Hard Edge ND grads feature a neutral gray effect at the top of the filter that sharply transitions to clear at the center of the filter. The main function of a graduated ND is to balance the luminosity of the sky to the terrain below. The hard edge grad primarily used in photos that feature a defined and uninterrupted horizon, such as a seascape. Formatt-Hitech filters are made from the highest quality 1.5mm optical resin.
Resin filters and ultra flat design
Has excellent contrast
Completely transparent to the visible light spectrum
Has highest scratch resistance of any non-glass optical material
Resistant to most solvents, chemicals, aging and material fatigue
Ruggedness, light weight and portability
Great choice for photographers and HDSLR filmmakers
Dyed using our exclusive absorbing cell technology process
1.5mm Resin filters fit the full range of Formatt-Hitech aluminium holders as well as the Lucroit 100 and 165mm holder systems
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Advance Sound Company 157 Rome Street Farmingdale, NY 11735 USA (631)667-0973 www.advancesound.com