Can damaged glasses harm the eyes? The discountglasses are very delicate. Once there are scratches on the mirror surface, it will significantly affect the optical correction performance, not only failing to improve vision but also causing visual fatigue.

How often should glasses be replaced? Adult glasses should be replaced every one and a half to two years, as the lenses can age, scratch, and become damaged.

Adolescence is the peak period of eye use, and long-term close-eye use can easily lead to deepening myopia. Therefore, it is best to have regular checkups, and if there are changes in the degree, children's eyeglasses need to be replaced.

The lens is blurry and shows signs of yellowing, indicating that the lens has aged. It should be noted that the various parameters of the lens may have changed at this time and cannot achieve a good correction effect, so it is necessary to replace the eyeglasses online cheap lens as soon as possible.

The detachment of the lens film layer cannot be repaired. If the detachment position has affected the normal field of view and comfort, the eyes will use their adjustment ability in unclear situations, which can lead to visual fatigue for a long time, and the degree is likely to deepen. Suggest replacing immediately.

If the paint layer of the mirror frame falls off, it will affect the appearance. Secondly, if it is made of alloy copper material, it will rust and turn green. Copper green is toxic and can also corrode the skin. Please decide whether to replace it based on your situation.

Once the eyeglass frame is severely deformed, it cannot be restored. It is recommended to replace it immediately to avoid discomfort during wearing. If replacing the eyeglass frame, it is necessary to replace the lenses as well.