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Want to know your glasses size? We’ll teach you how to read and take these measurements, as well as how to pick out some perfectly sized frames. What Do the Numbers on Glasses Mean?
Knowing how to read your eyeglasses size will help you find the best fit, especially when shopping for glasses online. Your glasses size is made up of 3 numbers that indicate measurements in millimeters, such as “45 20-135.” The first number will be the eye size, which measures the width of 1 lens.
Below is a helpful guide to understanding glasses measurements and sizes when looking for your next pair of eyeglasses or sunglasses. To ensure your frames fit correctly, you must first determine what frame size is best for you.
The key measurements that describe eyeglass sizes are the eye size, bridge width and temple length. All three eyeglass and sunglass frame measurements are specified in millimeters (mm). For example, let’s say you see these three numbers on the inside of your frames: 48-19-140.
How to Read Glasses Measurements. You might be prescribed glasses to treat myopia (nearsightedness), hyperopia (farsightedness), or astigmatism. 2 Or you may just wear everyday sunglasses. All glasses have measurements that indicate their size. They’re typically listed on your eyeglasses’ temples (or the arms).
Learn how to measure your eyeglasses frames size with our DIY infographic. Take control of your eyewear fit. Read more at Zenni Optical.
Explore the guide to eyeglasses frame size chart and understand what the numbers mean at All About Vision. See why these measurements are important. Find out how to interpret the meaning of those small numbers stamped on the inside of your eyeglass frames.