Oct 8, 2025 · These aren’t terms you’re likely to hear outside of these scenarios, so don’t worry if they’re new to you. In this guide, we’ll explain what pupillary distance (PD) is and how to measure it yourself …

Pupillary distance (PD) measures the distance between the centers of your pupils and is used to center a prescription lens accurately in your frames. Your optician will usually measure your PD or you can …

Aug 19, 2025 · How can I find my pupillary distance? You can find your pupillary distance with the help of an eye care professional, like an optician, optometrist or ophthalmologist. You can also do a self …

Feb 24, 2026 · If you’re ordering single-vision distance or everyday glasses, use distance PD. If you’re ordering reading-only glasses, near PD can be helpful (though some labs can also calculate it …

Sep 24, 2024 · If you’re ordering a new pair of glasses online, you may need to measure your pupillary distance yourself. Fortunately, there are several ways to measure pupillary distance from home.

Sep 18, 2023 · If you want to measure your PD, all you need is a ruler marked with millimeter (mm) increments and a mirror. Special rulers designed for PD measurement are available online from …

For best accuracy, measure 2–3 times and use the average. Stand approximately 8 inches (20 cm) away from a mirror, or ask a friend to help you at arm's length. Repeat the measurement 2–3 times …

Aug 26, 2025 · Learn how to measure PD (pupillary distance) for eyeglasses at home or with a helper. Step-by-step methods, monocular PD, tips for progressives, and common mistakes.

Jul 15, 2025 · Measuring PD is easy to do in a variety of ways. Measure it using a ruler, or printable measurements, experiment with online digital measurement tools, or consult an eye care specialist.

This article and our video tutorials will help you learn everything you need to know about pupillary distance, how it relates to your prescription, and how to measure it.