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IES LM-9-09
- Electrical and Photometric Measurements of Fluorescent Lamps
- standard by Illuminating Engineering Society, 01/31/2009
- Publisher: IES
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This Approved Method covers linear fluorescent lamps and all U- and circular-shaped fluorescent lamps. Significant changes have been made to update information, to give clearer guidelines for test requirements and to promote uniformity in measurement procedures.
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