Formatt 72mm HD ND.3 Filter
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Formatt 72mm HD ND.3 Filter Feature
- Glass filters are made with Schott Water White Optical glass
- Color and effects are digitally applied to a wafer thin mebrane layered between two pieces of ground glass. This process is called A.C.T(Absorption Cell Technology)
- All Formatt filters are polished to within 2 microns of optical flatness
- Formatt filters are 1mm thick and edge framed. All filters come with a individual wave deviation chart to certify quality.
- All filters come with a 10 year guarantee against fading or color shift.
