Eye Prescription

Woman wearing tortoiseshell glasses being fitted with a red-tipped measuring tool.

How to Read Your Eye Prescription

Pupillary Distance (PD) measurement between eyes and Optical Center alignment in glasses.

Answering Your Top Questions About Pupillary Distance (PD)

Woman and child smiling at a tablet screen while sitting on a white couch.

Maximizing Your Blue Light Protection: When Should You Wear Zenni’s Blokz?

Man in sunglasses with greying hair in pool, woman in sunglasses reading on pink and white striped towel.

General Eye Health Facts Everyone Should Know

ZENNI OPTICAL EYEGLASSES prescription form. Patient: John Smith. O.D: +0.25 -1.25 158. O.S: +0.50 -1.00 048.

What You Need to Know About Your Eye Prescriptions

Pupillary Distance Measurement between two illustrated eyes with blue irises and arrows indicating distance.

What is my PD? What is PD and What Does it mean?

Optometrist adjusts eyeglasses on patient. Eye chart in the background reads: "EKATZHQWV YOELKSFDI OXPHBZD NLTAVR OHSUE MCF ZU."

Enhance Your Vision: Understanding the Importance of Add-On Eye Prescription