They are using concentrator photovoltaics than can handle light 1000 times more intense than normal sunlight: https://en.wikipedia.org/wiki/Concentrator_photovo

They are using concentrator photovoltaics than can handle light 1000 times more intense than normal sunlight: https://en.wikipedia.org/wiki/Concentrator_photovoltaics https://en.wikipedia.org/wiki/Concentrator_photovoltaics and the actual suncell lightsource in operation without photovoltaics video from Feb 2023 is at https://brilliantlightpower.com/commercial-suncell-initial-shakedown/ https://brilliantlightpower.com/commercial-suncell-initial-s...