The easiest way to think of beam angle is the angle at which light is emitted. The more complete answer is that beam angle is the full width at half maximum. In other words, since we can’t measure the “edge” of light, but we can measure the intensity of light, we measure the beam angle from where the light is at 50% intensity.
Related Articles:
Sweetwater Synths & Sounds: Our New Community, Explained
1
Sweetwater Synths & Sounds: Our New Community, Explained
EFNOTE PRO 703X Demo | The New King of E-kits?
2
EFNOTE PRO 703X Demo | The New King of E-kits?
3 SIMPLE Setups to Get You Started in Hi-fi
3
3 SIMPLE Setups to Get You Started in Hi-fi
Trilix Studio: A World-class Creative Destination in the Heart of the Midwest
4
Trilix Studio: A World-class Creative Destination in the Heart of the Midwest
You Need to See Our Newest Addition! | Sweetwater Store Tour 2026
5
You Need to See Our Newest Addition! | Sweetwater Store Tour 2026
Explore the Best of Guitar Gallery – July 2026
6
Explore the Best of Guitar Gallery – July 2026
Why Are These Legendary Speakers Still in Production? ft. Klipsch Heresy IV
7
Why Are These Legendary Speakers Still in Production? ft. Klipsch Heresy IV
Essential Effects for a Budget Shoegaze Pedalboard
8
Essential Effects for a Budget Shoegaze Pedalboard
Inspiration. Information. Passion.
Being music makers ourselves, we love geeking out on all things gear. From the tweakiest techniques to the biggest ideas, our experts work hard to constantly supply inSync with a steady stream of helpful, in-depth demos, reviews, how-tos, news, and interviews. With over 28,000 articles and counting, inSync is your FREE resource for breaking news, reviews, demos, interviews, and more.