NF EN ISO 8321-1
NF EN ISO 8321-1

NF EN ISO 8321-1

December 2002
Standard Cancelled

Ophthalmic optics - Specifications for material, optical and dimensional properties of contact lenses - Part 1 : rigid corneal and scleral contact lenses

This part of ISO 8321 specifies requirements for rigid corneal and scleral contact lenses including tolerance limits for material, optical and dimensional properties.

A method for presenting the specification of contact lenses is described in annex A.

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Main informations

Collections

National standards and national normative documents

Publication date

December 2002

Number of pages

23 p.

Reference

NF EN ISO 8321-1

ICS Codes

11.040.70   Ophthalmic equipment

Classification index

S11-610

Print number

1 - décembre 2002

International kinship

ISO 8321-1:2002

European kinship

EN ISO 8321-1:2002
Sumary
Ophthalmic optics - Specifications for material, optical and dimensional properties of contact lenses - Part 1 : rigid corneal and scleral contact lenses

This part of ISO 8321 specifies requirements for rigid corneal and scleral contact lenses including tolerance limits for material, optical and dimensional properties.

A method for presenting the specification of contact lenses is described in annex A.

Replaced standards (1)
NF EN ISO 8321-1
NF EN ISO 8321-1
October 1996
Standard Cancelled
Optics and optical instruments. Contact lenses. Part 1 : specification for rigid corneal and scleral contact lenses.

Standard replaced by (2)
NF EN ISO 18369-1
NF EN ISO 18369-1
December 2006
Standard Cancelled
Ophthalmic optics — Contact lenses — Part 1: Vocabulary, classification system and recommendations for labelling specifications

NF EN ISO 18369-2
NF EN ISO 18369-2
January 2006
Standard Cancelled
Ophthalmic optics — Contact lenses — Part 2: Tolerances

Table of contents
  • Avant-propos
    iv
  • 1 Domaine d'application
    1
  • 2 Références normatives
    1
  • 3 Termes et définitions
    2
  • 4 Exigences relatives aux dimensions et aux propriétés optiques
    2
  • 4.1 Tolérances
    2
  • 4.2 Méthodes d'essai
    2
  • 4.3 Conditionnement des lentilles de contact avant essais
    2
  • 4.4 Propriétés supplémentaires
    2
  • 5 Exigences relatives à la finition
    5
  • 5.1 Inclusions et défauts de surface
    5
  • 5.2 Tensions internes
    5
  • 5.3 Perforations
    5
  • 5.4 Contour et finition du bord
    5
  • Annexe A (informative) Méthode recommandée de présentation pour la spécification de lentilles de contact
    6
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