This International Standard specifies fundamental requirements for unglazed spectacle frames designed for
use with all prescription lenses, and is applicable to frames at the point of sale to the retailer, by the
manufacturer or supplier.
It is applicable to all spectacle frame types including rimless mounts, semi-rimless mounts and folding
spectacle frames. This International Standard is applicable to spectacle frames made from natural organic
materials.
NOTE See Annex A for recommendations on the design of spectacle frames.
This International Standard is not applicable to complete custom-made spectacle frames or to products
designed specifically to provide personal eye protection.