2filter.com is an Authorized United States Distributor for Haida Filters
Made from high quality K9 optical glass, the Haida Red Diamond filter line features a shockproof and scratch-resistant design with an anti-reflection, water, oil, and fingerprint proof Nano multicoating on both sides of the filter. Each filter features a rounded R5 corner to make the filter easier to handle and insert and remove from the filter holder, and the anti-color cast properties assure that the Red Diamond series will have zero color cast.
The Red Diamond Neutral Density filter line is available as 150x150mm solid Neutral Density filters, and 150x170mm Graduated filters. Red Diamond Grads are available in Soft, Medium, Hard, and Reverse transitions.