We have studied to investigate the causes and the degree of complaints of the spectacle wearers in Korean middle school student. Data were collected using a self questionaires, examination of fitting condition of the spectacles, ophthalmic dispensing state from 54 spectacles wearers. The results are as follow : 1. The most common causes of physical complaints are slipping forward(73.1%), nose pressure(67.3%), loose or wobbly(50.0%) and the most popular causes of visual complaints are dizzy(40.3%) 2. The degree of physical complaints are slipping forward(l.O), nose pressure (0.8), loose or wobbly(0.7) and the degree of visual complaints are dizzy(0.6) 3. The degree of physical complaints are serious in the case where the adjustment state of the spectacles is improper and it slips forward even in the proper adjustment state. 4. In the spectacles wearers group who experienced dizzy complaint and ohjeet size change, there is more BO prism effect than the other group who didn't experience visual complaint, but there 1s no BI and vertical prism effect between those groups. 5. The spherical equivalent difference has no effect on the visual complaint of the spectacle wearers in middle school ages. As the result, the most common causes of the spectacle wearers in the middle school ages are slipping forward and dizzy and whose degree are more serious than the other causes. And the spectacle adjustment state, prism effect and spherical equivalent difference have no effect on the complaints of the spectacle wearers in middle school ages.