Many people have different degrees of difference between the two eyes, which makes the glasses uncomfortable. It is either uncomfortable or double-viewing, or it is particularly easy to fatigue. In short, everyone is very wary about their own optician experience. But this situation is not caused by a short time, but from the very early days when you started myopia or began visual development, this problem has already formed, and then slowly led to the emergence of serious problems. The above two eyes are not equal in diopter, let's call it anisometropia. Forms include: Binocular myopia, one eye is higher than the other eye, or astigmatism is different. One eye is nearsighted and one eye is normal One eye myopia, one eye hyperopia. Both eyes are farsighted, one is higher than the other. One eye is farsighted and the other e...