Superseded
Standard
Historical
NBN EN ISO 18369-4:2006
Ophthalmic optics - Contact lenses - Part 4: Physicochemical properties of contact lens materials (ISO 18369-4:2006)
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Summary
ISO 18369-4:2006 specifies the methods of testing the physicochemical properties of contact lens materials. These are extraction, rigid lens flexure and breakage, oxygen permeability, refractive index and water content.
Technical characteristics
| Publisher | Bureau de Normalisation Belge (NBN) |
| Publication Date | 09/29/2006 |
| Cancellation Date | 02/28/2007 |
| Page Count | 43 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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