I’ve also reviewed the recently released ultra-wide-angle but rectilinear 7Artisans 9mm F5.6 which is a good option among Sony E-mount lenses. 7Artisans AF 50mm F1.8: What's changed? Most ...
Central sharpness is very good at f/1.8 and f/2, excellent from f/2.8 through to f/5.6, very good from f/8 to f/16 and fair at f/22. The edges are good at f/1.8 and f/2, very good from f/2.8 to f ...