Formatt-Hitech releases Ultra Cine Superslim Firecrest IRND filters
Fstoppers Reviews Formatt-Hitech Firecrest Ultra ND Filters: The Sharpest Filters I've Ever Used | Fstoppers
Amazon.com : Formatt Hitech Firecrest 85mm ND Starter Kit – Professional Grade ND Grad Camera Filters – Hyper Neutral Across All Light Spectrums – 85mm Hyper Neutral Density Camera Filter Kit for Beginners : Electronics
Hitech 100mm Resin Standard ND Filters
Firecrest Ultra 100x150mm Neutral Density Soft Edge Long Grad Filter
Kits
Formatt 2mm Firecrest Ultra Cine Superslim 4x5.65 IRND filters set First Look - Newsshooter