Anti-fog Lens Cloth

Micro-fiber in the lens has a surface of evenly added layer, when you wipe the lens, the lens surface forms a uniform layer of hydrophilic molecular layer. When the lens enter the wet and warm environment from the low temperature environment, the lens do not form the mist on the surface of, guaranteeing the lens perspective effect. With just a wipe, you can get as long as 3 days anti-fog effect.
http://www.hnf-cleaningcloth.com