How to identify your sunglass model

How to identify your sunglasses model

Find your frame's model number and lens size in three quick steps.

Three steps to identifying any sunglass model

Your 3-step guide to identifying any sunglass model

Locating your model number is simpler than it looks. Use our step-by-step guide below to find the details printed on your frame.

Step 01

Find the brand or model name

First, look for a logo or brand name somewhere on the frame. Many sunglasses also carry a separate model name, usually printed on the inside of the temple arm. For instance, Ray-Ban is the brand, while Wayfarer is the model.

Spot your sunglasses brand or model name
Step 02

Find the model number

The model number is usually stamped on the inside of the temple arm or across the bridge. It typically opens with a couple of letters — 'RB' for Ray-Ban, 'OO' for Oakley — followed by a run of digits.

Find your sunglasses model number
Step 03

Work out your lens width

That run of digits usually covers lens width, bridge width, and temple length in one string. For example, '54□16 140' breaks down to a 54mm lens, 16mm bridge, and 140mm temple. It's the first number, the lens width, that matters most for a replacement lens order. Brands like Persol, Prada, and Ray-Ban often reuse a model number across several different sizes, so don't assume — check this figure carefully.

Work out your sunglass lens width
Can't find any numbers on the frame?
Prefer to watch?

Watch our technicians identify a frame in real time

If reading steps isn't your thing, this short video walks through exactly how our optical team pins down a sunglasses model and confirms the right lens fit.

Want to find new lenses for your frames?

Enter your model number or brand into our search bar, and select your sunglass model from the list. Pay close attention to the lens width, as many manufacturers have multiple sizes of the same model.

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Can't find your sunglass model?

Don't worry! If you've tried the steps above and are still unsure, our experienced team can assist. Shoot us an email with clear photos of your frames (front, inside arms, any markings) and we'll help you identify them.

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Custom made replacement lenses

If your model is truly unique or out of production, our custom-made lens service can craft a precision pair just for you. We engineer and design premium quality lenses, and install them at no extra cost. Send us your sunglasses, and we’ll take care of the rest.

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Your questions answered

Frequently asked questions about sunglass model identification

Why is knowing my exact sunglass model number crucial for ordering replacement lenses?
What if I can't find any numbers on my sunglasses' frame?
Are model numbers and sizing conventions consistent across all sunglass brands?
How do I accurately measure my lens size if the original numbers are missing or worn off?
Can The Sunglass Fix team help identify my frames if I send you photos?
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