Natural & Alternative Treatment

Category Archives: Astigmatism

Astigmatism – an astigmatism at children

Astigmatism – an astigmatism at children The children’s astigmatism is the visual impairment caused by that on one of axes the cornea of an eye refracts light beams more strongly, than on another. Because of it in an eye there are two optical focuses instead of one. Thus one of them is before …