I.S. EN ISO 9337-1:2000
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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CONTACT LENSES - DETERMINATION OF BACK VERTEX POWER - PART 1: METHOD USING FOCIMETER WITH MANUAL FOCUSING
Hardcopy , PDF
English
01-01-2000
07-02-2007
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Determination of back vertex power
4.1 Principle
4.2 Apparatus and reagent
4.3 Conditioning of lenses prior to testing
4.4 Procedure
4.4.1 Calibration
4.4.2 Measurement of back vertex power of rigid contact
lenses
4.4.3 Measurement of back vertex power of hydrogel
contact lenses
5 Expression of results
6 Precision data
7 Test report
Annex A (informative) Precision data
Annex ZA (normative) Normative references to international
publications with their relevant European publications
Bibliography
Gives test procedures for determining the back vertex power of both rigid and hydrogel contact lenses in air using a focimeter with manual focusing. Applies to finished contact lenses.
| DocumentType |
Standard
|
| Pages |
20
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| NEN EN ISO 9337-1 : 2000 | Identical |
| ISO 9337-1:1999 | Identical |
| BS EN ISO 9337-1:2001 | Identical |
| EN ISO 9337-1 : 2000 | Identical |
| NS EN ISO 9337-1 : 1ED 2000 | Identical |
| NBN EN ISO 9337-1 : 2000 | Identical |
| NF EN ISO 9337-1 : 2000 | Identical |
| UNE-EN ISO 9337-1:2001 | Identical |
| DIN EN ISO 9337-1:2000-09 | Identical |
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