The NiSi 77mm Circular ND Filter Kit features three circular ND filters the NiSi HUC PRO Nano IR Neutral Density Filter ND8 (0.9) 3 Stop, NiSi HUC PRO Nano IR ND64 CPL Multifunctional Filter and the NiSi Nano IR Neutral Density Filter ND1000 (3.0) 10 Stop.
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