Following this question I just got a Tamron SP 90mm f/2.8 Di Macro lens to study macro focus stacking. As seen in my attempt to reproduce a 6" depth it seems to work in practice. However then I went ...
It seems that software like helicon remote or EOS utility which allow you to pick focus points remotely make focus stacking so much easier. I couldn't find anything like that with Sony A7. Even's ...