Technosource International, Inc offers Scientific-grade Spectrometer for Fluorescence Measurements. Technosource International, Inc offers process control, consumer electronics and medical diagnostics. QE65000-FL Scientific-grade Spectrometer for Fluorescence Measurements includes a preconfigured combination of detector, optical bench and electronics technologies that provides users with a high sensitive system for demanding low-light level applications such as fluorescence. The QE65000-FL can achieve up to 90%quantum efficiency with high signal-to-noise and rapid signal processing speed.