TOM MILLER
EYEWEAR SIZE GUIDE
At Tom Miller, we understand that finding the perfect fit for your eyewear is essential for both comfort and style. Our size guide will help you determine the right frame size for your face.
MEASUREMENTS
How to Read Frame Size
Most eyeglass frames have three numbers printed on the inside of the temple (arm) that indicate the frame dimensions. Example: a frame marked 50-18-145 means lens width 50mm, bridge width 18mm, and temple length 145mm.
40–60mm
LENS WIDTH
Width of one lens
14–24mm
BRIDGE WIDTH
Distance between lenses
135–155mm
TEMPLE LENGTH
Length of the arm
REFERENCE
Frame Size Chart
| SIZE | LENS WIDTH | BRIDGE WIDTH | TEMPLE LENGTH | FACE SHAPE |
|---|---|---|---|---|
| Small | 40–48mm | 14–18mm | 135–140mm | Narrow, petite faces |
| Medium | 49–54mm | 19–21mm | 141–145mm | Average faces |
| Large | 55–60mm | 22–24mm | 146–155mm | Wide faces |
STYLE
Face Shape & Frame Guide
Oval
Balanced proportions. Most frame styles work beautifully.
Round
Soft curves, full cheeks. Angular or rectangular frames add definition.
Square
Strong jawline, broad forehead. Round or oval frames soften angles.
Heart
Wider forehead, narrower chin. Bottom-heavy or cat-eye frames balance features.
COMFORT
Tips for a Perfect Fit
✓
Frames should sit evenly on your nose without slipping.
✓
Temples should rest comfortably on your ears without pressure.
✓
Lenses should cover your eyes completely without touching your cheeks.
✓
When smiling, the frames shouldn't move or slide down your nose.
STILL NOT SURE?
We're Here to Guide You
If you're unsure about your size or need assistance, our customer service team is ready to help you find the perfect fit.
CONTACT US