Low Pressure Sodium Lamps with a Luminous Efficacy of 200 lm/W
- 1 April 1985
- journal article
- research article
- Published by Taylor & Francis in Journal of the Illuminating Engineering Society
- Vol. 14 (2) , 607-615
- https://doi.org/10.1080/00994480.1985.10748799
Abstract
The characteristics of the new range of energy SOX-E lamps are presented. The SOX-E 131 lamp has an efficacy of 200 lm/W. Its performance on existing, as well as on new more efficient control gear is described.Keywords
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