A new innovative anti-fog coating on polycarbonate eye lens has been developed by a plastic optic manufacturing company called Fosta Tek Optics, USA . The coating is a more permanent technology with a longer useful life in the field, a feature especially important for military eyewear. New Army specification calls for complete resistance to fogging, wherein the coating must show no more than 6% haze increase when tested for abrasion resistance, and must also demonstrate superior resistance to degradation resulting from contact with bug spray and bleach.
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http://plastemart.com/upload/Literature/Anewanti-fogcoatingforPC.asp
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