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IES LM-9-99
- Electric and Photometric Measurements of Fluorescent Lamps
- standard by Illuminating Engineering Society, 12/01/1999
- Publisher: IES
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This approved method describes the procedures to be followed and the precautions to be observed in obtaining uniform and reproducible measurements of the electrical and photometric characteristics of fluorescent lamps under standard conditions in 60-Hz, alternating current circuits.
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