SizeRoute / Eyewear frame dimensions reader
Direct dimensional reading
Enter the frame marking
Enter three positive dimensions.
Lens width
Bridge width
Temple length
Geometric comparison value
= two lens widths + bridge width.
This is a boxed-dimension span, not a guaranteed outside frame width. Endpieces and frame design can add width.
Reference basis: ISO 8624:2020 — spectacle-frame measuring system and vocabulary.