Eyeglass size guide: How to easily choose the right eyeglass size with Optic?
OPTIQUE
OPTIQUE
7 February 2026

Choosing the right eyeglass size is one of the most important factors affecting both comfort and appearance. Even if glasses are stylish and fashionable, an ill-fitting pair can cause discomfort, such as pressure on the nose, constant slipping, or a feeling of instability. Therefore, Optic Store is committed to providing a clear and simple eyeglass size guide to help customers confidently and clearly select their perfect pair.


Why is eyeglass size important?

The size of eyeglasses not only affects appearance but also plays a crucial role in daily comfort. Eyeglasses that are the correct size:

  • It fits comfortably on the face
  • Do not press on the nose or behind the ear
  • Provides a better field of vision
  • It gives a harmonious look to the face shape.


For this reason, global eyewear stores rely on accurate measurement systems that help the customer find the most suitable size for him.


Where can I find my glasses size?

If you have an old, comfortable pair of glasses, you can simply look at the inside of the temple, where you will find numbers like:

52 – 18 – 135

These figures represent:

Lens Width

Bridge width (above the nose)

Temple Length

All of them are measured in millimeters, which is the basis for determining the size of glasses.



Explanation of eyeglass size elements

To understand eyeglass size more accurately, here is a simplified explanation:

Lens width: Determines the size of the glasses on the face, and is the primary factor in classifying sizes (small - medium - large).

Bridge width: The distance between the two lenses above the nose, and it should be comfortable so as not to cause pressure or slippage.

Arm length: Determines how securely the glasses stay behind the ear.




Eyeglasses size chart

To make the selection process easier, Optic Store relies on a clear size chart based on global guidelines for choosing eyeglasses:

55-57

This table is based primarily on lens width , which is the most commonly used measurement when classifying eyeglass sizes.



How do you choose your correct size?

To choose the right glasses size :

  1. Determine your current glasses size, if applicable.
  2. Compare the lens width to the size chart.
  3. Choose the size that best suits your face shape.
  4. Make sure the bridge is comfortable and does not cause pressure.

It is always advisable to choose a size that offers a balance between comfort and appearance, especially for daily use or for extended periods.



Summary

Choosing the right eyeglass size is just as important as selecting the style or color. With a clear size guide and a simplified chart like those provided by Optic, selecting the perfect pair of glasses becomes easier and more accurate. Paying attention to the fit ensures a comfortable wearing experience and makes your glasses both a practical and stylish accessory.