Kenko Tokina Kenko ND Filter ZXII ZX ND8 67mm Filter Diameter: 67mm ND8 reduces the light amount to 1/8, which is equivalent to a 3-stop reduction. Other: Ships within 24 hours, we promise a quick response! High-quality Kenko Tokina ZX ND filters elevate your photography, whether you're a professional or an amateur. Please give it a try!