Lens Size

Frame & Lens Sizing Guide

Frame Width Measurement

The frame width is measured from one hinge to the other hinge. This measurement helps determine the overall fit of the glasses on your face.

Frame Width Measurement

Width & Height

How to Determine the Width and Height of the Lens for Each Shape

The width and height of the lens determine how large or small the lenses appear. Click on any image below to view the lens sizing table.

RECTANGLE SHAPES LENS WIDTH & HEIGHT CALCULATIONS

Lens Shape Code	Lens Width	Lens Height
100	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
105	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
110	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
115	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
120	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
125	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
130	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
135	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
140	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
150	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
160	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
170	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
180	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
190	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05

ROUND SHAPES LENS WIDTH & HEIGHT CALCULATIONS

Lens Shape Code	Lens Width	Lens Height
200	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
210	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
220	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
230	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
240	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
250	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
260	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
270	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05

SQUARE SHAPES LENS WIDTH & HEIGHT CALCULATIONS

Lens Shape Code	Lens Width	Lens Height
300	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
310	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
320	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
330	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
340	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
350	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
360	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
370	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
380	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05

CAT-EYE SHAPES LENS WIDTH & HEIGHT CALCULATIONS

Lens Shape Code	Lens Width	Lens Height
400	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
410	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
420	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
430	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
440	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
450	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
460	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05

OVAL SHAPES LENS WIDTH & HEIGHT CALCULATIONS

Lens Shape Code	Lens Width	Lens Height
500	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
510	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
520	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
530	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05

AVIATOR SHAPES LENS WIDTH & HEIGHT CALCULATIONS

Lens Shape Code	Lens Width	Lens Height
600	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
610	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
620	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
630	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
640	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
650	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
660	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05

HEART SHAPES LENS WIDTH & HEIGHT CALCULATIONS

Lens Shape Code	Lens Width	Lens Height
700	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
710	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
720	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
730	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05

SPECIALTY SHAPES LENS WIDTH & HEIGHT CALCULATIONS

Lens Shape Code	Lens Width	Lens Height
1000	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
1010	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
1020	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
1030	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
1040	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
1050	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
1060	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05
1070	(Frame Width - 30) ÷ 2	Lens Width ÷ 2.05

Examples

Lens Shape Code	Frame Width	Lens Width Calculation	Lens Height Calculation
170	138mm	138mm - 30 = 108mm → 108mm ÷ 2 = 54mm	54 ÷ 2 = 27mm