CIE 227:2017为视力正常的健康老年人（定义为50岁及以上）和视力低下的人总结了关于室内空间照明和视觉环境的照明建议，并将CIE 196:2011中描述的指南实施到实际解决方案中。该报告提供了（1）照度建议，这些建议来自于针对老年人的现有视觉模型的模拟；（2）关于光线如何通过查阅最新文献帮助视力低下的人看到物体的研究现状；（3）照明从业者如何为视力低下的人设计合适的视觉环境的设计指南。该出版物以英文写成，并附有法文和德文的简短摘要。如果购买翻译，则包括英文版本。

CIE 227:2017 summarizes lighting recommendations on lighting and visual environment in interior spaces such as offices, public spaces, and residences for healthy older people (defined as people aged 50 years and older) with normal vision, and people with low vision, and implements guidelines described in CIE 196:2011 into practical solutions.The report provides (1) illuminance recommendations, derived from simulations with existing visual models for older people, (2) state of art of studies on how light helps people with low vision see objects by reviewing recent literature, and (3) design guidelines for lighting practitioners how to design appropriate visual environments for people with low vision.The publication is written in English, with a short summary in French and German.English version is included in the case of purchasing a translation.