What does 55mm mean in sunglasses?
Amelia Brooks
Updated on April 01, 2026
What does 55mm mean in sunglasses?
Frame Size
| Frame Size | Eyeglasses | Sunglasses |
|---|---|---|
| Small | Below 48 mm | Below 55mm |
| Medium | 48 mm- 55 mm | 56 mm- 64 mm |
| Large | Above 55 mm | Above 64 mm |
What size is 55 in sunglasses?
Find your perfect sunglasses size in 2 easy steps:
| Suggested Frame Size | Face Size (temple to temple) |
|---|---|
| Small 49MM – 54MM | 4.5″ – 5.1″ |
| Regular 55MM – 57MM | 5.25″ – 5.5″ |
| Large 58MM – 63MM | 5.75″ – 6.25″ |
What does 50mm mean in sunglasses?
Temple length
| Fit | Eyeglasses | Sunglasses |
|---|---|---|
| Small | 50mm and below | 55mm and below |
| Medium | 51mm–54mm | 56mm–64mm |
| Large | 55mm and above | 65mm and above |
How do I know my sunglasses size?
You can measure the distance between your temples to find the perfect sunglass size for your face. Start by looking into a mirror and then placing a straight ruler so it is lined up with each temple. Measure the distance across your face, from one temple to the other. That distance is the best frame size for your face.
What size glasses should I get?
The width of your frames should not be wider than the width of your face at the temples. The top of your frames should be no higher than the line of your eyebrows. The lower edge of the frames shouldn’t sit on your cheeks otherwise they will start to rub against your skin and cause irritation.
What does C mean on sunglasses?
C. Carbon fiber: a distinct material used for sunglass frames that is very strong and hard to adjust.
What is the slang word for sunglasses?
Sunglass Lingo Guide. They also tend to be more comfortable for the wearer and are usually more durable. Shades – A slang word for sunglasses derived from sun-shades. Sun Cheaters – Another slang word for sunglasses used in the early 20th century. Glare – A shiny or intense reflection from a flat surface.
What is the size of a pair of 58mm aviator sunglasses?
By way of example a pair of Randolph Engineering Aviator Sunglasses with a size of “58mm” would have a frame width of 146mm, or 5.750″ inches. If the sunglasses are listed as “Small”, “Medium” or “Large” they would most likely be equivalent as follows: Large – 58mm, or 5.750 inches.
What is the size of a small sunglasses?
Small – 52mm, or 5.000 inches; Medium – 55mm, or 5.250 inches; Large – 58mm, or 5.750 inches. In some cases they simply label the sunglasses as small, medium, large or extra large.
What does 58mm stand for?
When the sunglass size is indicated as “58mm”, this refers to the width of one of the lenses in the sunglasses. Above you see an image and the size “58mm” is measurement “A”, or the width of one of the lenses at it’s widest point.
