Abstract


New Office Lighting System for the health and productivity of office worker has been developed. This lighting system maintains workers¡Ç circadian rhythm and controls arousal levels during office work. In order to verify its effect on office productivity, a laboratory experiment for 3 weeks has been carried out, and performance test for office productivity ¡ÈCPTOP¡É was given during clerical works. As a result, the productivity score has been improved by 9% through the new lighting system. Furthermore, in order to establish the effect by proof, a demonstration experiment has been carried out. The new lighting system has been installed in an actual account department in a company, and their business efficiency has been measured. In consequence, their operating effectiveness has been improved over ten-odd percent.

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