Green.L 77mm Neutral Density 3.0 (1000x) FilterNeutral Density (ND) filters can reduce the intensity of light without appreciably changing color.
This filter can reduce light intensity to about 10 stops (1000x).
Made of glass with chromized metal ring.
It can help photographers to perform effects which high ISO, slow exposure time and large aperture are preferred, such as smooth flow, ghost, light line, etc.
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