Myopia 150 in 6 year old children can be and is necessary to be corrected, timely and effective correction has a positive effect on visual development and amblyopia prevention. For 6-year-old children in the critical period of visual development, the occurrence of 100 degrees and above the true myopia should be vigilant, this situation is not only can be corrected and is necessary to correct in a timely manner, it is recommended to choose a professional and experienced hospitals or institutions for optometry and spectacle testing and fitting, and should be regularly reviewed to control the effect and replacement of unsuitable lenses. 6-year-old children myopia 150 degrees should also rule out adjustment and other factors leading to pseudomyopia, before the optometry to be prescribed by the doctor to atropine or tropicamide relaxation of the adjustment, in order to obtain a more accurate match of the degree of optometry, if not corrected in a timely manner may lead to rapid growth of myopia, and have the possibility of causing amblyopia. It is recommended to pay attention to myopia prevention, control and correction for children and adolescents, make timely corrections, adjust unhealthy eye habits as well as regular checkups to avoid the emergence of amblyopia, high myopia and other serious conditions.