The utility model relates to a vision correction system and an operation method thereof.It is composed of an evaluation device and a correction device.The evaluation device is used to scan the eyeball of the recipient and record the curvature of the corneal sphere of the eyeball.And the orthotic device has an operation unit to receive the evaluation data recorded by the evaluation device.And the operation is converted into a correction data.The correction device has a laser unit which is controlled by the operation unit.According to the correction data, a correction area and a prevention area are respectively formed on the cornea of the eyeball.And the prevention area is formed into a multi-layer convex arc ring from the correction area.And each convex arc ring has different circle diameter.一種視力矯正系統及其操作方法，其係由一評量裝置及一矯正裝置所組成，評量裝置係對受術者眼球作掃描及紀錄眼球之角膜球面曲率成為一評量數據資料，而矯正裝置具有一運算單元以接收該評量裝置所紀錄之評量數據資料，並運算轉換為一矯正數據資料，而矯正裝置更具有一雷射單元受該運算單元控制，並依據該矯正數據資料以於受術者之眼球角膜上分別形成有一矯正區域及一預防區域，且預防區域係由位於矯正區域向外形成為多層凸弧圈，且各凸弧圈具有不同圈徑。
