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Neutral Density Variable Filter K&F 77mm ND3–ND1000 (adjustable, 77 mm)
Summary description:
Variable neutral density (ND) filter by K&F in 77 mm size providing adjustable light reduction from approximately ND3 to ND1000. Designed for controlling exposure and motion blur in photography and long-exposure shots, it fits lenses with 77 mm thread. Useful for landscape, seascape, and video work to achieve slower shutter speeds or wider apertures in bright light.