One of my all-time long exposure photographers is Australian photographer Alex Wise. (not sure if you can say “long exposure photographer”, but I just did.
He usually shoots with uber-strong-high-end B+W 110 or Hoya ND400 ND filters, but recently he took a 10 stops welding glass (around $10 on Amazon) and swapped his high-end glass for cheap working-level welding glass.
Unsurprisingly results were pretty good, and Alex shares a few tips on shooting a daytime exposure with those filters and how to correctly post process them.
This basic video shows how easy it is to correct for the notorious green cast. [Read more...]