How to clear the glassware
First you need wash and dry your hands thoroughly,and rinse your glasses under a gentle stream of lukewarm tap water.Apply a small drop of lotion-free dishwashing liquid to each lens.Then gently rub both sides of the lenses and all parts of the frame for a few seconds.Rinse all sides of the glassware thoroughly.
At last gently shake the glasses to eliminate most of the water from the surface.Carefully dry the glass with a clean, lint-free towel.