Is There a Free App for Measuring Pupillary Distance?

Pupillary distance, also known as PD, is an important measurement to take when ordering glasses or contact lenses. It is also used in the fitting of monoculars and binoculars, as well as night vision goggles.

Until recently, you needed to visit an optometrist or ophthalmologist to obtain this measurement. But with the advent of modern technology, there are now free apps available that can measure your pupillary distance for you.

These apps use your phone’s camera and facial recognition software to take a picture of your face and accurately measure the distance between your pupils. All you need to do is stand in front of your phone’s camera and line up the image with a ruler that appears on the screen.

The app then uses sophisticated algorithms to calculate the measurement for you. This eliminates the need for an expensive and time-consuming trip to the optometrist or ophthalmologist’s office.

The accuracy of these apps has been proven through clinical trials at various universities around the world. The results show that they can accurately measure pupillary distances within a few millimeters – which is just as accurate as manual measurements taken by professionals in a doctor’s office setting.

These free apps are easy to use and provide accurate results in just a few seconds. They are becoming increasingly popular among those who need their pupillary distance measured quickly, conveniently, and accurately without having to go through all of the hassle associated with visiting an optician or ophthalmologist’s office.

Conclusion:

Yes, there are free apps available for measuring pupillary distance accurately and quickly without having to visit a doctor’s office.