JJC 77mm ND Filter ND2-400 NDV Filter Variable Neutral Density Filter For Canon EF 24-70mm f4L/EF 16-35mm f4L/EF 24-105mm Lens,Nikon AF-S 24-70mm f2.8G/AF-S 16-35mm f4G Lens,Sigma 17-50mm f2.8 Lens,Tokina 11-16mm f2.8 Lens&More Lenes With 77mm Thread