Whether or not a child with 4.5 vision needs glasses is determined by the cause of the child’s vision loss. If it is caused by true myopia, the child will need glasses to correct the myopia and improve their vision. Whether children’s vision 4.5 needs glasses depends on the specific situation, can not be generalized, not all cases need to wear glasses, if the child is younger, the vision is not yet fully developed, the vision may be around 4.5, this situation is normal, do not need to wear glasses. However, for older children, the normal visual acuity should be higher than 4.5. If the optometry examination reveals that the vision loss is caused by myopia, the child can wear appropriate prescription glasses to correct the myopia and improve the vision. It is recommended that children with vision loss should seek prompt medical attention to assess their condition and follow the doctor’s instructions for treatment.