Keep your phone in hand every day, stay up all night playing games, and burn the midnight oil during the final exam week. Overuse of the eyes by college students has become a very common phenomenon. In addition to reading and studying, frequent exposure to electronic products such as mobile phones and computers can easily cause eye fatigue and harmful blue light damage.

If the use of the eyes cannot be improved for a long time, it will lead to myopia. So many students will face a problem shortly after entering university, which is to match their cheap eyeglasses nearby.

For first-time children's eyeglasses enthusiasts, if they have no knowledge of glasses, it is easy to get a pair of glasses that is not suitable for them, resulting in poor visual clarity, object deformation, increased eye fatigue, and the possibility of dizziness, headache, and nausea. Therefore, we need to choose the appropriate cheap eyeglasses near me.

Lenses are divided into spherical and aspherical lenses. Compared to the former, the edges of aspherical lenses are not distorted, corrected for aberration, and have less distortion. When wearing glasses, you can choose nonspherical lenses for a clearer field of view.

As the degree increases, the lenses also continue to thicken. Thick lenses not only affect aesthetics but also bring many inconveniences. In fact, the thickness of a lens is also related to its refractive index. When the center thickness is the same, the higher the refractive index of a lens with the same degree but different refractive indices, the thinner the edge of the lens. This is also one of the important reference standards for purchasing lenses.