The PHERAstar FSX is a high-throughput multimode microplate reader that performs all leading non-isotopic detection technologies in all plate formats up to 3456, with its key features including Optic Module system, Sequential Dual Excitation, Simultaneous Dual Emission, UV/Vis spectrometer, dedicated AlphaScreen, TRF Lasers and ratiometric calculations. Its assay flexibility is enhanced by software-controlled top/bottom reading, on-board reagent injectors, precise temperature control and multi-mode shaking capabilities.