Spectrally-Tunable Light Sources Aquarium Light SIM A spectrally-tunable LED-based light source for high-end commercial and scientific aquariums. Read more Photosynthetron PST The PST Photosynthetron is a spectrally-tunable LED-based light source designed for simulating underwater light environment for scientific vial-based light curve productivity experiments. Read more SOLTUNE SOLTUNE The world’s first spectrally tunable sunlight and moonlight simulator for conservation. Read more