72mm Variable ND Filter Adjustable Fader Neutral Density ND8 to ND2000 Ultra Slim Waterproof Multi Coating Optical Glass Lens Filter Nano-Dazzle Series
SKU: KF01.1272
Q
At which nd level does the x amd vignetting begin to happen?
Answer Question
A
when you get to the strongest last stop or so, by then it's very dark!