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After deciding your eyeglasses lenses and frames in a local store or online site, the vendor usually ask the question that if you need to order some special coatings for the lenses. Actually, there are many types of such coatings, such as AR, anti-scratched, mirror coatings .etc, and each of them has its own effect of making the lenses much more attractive and worthwhile. Among these three kinds, AR coating is the most common one, which is also as know as Anti-reflective coating, and nearly every lens is fixed with it when they are coming out from the factory as the blank, no matter if you need your lenses to be introduced in prescription glasses or sunglasses!
So, how do you know about this special coating? Perhaps, it is a common idea that lenses under this treatment can eliminate glare effectively, both from inside and outside of your eyeglasses. That’s the reason why so many drivers love to wear them at night, they can use them to reflect the glare from the surface of the road and headlight of the coming cars. Here is the main principle of this function, it is widely know that eyeglasses lenses can block some light coming to your eyes more or less because of the additional reflection, so, your visual acuity may be decreased, and AR coatings are introduced at this situation for improving transmission rate. People from both outside and inside a glasses lens will have a clear vision without any glare! What’s more, your lenses can be appeared to be thinner if your take this coating, for example, they are perfect for high index lenses, your strong prescription will be hidden by the thin edges of your glasses lenses!
But there are some problems of AR coatings, such as getting dirty quickly and scratch easier. Though some manufactures can guarantee you a easy cleaning and significantly tougher eyeglasses lenses coating, there are still more attentions need to be take special care. Here are my several tips for you:
1. In order to remove all the particles and debris from a lens, you need to use tepid water to rinse the surface of the lenses, and this step must be guaranteed!
2. Using a small amount of dish soap to lenses and rub soapy water on eyeglasses slowly to clean the entire surface of the lens!
3. Rinse the lenses again at the tepid water, and shake the excess water gently
4. Apply a cleaning cloth, which should be specially gotten from your optician, to wipe your eyeglasses lenses dry!
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