订阅以获得我们的产品更新和特惠活动! 获取我们的最新产品和特惠活动! 订阅 The standard pupillary distance (PD) measurement is all-around 63mm but it really can differ from Individual to individual. You can ask for your PD measurement out of your optician when you get your prescription. You can even very easily evaluate your PD on your own: Phase one: https://donaldj665whs8.wikienlightenment.com/user