RECENT ADVANCES IN LIGHTING QUALITY AND ENERGY EFFICIENCY WITH TRADITIONAL LIGHT SOURCE TECHNOLOGY

摘要

opportunities for increasing the energy efficiency of lighting installations without compromising the visual impact or the comfort for the end user. These improvements are illustrated by a brief review of colour rendering indicators, a detailed consideration of colour control, an overview of quantitative measures for energy efficiency and a description the evolution of metal halide discharge lamps from their introduction to the market to the present.