EF 17-40/4 L US, EF 16-35mm/2.8 L USM II or Samyang AF14/2.8 on EOS R?
I want to complement my R equipment. I have the EOS R and may follow. I need sometimes more than 24mm and bokeh isn't an issue. The Samyang AF14/2.8 may be a good option. But I can't mount a filter. I photograph often in harsh conditions, e.g. constr...