ND
Neutral Density Filter LensesA filter that reduces light entering the lens without affecting colour balance.
A filter that reduces light entering the lens without affecting colour balance. Allows slower shutter speeds (silk water, light trails) or wider apertures (shallower DoF) in bright conditions. Expressed in stops (ND2=1 stop, ND8=3 stops, ND64=6 stops, ND1000=10 stops).