Q: Hi, I’m trying to get sunglasses for my daughter and I put in her prescription but it’s asking me for PD but it’s does not have it in her prescription, please help!!
A: Dear Nereida Buenrostro, If you don\'t know the PD,
you have rights to contact the doctor/optometrist to get the accurate PD value, or you can download this APP to measure it: https://www.glassifyme.com/pd-meter-app/ .