Lumileds LUXEON CoB Core Range (Gen 5) LED Arrays are uniform, high-efficacy (>160lm/W), easy-to-design arrays with a small Light Emitting Surface (LES). With industry-leading thermal resistance, these arrays enable simplified and cost-efficient luminaire designs. The hot-tested (at +85°C) LUXEON CoB LEDs are available in a 3-step MacAdam ellipse, ensuring uniform optical performance in various applications with minimized additional testing required.