The International Commission on Illumination (CIE) has developed a system for evaluating the visual performance aspects of lighting. The system and its concepts are presented with special reference to lighting energy conservation. Some of the problems involved in the application of the CIE system and the data required before widespread application is possible are discussed.
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References
1.
A unified framework of methods for evaluating visual performance aspects of lighting, CIE publication 19 (1972).
2.
Implementation procedures for evaluating visual performance aspects of lighting, CIE preliminary fifth draft (1976).
3.
Hopkinson, R.G. , and Collins, J.B., The ergonomics of lighting ( Macdonald Technical & Scientific, London, 1970), p. 53,
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Levy, A.W., Ltg Des. & Applic., 7, 23 (1977).
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Weston, H.C. , Industrial Health Research Board Report 87 , Medical Research Council (1945).