Main features: Compact fluorescence spectrometer with high sensitivity Integrated optical platform: All optical elements are concentrated in one optical platform, which is stable, efficient and easy to use and maintain Photon counting detector: greatly eliminate dark noise and ensure the acquisition of weak signals; Upgrade of TCSPC fluorescence lifetime configuration Total reflection optical system: avoiding energy loss and photometric value error caused by chromatic aberration Fully automatic control with all calibration files Coupling of multiple combined technologies: Absolute quantum efficiency (PLQY), total internal reflection fluorescence attachment (TIRF), Stop-FLOW attachment, polarization and various temperature control attachments, microscope, etc., easy coupling; sample bin and optical part with isolation plate design to prolong the life of optical elements TCSPC unit, phosphorescent unit and infrared upgrade can meet different application requirements