Chinese Standard: GB/T 5699-2017

Method of daylighting measurements

全国人类工效学标准化技术委员会(SAC/TC 7)

本标准规定了采光测量一般要求、测量仪器，采光系数、采光达标面积比、亮度及材料光学参数的测量方法。
本标准适用于顶部、侧面采光的各类建筑，包括使用导光管采光系统的建筑采光测量。

This standard is the original Chinese electronic standard.
After you successfully purchase, we will send the electronic version of this standard to your email address.
If you need translation, please contact email: ChineseStandardsLibraryS001@gmail.com.