We, RayMaterials Co., Ltd. have "Semi-Permanent High-Strength Anti-Fog Coating Technology".
This Anti-Fog Technology has been developed by ourselves and it has been applied on optical lenses.
Our Anti-Fog Optical Lens, RayFog, doesn't need spray and special cloths to keep Anti-Fog function.
One-time coating is enough to prevent fog on your lenses.
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