Light Education – Werkz Blog

Handheld Lights, Light Education, Lights, Pistol Lights, Rifle Lights

Light Education: How to Read a Spec Sheet

October 2, 2026 No Comments

In my last Light Education post, we talked about the difference between lumens and candela. But knowing what the numbers mean is only half the battle. You also need to know how those numbers are measured, because a spec sheet can be technically accurate and still mislead you. One thing I’ve learned over the years […]

Handheld Lights, Light Education, Lights, Pistol Lights

Light Education: Lumen and Candela

August 21, 2026 No Comments

Lumens vs. Candela: What They Mean for Your Pistol Light If you’ve shopped for a weapon-mounted light, you’ve seen two numbers advertised: lumens and candela. They measure different things, and understanding the difference matters for a defensive pistol light. Lumens: Total Light Output Lumens measure the total quantity of visible light a source emits in […]