The coating is a thin film coating produced by the vacuum process. It will permit drops of water to slip from the lens, without leaving any marks. Providing clear vision without distortion.
The features:
　● Can be coated on all the base lens and all the Hongtai's coating
　● Provides a effect to protect the lens or all the coating made by Hongtai
　● Protects lens from water drop scarring and facilitates cleaning
　● Without leaving any marks