夜间照明的目的在于改善视觉舒适度与安全性。然而，在照明设施的设计与安装中，应避免不成比例的不良干扰效应。本立场文件的核心要点如下：
The purpose of lighting at night is to improve visual amenity and safety. However, in the design and setting-up of lighting installations one should avoid disproportionate unwanted effects.Key take-away points from this Position Statement are described below: