I’ve always wanted a 10 stop ND, however the other options were never that viable. Hitech make a slide in 10 stop ND, however users reported a strong magenta cast, as well as patchy exposure due to light leakage between the filter and holder. B+W make a screw-in 10 stop which looked good, but would also be a pain to setup and use with grad NDs. [Read more…]