49mm ND2-ND400 (9 Stops) Variable ND Filter Neutral Density Adjustable Filter for Canon Nikon DSLR Cameras + Lens Cleaning Cloth

SKU: SKU0690

Q
How does this ND2-ND400 filter work
Answer Question
A
K&F Concept ND2-ND400 lens filter controls the amount of the light that enters into camera lens with two sets of polarizing glass of high transparency.