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IES Progress Report
Featured Events
Light + Justice Symposium
IES24 Conference
Street & Area Lighting Conference
Research Symposium
Special Events
Light for Life®: Museum Symposium
Illumination Awards & Gala
Lighting Education Tour
Aviation Lighting Conference
Research & Education
Research
About IES Research
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FIRES Forum
Past Projects
IES Lighting Ready Reference App
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Request IES CEU/AIA-LUs
LC Study Group
Register Now for Our Next Webinar
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maintenance factor (MF)
[9.4.9.3] [See
light loss factor (LLF)
.]
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