What you need to do is go to the nearby optical shop
You need to do is to the nearby optical shop, or go to the hospital to check your eyes, the need to check is also very simple, nothing more than myopia, whether astigmatism, if there is astigmatism, then astigmatism and astigmatism axis, The last is the interpupillary distance, that is, the distance between the two eye center, for those who do not have astigmatism need to give the parameters of myopia and interpupillary distance, with astigmatism need to give the number of myopia, astigmatism, Pupil distance.
