Myopic glasses how to choose lenses

For the choice of eyeglasses online cheap for myopia, the first choice is to go through a professional optometry doctor's degree test, on the basis of accurate test results, and then choose the right lens, it is appropriate to choose light weight, strong resistance to play, refractive index moderate lens, in addition to check whether the glasses company has obtained the production license of glasses products, lenses have qualified marks (certificates) and other information:

1, light lens weight: the lens of myopia glasses should try to choose some new materials, these materials make the lens wear light, such as PC lens, this lens is very light, very suitable for patients with high myopia or moderate myopia patients to wear. Traditional glass lenses see things refraction rate is better, more clear, but because of its weight is too large, it is easier to feel heavy;

2, the lens resistance is strong: myopia lens to choose a strong anti-strike ability of the lens, especially children patients are easy to break the lens, more dangerous, accidentally cut into the eye tissue;

3, the lens refraction coefficient is moderate: the lens tries to choose a lens with a moderate refraction coefficient, if the high myopia or ultra-high myopia patients, the refraction coefficient is higher, it means that the wearing lens will be thinner, that is, it will weigh less, and the overall feeling will be much better.

To sum up, the choice of lenses can not only focus on beauty, to make a personalized choice, such as ordinary myopia people should wear slightly red, slightly blue-purple optical lenses, in order to block most of the UV damage to the eyes; Students should buy optical resin lenses to increase wearing safety; People with high myopia should choose lenses with high refractive index and thin lenses to increase wearing comfort and aesthetics; The office relies on close to see the computer work group, can wear anti-blue light, anti-fatigue lenses; For people who are often outdoors, it is recommended to choose color-changing lenses, which can reduce the stimulation of outdoor sunlight on the eyes.