How long do glasses need to be replaced?

Myopia is a very normal thing. Many people will have myopia. At this time, we need a pair of glasses to help us see things clearly. In the minds of the older generation, many people think that glasses can be used for a while and do not need to be replaced. In fact, if you keep using a pair of glasses, it is easy to cause damage to your eyes. So what should you do?

Nowadays, many adults tend to wear glasses until they are broken or cannot be used. In fact, if the lens is used beyond the expiration date, it is easy to deform due to long-term wearing, resulting in discomfort and wear, which may lead to accelerated myopia. Therefore, it is recommended that adults re-examine their eyes and glasses every two years to see if they need to adjust the frame or re-fit the glasses. If any parameter changes, the glasses that were originally suitable may no longer be suitable.

In addition, most people may not have undergone optometry and refraction review when fitting glasses for the first time, and only fit glasses based on their previous degrees. In fact, this practice is wrong. Vision will change over time. If you wear glasses according to the previous degree, it is likely that they will not match your actual vision and hurt your eyes. The same is true for contact lenses. You must re-check your eyesight before wearing glasses. It is also worth mentioning that once there are scratches on the mirror surface of the glasses, it will significantly affect its correction performance, so it is necessary to regularly maintain and check the glasses to keep them clear.

Generally, myopia within 600 degrees in children and adolescents can only be stable around 18-20 years old, and the degree will basically not change after adulthood. Children and adolescents should replace lenses or glasses at any time as their myopia deepens. The refractive power can be re-tested every six months. If there is a change of more than 50 degrees, it must be replaced! Adults aged 25 to 40 generally have relatively stable vision and do not need to be replaced so frequently.

HappyVogue Glasses Network reminds that glasses are not meant to be worn all the time, but need to be replaced in time to avoid worsening of your vision due to inappropriate degrees, lens damage, etc. Therefore, we must cherish our eyes and replace them in time when we find problems with our glasses.

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