Filtro ND2-ND400 Variabile K&F Concept 67mm Filtro ND Variabile Ultrasottili HD Levetta (1-8.6 stops) con 28 Strati Rivestimento Nano in Vetro Ottico per obiettivi 67mm (Nano X) - K&F Concept
Amazon.com : K&F Concept 77mm Variable Fader ND2-ND32 ND Filter and CPL Circular Polarizing Filter 2 in 1 for Camera Lens No X Spot Weather Sealed : Electronics