The taller the column, the better the lens performance. CA (Chromatic Aberration) is measured with any in-camera corrections switched off, as far as we can know anyway. Centrally, there is ...

Bokeh is relaxed and pleasing to the eye, and 50mm lenses, certainly fast ones, do benefit from the ability to throw backgrounds out of focus. This is especially useful with portraiture.

The Otus 50mm and 85mm lenses are exclusively manual focus, feature a fast f/1.4 maximum aperture and solid metal build and are, impressively, available for Sony E, Canon RF and Nikon Z mirrorless ...