Photometrics, a Quick Primer
Dear Reader: The specification sheet for any lighting fixture typically includes a great deal of information on the fixture – perhaps more than you want…
The State
Of the Nation’s
Energy Economy, and
Our Take on Industrial Power,
Its Efficient Conversion to Work,
And What We’re Doing With It Currently
Did you just have a spontaneous flashback to maths tests in sixth form when you saw this diagram? Well, you are not alone because Light Distribution Curves can be quite a headache for most people. Fortunately you can always rely on dmlights for assistance. In this article we will try to explain these graphs in a simple way.
Get access to the full text of this article and others by becoming a member.
Already a member? Log in to access
Dear Reader: The specification sheet for any lighting fixture typically includes a great deal of information on the fixture – perhaps more than you want…
Lumens and candela are both lighting measurement units, but they measure different aspects of a lighting device. Knowing about the difference between lumens and candelas…
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.
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.