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Hybrid Filter K&F Concept 2-in-1 CPL + Variable ND2–ND32 for 77 mm lenses
Summary description:
Hybrid photographic filter K&F Concept combining a circular polarizer (CPL) and a variable neutral density (ND2–ND32) in one 77 mm unit. Provides polarization control to reduce reflections and enhance color saturation, plus adjustable light reduction from 1 to 5 stops for longer exposures or wider apertures. Fits lenses with 77 mm filter thread for landscape, architecture, and long‑exposure photography.