Buying prescription glasses for kids is not a simple thing, The kids glasses prescription must be accurate, including astigmatism axis, the horizontal axis, pupillary distance, all should be accurate and adjust well, then let your child wear glasses for 15 minutes to see if there are headaches, dizziness or other abnormal sensory and visual material being seen tilted, if your child feels uncomfortable while wearing eyeglasses, the glasses should be adjusted again. Many children do not understand myopia, and they may have been short-sighted and they do not tell their parents, if we find a child like to see things squinty, or move forward to see things and so on, the child may be short-sighted already, parents should take the kids to see the eye doctor. Getting a glasses prescription is not an easy thing if glasses are not suitable for matching, your child not only wears the eyeglasses uncomfortably but also may accelerate the development of myopia. When you find your children have myopia, you should take your children to see the eye doctor for an ophthalmic examination to exclude any illness caused by decreased vision. Taking your child to see an eye doctor can also detect whether the child is amblyopia. Amblyopia is not only poor eyesight but no three-dimensional visual function. The optimal treatment period for preschool, in the treatment of amblyopia in the 8-year-old best, to the 12-year-old re-treatment effect, will be poor. So, once you find your children are amblyopia, your children can get treatment right away.