# ISO 8624:1991 — Withdrawn and superseded ISO standards For ISO 8624:1991, item title is Optics and optical instruments — Ophthalmic optics — Measuring system for spectacle frames; status code is 9599; successor is ISO 8624:2002; withdrawn / published date is 1991-11-14, recorded from its source on 2026-08-05. - **Identifier:** ISO 8624:1991 _(verified: appears in the quote below)_ - **Item title:** Optics and optical instruments — Ophthalmic optics — Measuring system for spectacle frames _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 8624:2002 - **Withdrawn / published date:** 1991-11-14 _(verified: appears in the quote below)_ ## What the source says > 15952,IS,,ISO 8624:1991,Optics and optical instruments — Ophthalmic optics — Measuring system for spectacle frames,Optique et instruments d'optique — Optique ophtalmique — Système de mesure des montures de lunettes,1991-11-14,1,['11.040.70'],ISO/TC 172/SC 7,9599,,[29883],"['en','fr']",3,

Specifies a measuring system based on the boxing-system which uses a rectangle as the basis for the determination of dimensions. Figure 1 shows a diagrammatic presentation of the measuring system.

## Source - https://isopublicstorageprod.blob.core.windows.net/opendata/_latest/iso_deliverables_metadata/csv/iso_deliverables_metadata.csv Last verified: 2026-08-05. Review by: 2027-02-01. Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).