Eye vision of 4.7 indicates that there is a mild decrease in vision, which may be pseudomyopia or true myopia, according to the situation, choose eye drops, wear myopia glasses and other ways to adjust. 1. Pseudomyopia: Pseudomyopia can occur when the light is not good or the eyes are tired due to prolonged use of the eyes, causing vision loss, and the damage is reversible, and can be adjusted by eye drops such as sodium vitrate drops and tropicamide drops. 2. True myopia: in addition to vision loss, true myopia will also have blurred vision, etc. The damage is irreversible and can only be relieved by wearing myopia glasses. Usually try to avoid eye fatigue, do eye exercises properly, do not read or write in poorly lit rooms; you can eat foods rich in vitamin A properly. Once vision loss occurs, go to the hospital in time to see a doctor, to clarify whether it is true myopia or pseudomyopia, and actively treat it, so as not to lead to more serious vision loss.