If you take the following methods to clean glasses, you can avoid some unnecessary trouble. Before you wipe lens, you had better to use tap water for flushing, and also you can use neutral soap or special detergent cleaning. Then, use special lens to make them clean. Cleaning frame between the hairlines, you can use soft old toothbrush, scrub gently and remove dirt. In daily life, you should try to avoid high temperature, because high temperatures will due to the membrane layer and lens base material have the inconsistency of heat bilges cold shrink, causing membrane layer damage or even fall off. Also you should avoid strong organic solvents, such as acetone, ether and perfume and so on, because these organic will have effect on the lens surface. In addition, you should also develop the habit to place glasses well. To prevent glasses by weight, you can keep the glasses placed in collection box.
It's simple to clean the sunglass, please listen to me. Wash it with clean water after wearing. Then softly wipe the water which remain in the glasses, put it in a ventilated place to blow dry. If there's some oil stain attached in the lenses, apply a little drop of liquid soap and use water to wash after it, which will be ok to get rid of it. But please pay attention that the dry cloth can not use to rub the surface of lenses to prevent from scratch and the increasing of blur area. Make sure the glasses are put in the shade and cool place other than under the blazing sun for quite a long time for the sake of deformation possibility. The resin lenses of sunglasses are not so durable, so the method of water washing is better than cloth rubbing. Thus the lenses would be clean and the scratching will be effectively avoided. To the summary, avoid hard staff to clean the surface of sunglasses and dry in the shade or absorb the water with soft cloth other than rub it directly will make sure your sunglasses' longevity of life span.
Yeah, the eyeglasses with resin are easily scratched. When you clean your eyeglasses, you should keep in mind that not using your fingers to touch the lenses. You can just use the clean water to wash the lenses. And the cloth you use to dry it at last should be smooth, with no point things. You should be careful when cleaning your eyeglasses.
The best things to clean eyeglasses without scratching them are Soap and water. Just remember that you should not spray Windex on your glasses, and not breathe a fine mist on them and use a tissue. You can use a mild dish soap and water. Water will remove dirt and debris from your lens, without scratching your lens. Then you should make sure you don't use hot water, as it has been known to "crack" coatings in some cases. Cold or warm water should be fine. Using soap such as mild dish soap isn't going to eat away at any coatings.
The best way to clean your glasses, is to run them under warm water and put a tiny drop of dishwashing detergent on the tip of your fingers to create a lather on the lens. Then rinse with warm water, and dry with a clean, soft cotton cloth.