Lumen

Definition: Standard unit of measure for light flux or light energy. Lamp light output is measured in Lumens.

Related Links

Lumen (unit) – Wikipedia
Lumen (unit) – Wikiwand
Lumen | unit of energy measurement | Britannica.com
What Are Lumens? Lumens Chart, Definition & Light Bulb Facts at Lumens.com
What is lumen? – Definition from WhatIs.com
What is the difference between lumens and lux?
Candela vs Lux vs Lumens — 1000Bulbs.com Blog

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