I'm trying to buy a TC to use with my 80-20 2.8D (two ring).
I'd like to ask for your opinions on the Kenko's and whether I'd loose important IQ using the 2X type. Is it better to stop at the 1.7X? Does your Kenko's allow to autofocus properly? Thanks.
I'd like to ask for your opinions on the Kenko's and whether I'd loose important IQ using the 2X type. Is it better to stop at the 1.7X? Does your Kenko's allow to autofocus properly? Thanks.