what is a slight astigmatism
Astigmatism is a condition of the eye which causes either blurred vision or a sense that each eye is seeing objects slightly differently. A structural problem â usually from either an unevenly curved cornea or lens â causes light coming into the eye to not focus correctly.stigmatism is a condition of the eye which causes either blurred vision or a sense that each eye is seeing objects slightly differently. A structural problem â usually from either an unevenly curved cornea or lens â causes light coming into the eye to not focus correctly.