How To Buy Reading Glasses From Prescription Official

If your prescription has Cylinder (CYL) and Axis numbers, copy them exactly; they do not change for reading glasses. 2. Adjust Your Pupillary Distance (PD) PD is the distance between your pupils in millimeters.

Your eyes turn inward when reading, so your "Near PD" is typically 2-3 mm narrower than your "Distance PD". how to buy reading glasses from prescription

If SPH is +1.00 and ADD is +1.75 , your reading power is +2.75 . If your prescription has Cylinder (CYL) and Axis