12/8/2023 0 Comments Eye pupil distance measurements![]() ![]() The pupillary distance can be found at the bottom of your prescription card, as your eye doctor or specialist usually measures it. That's why measuring the pupillary distance carefully is key to getting the best vision possible out of your new pair of glasses or contact lenses.Ĭan you measure Pupillary Distance yourself? It can take only a few seconds to write down or snap a photo of your PD, but if you don't get this correct during an eye exam, it could mean the difference between clear vision and a distorted lens. When you measure your pupillary distance, you provide eyeglass makers with essential information needed to make sure your vision correction will be perfect for you. The monocular PD measures each eye separately and lets the eyeglass maker see exactly how much space there should be between your eyes for optimum viewing performance. Pupillary distance (PD) is an important step in getting glasses as it helps lens makers determine the center of your lenses. To have the clearest vision, the distance between the center of the left lens and the right lens should be the same as the distance between your pupils. Pupillary distance is the distance between your pupils and is crucial knowledge when fitting your prescription eyewear. ![]() That is why we've put together an easy guide to everything you need to know about reading your pupillary distance. Coming across terms like pupillary distance (PD) and not knowing what it is can be frustrating. Once you've got your PD measurement, input the numbers in your cart and you're good to go.If you're planning on placing your first order of prescription glasses online, it may initially seem a little intimidating. Repeat the process again to make sure the measurement is right. ![]() Use the number that lines up with your right pupil. Let your friend repeat the process on your left eye by measuring the distance from your left pupil To be certain of the result, let your friend measure a few more times to Measure the distance from your right to your left pupil. Your right so the zero end lines up with your pupil. Look straight ahead with both eyes open facing your friend. METHOD TWO (Making someone help you measure). you also need to measure the distance from two pupils to the center of nose respectively to make sure that if you have two PDs(OD & OS). Close your right eye and note the reading directly over your left pupil. Close your left eye and align the ruler’s zero to the center of your right pupil. Position yourself approximately 8 inches (20cm) away from a mirror or yourself arm’s length from your friend. ![]() a) Measuring it by yourself and b) Making a friend help you measure. There are two methods one can measure the pupillary distance. How then do we measure the Pupillary Distance (PD)? Pupillary distance is an essential value in an eyeglass prescription because it helps ensure that the optical centers of the lenses are aligned properly with your pupils. Nevertheless, it's important to note that pupillary distance can vary among individuals. The average pupillary distance (PD) for women is approximately 60 mm, while for men, it is around 64 mm. The average adult pupillary distance (PD) value range is typically between 54 and 74 millimeters. It is the measurement, in millimeters, between the centers of your two pupils. ![]()
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