Check out the Source Four Zoom fixture above and discover why Source Four-brand lighting fixtures are still the first choice of entertainment-lighting professionals worldwide. Then learn about the Source Four's award-winning history and consult our detailed photometrics page for helpful Source Four Zoom facts and figures.

These are the world's best lights – with 2 million Source Fours shining brightly in entertainment and architectural venues across the globe – outperforming and outlasting all others. No other lights provide such lighting punch while keeping heat generation to a minimum and providing radical energy savings. And Source Four zoom optics have yet to be surpassed in performance and efficiency.