Sunglasses Size Calculator

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Determine the ideal sunglasses size based on your face width.

How To Use

How to use this calculator

Start with your values, or try a preset.

Step 1

Enter Face Width (cm) in the units shown.

Step 2

Read Ideal Lens Width and Sunglasses Size Category in the results panel. Results update as you change the inputs.

Step 3

Choose a preset to load an example, then adjust the values for your situation.

Worked Examples

See the inputs and their calculated results.

Face Width (cm): 12 cm

Ideal Lens Width: 78 mm; Sunglasses Size Category: Extra Large

Face Width (cm): 14 cm

Ideal Lens Width: 91 mm; Sunglasses Size Category: Extra Large

Face Width (cm): 16 cm

Ideal Lens Width: 104 mm; Sunglasses Size Category: Extra Large

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