Generally speaking, the average pupillary distance of adult females is from 58mm to 62mm. There are three kinds of pupillary distance and all of them have to be measured, including the distance PD, near PD. Whether you are nearsighted or farsighted, you should have your pupillary distance measured when you are buying eyeglasses for vision correction. If your pupillary distance is wrongly measured, then you will feel your eyes very uncomfortable and your eyesight even worse in spite of good eye glasses with accurate prescription. When you are buying eyeglasses, the doctor will measure your pupillary distance for you, and you do not have to do it yourself. But if you would like to measure it by yourself first, you can refer to the following website to have a test. But you had better go to the standard shop or hospital to make sure to get a accurate pupillary distance. Besides, the another website in the below is also for you if you want to have a look at the eyeglasses of different kinds.