简要介绍了欧美和日本在采集太阳光用于室内照明技术研究的进展及我国在研究开发全自动跟踪太阳的采光装置，攻克聚光、跟踪和传光等关键技术所取得的成果。指出研究全光谱利用，结合采光技术和光伏发电技术，达到代电和发电功能是进一步研究、发展的目标。

This paper gives a brief introduction to the progress in the research of collecting sunlight for indoor illumination in USA, Europe and Japan,and the achievements in the development of a system for automatically tracking and collecting sunlight by tackling key technologies,such as light focusing, tracking and transmitting, in China. It is noted that the future development is aimed at the research of light collection and photovoltation technologies to achive functions of electric power substitution and generation.