Two experiments studied the relation of illumination level and practical task performance, and the effects of age. Performance improved with illumination and declined with age. The North American illumination standards seem adequate but not excessive.
ChitlangiaA.Effect of illumination level on work performance. Unpublished Master's Thesis, Kansas State University, 1976.
3.
FaulknerT. W.MurphyT. J.Lighting for difficult visual tasks. Human Factors, 1973, 15 (2), 149–162.
4.
FischerD.A luminance concept for working interiors. Journal of the Illuminating Engineering Society, 1973, 2 (2), 92–98.
5.
KaufmanJ. E. (Ed.) IES lighting handbook. New York: Illuminating Engineering Society, 1972 (5th ed).
6.
McNellisJ. F.HughesP. C.BrecherG. A.Lighting Design and Application, 1977, in press.
7.
PangrekarA.Relationship between illumination levels and visual performance, and the effect of age on visual performance. Unpublished Master's Thesis, Kansas State University, 1976.
8.
SmithS. W.Performance of complex tasks under different levels of illumination. Part I - Needle probe task. Journal of Illuminating Engineering Society, 1976, 5 (4), 235–242.
9.
SucovE. W.European research. Lighting Design and Application, 1973, 339–43.
