ThesystemUSESminiature solar-trackingmirrors that collectandfunnel sunlight deep insidebuildings where it is delivered from light-guides that resembletraditionallightFixtures.
While lunar daytime lasts around two weeks, and it may be possible to funnel this light into greenhouses, the current limits of solar storage technology are incapable of sustaining artificial light for the equally long lunar night, even with one of these guys helping out.