General part 1. 0. 1 in order to in building lighting design, implement the national laws, regulations, and technical and economic policy, in line with the building function, is advantageous to the production, work, study, life and health of body and mind, advanced technology, reasonable economy, the use of safe, convenient maintenance and management, the implementation of green lighting, formulation of this standard. 1. 0. 2 this standard for new construction, rebuilding and expansion of the housing, public and industrial building lighting design. 1. 0. 3 building lighting design, besides should comply with this standard is still should comply with the current national regulations on mandatory standards and norms. The term 2. 0. 1 green lighting green towns is to save energy and protect the environment, green lighting is conducive to improve the efficiency of production, work, study and life quality, to protect the physical and mental health of the lighting. 2. 0. 2 visual task visual task in the work and activities, to present in front of the background details and target observation process. For details, please click on the download: GB50034 - 2004 building lighting design specification. rar