ISO 18369-2:2017规定了制造时硬性角膜、硬性巩膜和软性隐形眼镜的主要光学和物理参数的公差限值。
这些公差可能不适用于其他目的,例如保质期研究。
ISO 18369-2:2017 specifies the tolerance limits of the principal optical and physical parameters of rigid corneal, rigid scleral and soft contact lenses at the time of manufacture.
These tolerances might not apply to other purposes, for example, shelf-life studies.