Jul 22, 2020

The Lighting Library® is a dynamic, digital platform that hosts over 100 ANSI-approved lighting standards. The newest version offers enhanced capabilities for a more personalized user experience, improved search, navigation and download speed, and world-class site security now in a mobile-responsive design.

Features include:

  • Personalized homepage links to your bookmarks and notes
  • Always up-to-date standards and guidelines
  • Tools for locating illuminance values quickly
  • Links to articles and research referenced within standards
  • And much more!
    Work more efficiently, stay current and demonstrate your credibility by applying standards to your projects.

Work more efficiently, stay current and demonstrate your credibility by applying standards to your projects.


Find illuminance values, quickly

Bookmark your favorites
Automatically updated
Fast cross-referencing
Links to reference materials
Always available online
Work more efficiently


The Lighting Library is a series of five collections of standards, including:
  • Lighting Applications Standards Collection
  • Lighting Measurements and Testing Standards Collection
  • Lighting Practice Standards Collection
  • Lighting Science Standards Collection
  • Roadway and Parking Facility Lighting Standards Collection
Click here to view descriptions and contents of each collection.
IES Lighting Library Collections


Subscriptions to the Lighting Library (including all five collections of standards)* are available on either an individual or organizational basis.

Individual Lighting Library Subscription:

IES Member rate: $400 (plus the cost of membership) BEST VALUE! Non-member rate: $800

*Individual subscriptions to standalone collections are also available.

Organizational Access:

Provide Lighting Library access to multiple users within your organization, on a simultaneous basis, with an IES Sustaining Membership. Sustaining Members are able to collaborate within the Lighting Library platform, and share access to notes, attachments, reports, and projects across the team. IES Sustaining Memberships feature several other educational and promotional benefits. Discover all of the benefits, and determine which level of membership best fits your organization.

If you have any questions or need additional information, please contact [email protected].