MRC Coating: MRC coating contains super hard metal compounds, which can prevent the filter itself from being scratched by grit and other hard objects, ensuring that the filter can provide long term effective optical performance. Image Quality: Black soft features distinctive, can produce a dispersion effect around the bright part, producing a fantastic soft focus, while reducing the overall contrast of the picture to avoid overexposure of the highlight soft focus area, but also to further increase the soft feeling Waterproof More Worry Free: This filter surface is delicate and smooth, such as water droplets fall on the mirror, like a lotus leaf does not leave a trace, and easy to clean, loved by photographers. Function: Suppress highlight and shadow contrast, reduce excessive sharpness in the focus area, provide a soft image, no need to retouch, black soft filter can make the shooting image with a hazy and soft film sense. Good Resistance to Oil and Dust: The oil and dust resistant coating layer makes the surface of the lens smooth and clean, not easy to stain, effectively protecting the lens, suitable for photographers to create in the harsh environment at ease.