Central sharpness is very good at f/1.8 and f/2, excellent from f/2.8 through to ... The taller the column, the better the lens performance. CA (Chromatic Aberration) is measured with any in ...

Canon RF 50mm f/1.2L USM – The first ever L-series RF prime lens, the 50mm f/1.2 is huge, heavy and a low-light monster – but ...