The Hoya 72mm Neutral Density x400 (ND) 2.7 Hoya Multi-Coated (HMC) Glass filter has several uses and offers the possibility to achieve otherwise unachievable results. ND filters appear grey and reduce the amount of light reaching the film. They have no effect on color balance.
Multi-coated to minimize reflection at the filter surfaces which reduces flare and ghosting.
72mm Neutral Density x400 (ND) 2.7 Hoya Multi-Coated (HMC) Glass Filter