A BioSorter250 is a flow_cytometer_sorter manufactured by Union Biometrica. It includes analog electronics, 488/514 nm multi-line Argon-ion laser for fluorescence and a light stabilized 670 nm forward scatter laser for extinction and time-of-flight. It has filters and PMTs for 3 fluorescent parameters and photodiodes for scatter, time of flight, and extinction. The flow cell is quartz cuvette. The BioSorterTM 250 is an instrument for analyzing and sorting objects from 40-200 microns in diameter.