• IES LM-81-10

IES LM-81-10

  • Photometric Testing of Skylights and Tubular Daylighting Devices Under Hemispherical Sky Conditions
  • standard by Illuminating Engineering Society, 08/23/2010
  • Category: IES

$35.00 $18.00

This guide provides the IES required uniformmethod for determining and reporting the photometriccharacteristics of skylights and tubulardaylighting devices that incorporate a means todiffuse the natural hemispherical daylight as thedaylight passes through the daylighting system.
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