Tiffen 55mm Graduated 0.6 ND Filter 55CGND6 B&H Photo Video
ND2-400 37-82mm | Neutral Density Variable ND Filter
55mm Variable Neutral Density ND2 to ND400 Fader ND Vario Graufilter Filter 55 mm For Nikon Canon Sony A200 A450 A300 18 55mm|for canon|nd2 to nd400sony canon - AliExpress
Amazon.com : 77mm Variable Neutral Density Filter for Fujinon XF 16-55mm F2.8 R Lens : Electronics