Breakthrough Photography 77mm X4 Neutral Density 1.8 Filter (6 Stop) mcclamp achieving an unprecedented level of

achieving an unprecedented level of resolution

Supports the Nikon Creative Lighting System (CLS) and compatible CLS cameras

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With its built-in wireless radio-controlled system

Cintiq 21 UX (DTK Models only)

Breakthrough Photography 77mm X4 Neutral Density 1.8 Filter (6 Stop) mcclamp achieving an unprecedented level ofWorlds Sharpest ND Filter. 100% Guaranteed. The X4 ND features SCHOTT Superwhite B270 optical glass, which is an ultra clear crown glass. It is produced by melting high purity raw materials and then made using the continuous draw process. The result is excellent transmission in the ultraviolet, visible, and infrared spectrums, and a high surface quality that accepts the state of the art MRC and nanotec coatings exceptionally well. Lee Big Stopper vs.