Which kind of myopia glasses lens is good

summary

There are many people who are short-sighted in their life. When they are short-sighted, they have to choose glasses. But when they choose glasses, they are often at a loss. Facing the eyes full of Linglang, people don't know which one to choose. Let's share with you in detail.

Which kind of myopia glasses lens is good

First: as long as the quality of lens is qualified, there is no good or bad problem. There is a big difference between the eyesight of two eyes, which may cause eye discomfort, such as fatigue, diplopia and so on. It's better to wear glasses at present. But we must go to the regular optical shop and specialized hospital for optometry.

The key is to pay attention to eye hygiene. At present, we should take a cautious attitude to the surgical treatment. In peacetime, we should learn to protect our eyes and let our eyes rest more.

Third: there are three kinds of lens materials: glass, resin and crystal. But in general, myopia only glass or resin, crystal rarely used. Glass advantages: a good light transmittance. B because the refractive index is generally higher than that of the resin sheet, it looks thinner. C is not easy to scratch when rubbing, that is, the hardness is high. Ordinary glass is a little cheaper. The disadvantage is that it is easy to break and heavy.

matters needing attention

Usually we should pay attention to reading time is not too long, do not watch TV for a long time mobile phone, protect your eyes, avoid too tired.