ISO 18369-4:2017
Ophthalmic optics — Contact lenses — Part 4: Physicochemical properties of contact lens materials
Ophthalmic optics — Contact lenses — Part 4: Physicochemical properties of contact lens materials
- Статус документа:
- Действующий
- Формат:
- Электронный (PDF)
- Количество страниц:
- 36
- Дата публикации:
- 23 августа 2017 г.
- Издание:
- ISO IS 18369 edition 2 version 1
- ICS:
- 11.040.70
ISO 18369-4:2017 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.
Abstract
Overview
ISO 18369-4:2017 - Ophthalmic optics - Contact lenses - Part 4: Physicochemical properties of contact lens materials - defines standardized test methods for measuring the key physicochemical characteristics of contact lens materials. The standard covers , , , , and , and specifies apparatus, reagents, procedures and reporting requirements used by testing laboratories, manufacturers and suppliers.
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