标准摘要
[中文适用范围]： 本文件规定了眼镜架的测量系统和相关词汇。 它适用于前端对称的眼镜架。 [外文原描述]： This document specifies a measuring system for spectacle frames and related vocabulary. It is applicable to spectacle frames with fronts that are intended to be symmetrical.
英文名称Ophthalmic optics — Spectacle frames — Measuring system and vocabulary