High-quality 58mm XS-Pro Vario Neutral Density MRC Nano Filter for precise light control Adjustable density control ranging from 0.3 to 1.5, equivalent to 1 to 5 stops for versatile shooting XS-Pro mount with index setting for precise density adjustments Compatible with additional B+W ND filters for expanded density choices Multi-Resistant Coating (MRC) with Nano Technology for reduced reflections and enhanced durability Extra-wide (EW) design to avoid vignetting with most 17mm lenses on full-frame bodies