Hitech 85mm Combination Graduated 81EF / Neutral Density (ND) 0.9 Resin Filter is part clear, part neutral density (available in grades of .3 (1 stop) to .9 (3 stops)). It allows the transition to be blended into the scene, often imperceptibly. Hitech combination filters are like two filters in one. This filter is an 81EF warming filter combined with a graduated grey neutral density filter.
|Neutral Density factor||ND.9 (exposure adjustment = 3 stops)|
|Filter Size||85 x 85mm|
|Compatible for||Cokin P series holder|