Free from the IES
The IES Ready Reference App, produced by the Illuminating Engineering Society is now available as a free download.
The App provides:
- Core lighting knowledge, including values from illuminance tables
- General knowledge information, assembled from The Lighting Handbook, 10th Edition and IES standards
- Simple calculator for quick and easy basic lighting and energy and economic calculations
- Search feature allowing you to find the information you want
Download it here:
https://www.ies.org/education/ies-lighting-ready-reference-app/