what determines eye size for eyeglass frames
Measuring your eyeglass frames correctly allows you to order a replacement frame that will fit your lenses. Frames have four measurements that determine the overall shape and... Measuring your eyeglass frames correctly allows you to order a replacement frame that will fit your lenses. Frames have four measurements that determine the overall shape and size. The eye size is the width of the lenses; the vertical measurement is the height of the lenses; temple length determines how they sit on your ears; the bridge size accommodates your nose. Correct measurements of your frames allow you to replace broken frames and keep your existing lenses.