- - 【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.
- - 【20-Layer Nano Coating】20-Layer super anti-reflection multi-coated(water repellent/anti-oil/anti-dust/anti-soil/scratch resistant) Coating Technology to withstand almost any conditions.