International standard
Ophthalmic optics — Spectacle lenses — Aspects of three-dimensional properties and reference markings
Published Jul 17, 2024
This document is applicable to the three-dimensional aspects of spectacle lenses and their mounting in frames. It gives possible details of how these aspects can be taken into account, particularly for lenses with their permanent reference engravings (markings) on their back surface.
Contains information from ISO Open Data (https://www.iso.org/open-data.html), made available under the ODC Attribution License (ODC-By) v1.0.