Quote Originally Posted by F8&Bthere View Post
... I know this is physics to some degree and any lens wide open will be equally challenged despite what the max aperture is, but it always strikes me as odd that I'm paying for a 2.8 but reviews say it's better stopped down to f/4.
Well yes, but then would the same not hold true for a f 3.5 lens ... stopping it down a couple of stops further to achieve better sharpness? So then I am looking at f 5.6 and beyond ....