Fader ND Suit for ultra wide angle lens.free to rotate to your deserved density

  1.This adjustable neutral density filter offers a 2 to 8 stops added density. Density changes when filter is rotated (similar mechanism to a CPL filter).

2.To avoid vignetting, we use 2 stop larger front glass. e.g. a 67mm Fader ND, equips with a 67mm back thread (attach to camera lens), and a 77mm front glass/ filter thread.3.Fader ND is available at49mm.52mm, 55mm, 58mm, 62mm, 67mm, 72mm, 77mm, 82mm, 86mm.4.apply slow shutter speed under strong sunlight exposure.

TIANYA Fader ND(Adjust for ND2 TO ND400)