The availability of data for three new visual tasks makes it possible to answer many important questions with far-reaching effects upon lighting design
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References
1.
RQQ Report No. 5, “The Predetermination of Contrast Rendition Factors for the Calculation of Equivalent Sphere Illumination.” prepared by the IES Committee on Recommendations for Quantity and Quality of Illumination. JIES. vol. 2, no. 2. January 1973, p. 149.
