K&F Concept ND8 Filter Nano X - 3 stops grijsfilter - 82mm
Hoya Grijsfilter PRO ND 32 - 5 stops - 77mm
Hoya Grijsfilter NDx4, HMC Multi Coated - 2 stops - 43mm
Cokin ND-X Variabel Grijsfilter - Super Slim - 58mm