标准摘要
[中文适用范围]： IEC 60825-4 的这一修正案是关于激光防护装置布置和安装指南的新信息附件 [外文原描述]： This amendment to IEC 60825-4 is a new informative annex on guidelines on the arrangement and installation of laser guards
英文名称Amendment 2 - Safety of laser products - Part 4: Laser guards