If you feel dizzy or distorted by wearing just the right prescription, you can only reduce the prescription to ensure comfort. If you feel dizzy or distorted when wearing new glasses, you can reduce the prescription to ensure the durability and comfort of your vision. Children are usually recommended to wear more appropriate glasses because of their strong adaptability, usually just the right amount of optometry, that is, to ensure that the vision is around 1.0 degrees, which is more helpful for the overall development of vision. Adults can be based on their vision needs, if the vision requirements for distance is not very high, lower 50 degrees to ensure the comfort is perfectly fine.