Whether a four-year-old child with hyperopia can see or not can be judged according to the condition of the child, if the condition is serious, then it can not be seen, if the condition is mild, then it can be seen, and the child should correct the habit of using the eyes. Hyperopia is mainly caused by the shortening of the anterior and posterior diameters of the eyeballs or the weakening of the refractive power of the refractive components of the eyeballs, and children will experience symptoms such as vision loss and visual fatigue. A four-year-old child with hyperopia is usually unable to see small objects if his hyperopia is more severe, but he can see small objects if his condition is relatively less severe. Parents are advised to urge their children to correct unhealthy eye habits in their daily life, avoid overuse of the eyes, and make sure that their eyes have sufficient rest and sleep. It is not possible to generalize whether a four-year-old child with hyperopia can see small things. Parents should take their children to the doctor in a timely manner and take appropriate interventions in accordance with the doctor’s instructions.