Lumens Don’t Matter. Delivered Lumens Do.
Dear Reader: Facilities Managers won’t be surprised when learning there is sometimes a surprise around what he/she thought they were reading from a specification sheet,…
Article:
Total Lumens vs. Delivered Lumens
Total lumens has been a long-used term in lighting to describe the total light output of a given light source. Now it is common to see delivered lumens in it’s place, particularly with LED products. Understanding the difference between these two terms will help explain one of the reasons for the ascension of LED technology over the last several years.
Get access to the full text of this article and others by becoming a member.
Already a member? Log in to access
The Maven publishes these pearls weekly, or more frequently if we feel like it, because we believe America is already great, and poised to be even greater if we commit to doing our part towards cooling the planet. Publisher Ron Motsch can be reached at (616) 570-9319.
Discover Our
Family of Brands
Our power letter, full of pearls of wisdom from years of contracting experiences, by and for Building Managers and Industrial Contractors.
A searchable database of power and controls resources we’ve either created from within, published from our subscribers, or curated from around The Internet.
Our industrial contracting firm, building, deploying, and managing a suite of the most productive and admired power performance technologies on Earth.