Formatt Hitech 85 x 85mm Resin Standard Neutral Density 0.3 Filter, 0.3 1 Stop, Cokin P / 84 85mm, NDS, Landscape

Neutral Density (or ND) filters produce a grey neutral effect and are used to reduce light entering the camera, enabling control over exposure and depth of field without affecting color or contrast. ND's are made in different densities according to the level of light reduction from 1 stop to 4 stops of light and are made from the highest quality 1.5mm optical resin.