I needed my PD to get prescription lenses for my Oculus headset and it wasn't on my prescription. On a whim I asked at a glasses store in the mall if they coul

I needed my PD to get prescription lenses for my Oculus headset and it wasn't on my prescription. On a whim I asked at a glasses store in the mall if they could measure mine. They happily did it for free. Your milage may vary on that of course, depending on the person you interact with.