The 4 x 5.65" Firecrest Ultra Cinema ND Filter Kit from Formatt Hitech
These filters use a rare earth mineral coating to result in hyper neutral NDs. They feature 4mm thick Schott Superwite glass, and the multi-coating is bonded in the middle to increase scratch resistance. Firecrest filters are neutral across all spectrums, including UV, visible, and infrared.
1 x 4×5.65″ ND 0.6 Filter
1 x 4×5.65″ ND 1.2 Filter
1 x 4×5.65″ ND 1.8 Filter
1 x 4×5.65″ ND 2.4 Filter
