Lens Lab

From Exam to Pickup

The prescription glasses guide: the exam, the frames, the lenses, and the questions that save you money.

By James Stone

Issue #1 · Published Oct 19, 2026

Buying prescription glasses is a four-step process, and most people only think about step three. Step one is the exam — and it's changed. Remote and tele-optometry exams are now part of mainstream optical retail, and digital measurement tools have made your numbers easier to capture and keep. Remote eye care is real and growing, though a comprehensive in-person exam still catches things a camera can't. Get the exam your eyes need, then get the numbers: your full prescription and your pupillary distance. You own that data. Take it with you.

Step two is frames, and fit beats fashion. The frame should sit level, the lenses should center on your eyes, the bridge shouldn't pinch or slide, and the temples should hug without pressing. Strong prescriptions want smaller, rounder, full-rim frames — they hide edge thickness and keep the optics centered. This is the step people rush and regret. Try them on, move your head, look down. If they slide in the shop, they'll slide forever.

Step three is lenses: material and coatings, covered on pages 41 and 42. Match the material to your prescription strength and your life, get anti-reflective coating, confirm UV protection, and think twice about every add-on. Step four is the questions. Ask: what progressive design tier is this? Is the scratch coating included or extra? What's the warranty and remake policy? Can I see the lens thickness estimate before you cut them? A good optician answers all four without flinching. A shop that can't answer them doesn't deserve your prescription. Talk to your eye doctor — not a salesperson — about what your eyes need.

Sources: Cleveland Clinic, Pupillary Distance (PD): What It Is & How To Measure; ZEISS, A checklist for buying new eyeglasses.

Own your prescription, interrogate the add-ons, and never rush the fitting.