Measuring instruments and devices for measuring chemical levels, in particular antigen levels, in water or water-based solutions for use in diagnostic sample testing, not for medical purposes; [ Sensors and detectors for measuring UV, fluorescence and chemiluminescence of diagnostic samples, not for medical use; ] Apparatuses for recording, transmission and reproduction of diagnostic data, [ sound ] and images, namely, cameras, [ microscopes, ] photometers, [ microplate readers in the nature ...