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  • 1 IES 2019 Annual Conference
  • 2 IES Webinar Series
  • 3 IES Bookstore
  • 4 IES Manufacturers Directory
  • 5 IES Ready Reference App
  • 6 Job Opening: Lighting Education Development Specialist
  • 7 LD+A Latest Issue
  • 8 Annual Conference Call for Speakers
  • 9 Lighting Workshop Report
  • 10 IES Career Center
  • 11 2019 IES Street & Area Lighting Conference
  • IES 2019 Annual Conference

    August 8-10, 2019
    Omni Louisville Hotel
    Louisville, KY
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  • IES Webinar Series

    Next Webinar: ASHRAE 90.1 Lighting Model

    December 13th, 12:00 ET
    The Illuminating Engineering Society is a co-sponsor of Standard 90.1 along with ASHRAE. ASHRAE published an addendum and responded to comments on the addendum related to Standard 90.1. The addendum will establish the lighting power density values for Standard 90.1-2019. The focus of the webinar will be how the lighting model works and the inputs and outputs of the model. Webinar participants are eligible for one (1) IES Continuing Education Unit (CEU).

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  • IES Bookstore

    Digital and Hardcopy Publications

    Browse the latest standards and documents in electronic format from The Lighting Authority.

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  • IES Manufacturers Directory

    The IES Manufacturers Directory of the Lighting Industry is the database dedicated to lighting professionals, helping them find the products & services they need.

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  • IES Ready Reference App

    Lighting Knowledge on your phone with the tap of your fingers.
    Free to download.
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  • Job Opening: Lighting Education Development Specialist

    In an effort to even further our dedication towards lighting education, the IES is now seeking applicants for a Lighting Education Development Specialist position.
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  • LD+A Latest Issue

    The magazine of the Illuminating Engineering Society

    In This Issue: Setting The Table: The Secret Recipe for Restaurant Lighting, Hotel Goes Custom, A Return to the '40s, Game On in Atlanta, and more...

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  • Annual Conference Call for Speakers

    We invite you to submit your presentation ideas, particularly drawing from the interpretations of the theme Light.Affect / Light.Effect, that deliver unique educational stimulus and relevant experiences for attendees.
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  • Lighting Workshop Report

    Illuminating Engineering Society and Rensselaer Polytechnic Institute Center for Lighting Enabled Systems and Applications Release Workshop Report on Lighting Systems for Healthcare Environments

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  • IES Career Center

    IES Career Center offers professional services to help you build and manage your career for maximum potential for success.

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  • 2019 IES Street & Area Lighting Conference

    September 22-25, 2019
    Sheraton San Diego Hotel & Marina
    San DIego, CA
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IES Lighting Handbook

The IES Lighting Handbook

10th Edition| Reference & Application

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IES Telephones Update

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