Gear Check: Canon EF 400mm f/2.8 L IS III
In 2018 Canon launched an updated EF 400mm f/2.8 that shaved 26% off the weight of the previous version, bringing it down to a relatively svelte 2840g. Ok, that’s still quite heavy, but it’s 1KG lighter than the 400mm f/2.8 L IS II, and 2.5KG lighter than the original 400mm f/2.8 L IS. Having spent …