High myopia matches glasses principle

 The principle that matchs lens of high myopia, it is the smallest degree, best corrective vision commonly, or change a kind of view to want to let an eye see clearly already namely, but also want to ensure eye comfort. If 1000-degree myopia is found after optometry, the vision can reach 1.0 or 1.2 if you wear 1000-degree glasses when getting Small Eyeglasses. However, after wearing glasses Pd Measurement, the eyes are uncomfortable and it is easy to suffer from eye pain or dizziness. On the other hand, if the degree is removed by 100 degrees, the visual acuity can still be maintained at 1.0 without any discomfort. In this case, 900 degrees should be chosen for glasses Pd Ruler. So high myopia matches the principle of glasses, want to let the eye see clearly already namely, want to let the eye see comfortably again. How To Measure Pd For Glasses?