Nisi ultra thin Fader ND filter can fader ND2-400 light. The lens adopts special crafts with high quality Japanese material. Environmental aluminum outer frame with advanced turning crafts. Feel a strong rotation. Elegant appearance. The frame can automatic lock and it is convenient to position. The frame processed by oxidation won’t make it blanch because of repeated rotation. It meets the requirement for European Union standards for environment ROHS. Nisi ultra think fader ND filter make the wonderful image for you.