10-year-old children naked eye visual acuity 4.7 can not necessarily be restored, pseudomyopia can be restored after treatment, true myopia is difficult to restore. 1. Pseudomyopia: 10-year-old children naked eye vision 4.7, after dilating the pupil vision can be restored to 5.0 is pseudomyopia, pseudomyopia is mainly due to ciliary muscle spasms caused by the choice of atropine sulfate eye drops or compound tropicamide eye drops eye drops, while avoiding eye fatigue, visual acuity can be restored to normal. 2. True myopia: no change in naked eye vision after dilating the pupils, may be true myopia, this situation needs to wear the appropriate degree of myopia glasses in time to prevent vision loss, and annual review of visual acuity. 7-year-old child naked eye vision 4.7, must promptly take the child to the regular hospital for pupil dilation optometry examination, according to the situation to choose oral medication or wear glasses, in addition to let the child to maintain good eye hygiene, avoid eye fatigue and so on.