Design Tools

LEDs & Diode Sources — Tools

Interactive calculators for LED spectral analysis, thermal design, and efficiency metrics.

LED Spectral Calculator
Open tool →
LED Thermal & Efficiency Calculator
Open tool →
Also for LEDs & Diode Sources
Comprehensive Guide →Abridged Guide →

All information, equations, and calculations have been compiled and verified to the best of our ability. For mission-critical applications, we recommend independent verification of all values. If you find an error, please let us know.