Children's vision 4.7 normal?

Children's vision 4.7 generally belongs to abnormal conditions.

Children's vision will gradually improve with age, generally at the age of three vision can reach 4.7, at the age of seven will be consistent with adults, usually should reach 5.0, children's vision 4.7 belongs to abnormal conditions, in general and excessive use of eyes, long-term use of electronic products or refractive errors and other factors, it is recommended that parents take their children to the hospital for further examination, clear the specific reasons for poor vision. If the diagnosis is ametropia, correction needs to be taken in time to prevent a decline in vision progress.