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About
Our Organization
About The IES
Diversity & Inclusion
Society Awards
Administration
IES Staff
IES Board
IES Committees
Information
Newsroom
Annual Report
Resources
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Membership
Join
Sustaining Membership
Emerging Professionals
IES Committees
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Grants & Scholarships
Section Directory
Section Resources
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Philantropic Donations
Events
Information
Events Home
Events Calendar
Sponsorship
Featured Events
IES25 The Lighting Conference
SALC 2025
Special Events
Lightfair 2025
Light for Life® Virtual Symposium
Illumination Awards & Gala
Research & Education
Research
About IES Research
Publications
FIRES
Past Projects
Education
eLearning Portal
Upcoming Webinars
Request IES CEU/AIA-LUs
LC Study Group
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Standards
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Browse Library of Lighting Standards
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Information
Standards Newsletter
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[10.5.2.11]
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direct sunlight
.]
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