# ISO 9339-1:1996 — Withdrawn and superseded ISO standards For ISO 9339-1:1996, item title is Optics and optical instruments — Contact lenses — Determination of the thickness — Part 1: Rigid contact lenses; status code is 9599; successor is ISO 18369-3:2006; withdrawn / published date is 1996-08-22, recorded from its source on 2026-08-05. - **Identifier:** ISO 9339-1:1996 _(verified: appears in the quote below)_ - **Item title:** Optics and optical instruments — Contact lenses — Determination of the thickness — Part 1: Rigid contact lenses _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 18369-3:2006 - **Withdrawn / published date:** 1996-08-22 _(verified: appears in the quote below)_ ## What the source says > 17023,IS,,ISO 9339-1:1996,Optics and optical instruments — Contact lenses — Determination of the thickness — Part 1: Rigid contact lenses,Optique et instruments d'optique — Lentilles de contact — Détermination de l'épaisseur — Partie 1: Lentilles de contact rigides,1996-08-22,1,['11.040.70'],ISO/TC 172/SC 7,9599,,[34479],"['en','fr']",3,

Specifies a method for the determination of the thickness of rigid contact lenses. For the purposes of this standard the definitions given in ISO 8320 apply.

## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).