In recent years, Tamron has shown that they intend on creating impressively versatile and often innovative zoom lenses that can take the place of several others in a photographer's bag. One such lens is the 50-400mm f/4.5-6.3 Di III VC VXD, which covers everything from normal to supertelephoto focal lengths. This great video review takes a look at the lens and the sort of performance and image quality you can expect from it in practice.