The Oou Eye Protection Device is a high-tech product of the Chinese Academy of Sciences. It is a second-level medical device for treating myopia in teenagers. It is the only invention patent in the country that has obtained Chinese and British invention patents and has been approved by the Food and Drug Administration. font size of therapeutic equipment. There are now two models, model 001 priced at 1,590 yuan and model 002 priced at 2,980 yuan. By training the adjustment function of the ciliary muscle on the lens, vision can be restored and improved. The ciliary muscle contracts when looking near and relaxes when looking far. This is completely in line with the visual physiological principles of the human eye. It adopts pure physical green therapy, which is safe and has no side effects. It can be effective on the spot after one treatment.