K&F Concept - Filtro ND variable de 46 mm ND2-ND32 para lente de cámara (1-5 paradas), filtro de densidad neutra HD sin cruz con 28 revestimientos de revestimiento múltiple impermeables (serie Nano-X) :
Amazon.com : K&F Concept 82mm Variable Fader ND2-ND32 ND Filter and CPL Circular Polarizing Filter 2 in 1 for Camera Lens No X Spot Waterproof Scratch Resistant (Nano-X Series) : Electronics
Amazon.com : K&F Concept 67mm Variable ND Lens Filter ND32-ND512 (5-9 Stops) Adjustable Neutral Density Lens Filter with 28 Multi-Layer Coatings for Camera Lens (Nano-X Series) : Electronics