Myopia students not only need to correct vision correction, optometry, glasses with qualified, and must wear the right. Otherwise, it may cause unnecessary visual impairment. Some students with myopia wear glasses have the following problems:

First, the unclean. Glasses should be clean and clear, some students are ignored, get dirty lenses. Some glasses have been used for many years, the lens scratches, the impact of light through.

Two, frame distortion. Due to the long period of wearing glasses, will inevitably make by extrusion, stretching, frame distortion. When wearing the lens optical center can not be on the pupil, resulting in three prism effect, Damage visual acuity.

Three, far and wide. Students' myopia wear glasses, look far (such as look at the blackboard) wear, see close to wear a pair of glasses, aggravated the jiezhuangji adjustment burden, promote the development of myopia.

Four, by wearing glasses. Some students are suffering from myopia, you don't go to optometry, but there are others (as a brother sister, classmates) glasses. The blind approach, due to refraction, interpupillary distance, optical center and astigmatism axial deviation, often to eyesight produced extremely harmful influence.

It is not difficult to solve the problems mentioned above. First of all, the glasses in the period should pay attention to clean, rinse with water. Lens dirt, again with soft cloth or scrap free towel to wipe, unavailable Yijiao, finger wipe. To keep the glasses clean, to avoid scratches. If the lens scratches a lot, should be timely replacement lenses. Secondly, the glasses do not put in the pocket, bag, should be stored in the mirror box, properly preserved. That frame distortion, wearing comfortable, not "bad", please help professionals to timely correction. Third, myopia glasses, it is best to match two pairs, a pair of look far, a pair of eyes close, make the eyes more comfortable. Fourth, must not be arbitrary wearing glasses of others, must go to optometry, matching the right glasses.