Fuji X + Phottix VND Variable ND filter.: Fujifilm X System / SLR Talk Forum: Digital Photography Review
B+W 62mm XS-Pro Digital ND Vario MRC-Nano Filter 66-1075249 B&H
H&Y Filters 62mm Adapter Ring for 100mm K-Series Filter AR62 B&H
Bower 62mm Variable Neutral Density Filter FN62 B&H Photo Video
Amazon.com : Walking Way 49MM Soft Focus Filter White Pro Mist Diffusion Filter Dreamy Fog Effect Circular Lens Filter Set Softening Diffuser for Digital DSLR Camera and Video 2pcs(Soft 1 and 2) :