I have a Subal ND-800 Type 4 and Zen 230mm dome for my Nikon D800e. I have a 33/EXR and 50/EXR for other lenses I use.
I would like to know what port/extension rings I should use for my 16-35 f/5 lens for this setup. Should i use a +2 diopter as well?
Thanks for any help.