from the Canon RF 100-400mm F5.6-8 IS USM right up to the Canon RF 1200mm F8L IS USM. At $499 / £579 / AU$899, the Canon Extender RF 1.4x is pretty pricey for a 1.4x teleconverter but there’s ...

Obviously, this will also depend on the steadiness of the photographer as well. In summary, the Canon EF 400mm f/2.8L IS III USM lens is a superb performer. You can view additional images in the ...