PD Measure

PD Measure provides a free, private, and convenient way to determine your pupillary distance for ordering glasses online. This web-based utility offers multiple measurement methods: • Live webcam capture with real-time alignment • Photo upload using a selfie and a standard card • Printable ruler for offline, mirror-based measurement All measurements are processed directly on your device, ensuring complete privacy with no data uploads or storage. The tool delivers a total PD, monocular PDs for each eye, and near PD, along with a confidence score for accuracy. Designed for simplicity, PD Measure requires no sign-up, email, or app downloads. It's an ideal solution for anyone needing quick, reliable pupillary distance measurements without leaving their home, making online glasses purchases straightforward and accurate.