A 6 year old child with 4.6 vision is mostly abnormal. Usually, the normal vision range of a 6-year-old child should be above 5.0, 6-year-old child vision 4.6 belongs to the situation of low vision, the child’s eyes may have myopia, hyperopia, astigmatism, etc., and need to carry out dilated optometry and other examinations to understand the cause of the disease. 6-year-old child vision 4.6 need to be corrected, should be in a clear cause for targeted treatment, such as 6-year-old child vision 4.6 is caused by myopia, you need to give the child to choose the right degree of frame glasses or corneal contact lenses to wear corrective; such as astigmatism caused by the same need to choose the right glasses to correct, and urge the child to develop good eye habits. Parents found that 6-year-old children with visual acuity of 4.6, should promptly take the child to the hospital ophthalmology department for a detailed examination, to clarify the cause of the disease, and comply with the doctor’s instructions for treatment.