100-400mm f/4.5-5.6 lenses are highly popular among photographers, as they offer the reach of supertelephoto focal lengths and the versatility of a zoom, all in a package that is significantly more affordable than professional supertelephoto prime lenses. This excellent video review takes a look at Sony's option, the FE 100-400mm f/4.5-5.6 GM OSS lens.
[ Read More ](Originally posted by Alex Cooke)