is not true. Shop for canon - extender ef 2x iii lens at Best Buy. Find low everyday prices and buy online for delivery or in-store pick-up Brand Compatibility. Canon Rf lens and Rf extender compatibility in EF & RF Lenses 10-05-2023; EF lens extender recommendations in Camera Accessories 10-02-2023; Extender for EF 100-400 L lens on a R5 body in EF & RF Lenses 08-24-2023; What lenses work with Canon Extender RF 1.4X (4113C002) in EF & RF Lenses 08-06-2023; RF Extender 1.4x does not fit in Camera Accessories

canon extender ef 1.4 x iii lens compatibility