• 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.

Product Description
The Formatt Soft Effects filters are manufactured using a revolutionary process that essentially creates an optical distortion throughout the filter. This clean distortion is the result of strategically placed optical dots within the filter surface, which creates an even softening with the object…. More >>

Formatt 4X4 Clear HD/DV Soft Effects #3 Filter