A physiotherapeutic apparatus for preventing and treating near sighted eye has a convex lens used as objective lens, lens cone, eyepiece, headgear and lens set.

一种防治近视眼的理疗器，它有作为物的、筒、目，还有头组，它用于人们在近距离上长时间用眼时戴在眼上，可以使被视物的像清楚、放大变远。