【Function】: K&F Concept graduated Neutral Density (ND) Filters allow you to reduce the amount of light reaching the sensor on a portion of your picture. This helps control the exposure difference between Highlights and Shadows for a more balanced exposure and dramatic effect.
【28-Layer Nano Coating】: 28-Layer super anti-reflection multi-coated(water repellent/anti-oil/anti-dust/anti-soil/scratch resistant) Coating Technology to withstand almost any conditions.
【Material】: With only 2mm thickness and 100*150mm size, No Color Cast is made with premium Japanese Optics glass.
【Compatibility】: Compatible with Cokin Z-PRO Series, need to work with Z Series holder and adapter ring
【Application】: Perfect for running Water, River, Waterfall, Cloud, Sun, Solar Eclipse, etc Photography；Reduce Exposure in Selective Area (the light is big different between the ground and sky)