Letters to the Editor

Roadway Lighting Design for Optimization of UPD, STV & Uplight /Keith/JIES Volume 29 Number 2 Summer 2000

Correlation of Roadway UUD Values to UPD, Uplight and Classification/Keith/JIES Volume 32 Number 1 Winter 2003

Evaluating Lighting System Components Through Comparisons of Roadway UPD Values/Keith/ JIES Volume 32 Number 1 Winter 2003

Barbrow, L.E. International Commission on Illumination, J. Opt. Soc. Am. 41, 734-738, 1951.

Photonics Design Handbook, (Book 3 36th edition pgs. H58-H60) Laurin Publishing Company, Pittsfield, Mass., 1990.

The IESNA Lighting Handbook, Reference & Application, 9th edition, IESNA, New York, New York, 2000.

Lewin, I. 'Road Scholar'. LD+A Vol 29. (No 3) pp.137-142, 1999.

IES Nomenclature Committee, “Proposed American National Standard Nomenclature and Definitions for Illuminating Engineering (Proposed revision of Z7.1-R1973), Journal of IES. Vol. 9, No (1), page 7, 1979.

Wyszecki, Gunter, and Stiles, W. S. Color Science: Concepts and Methods, Quantitative Data and Formulae, John Wiley and Sons, New York, 1982. See pages 253 to 258