When it comes to supertelephoto zoom lenses, Canon mirrorless shooters have two options, the RF 100-500mm f/4.5-7.1 L IS USM and the RF 100-400mm f/5.6-8 IS USM. With different prices and feature sets, these two lenses fill different needs, and this helpful video comparison will help you choose the right option for your work.
[ Read More ](Originally posted by Alex Cooke)