... : Atomic Absorption Spectrometer (AAS), Fluorescence Spectrophotometer, Bio-Spectrophotometer, UV Vis Spectrophotometer, Visible Spectrophotometer, Flame Photometer, Whiteness Meter, Turbidity Meter, Colorimeter, Gloss Meter ... sensor, Low gas pressure sensor,power loss protection,gas loss flame protection Model AE-AA500F Optic SystemWavelength Range190nm-900nmMonochromatorCzemy-Turner Configuration ...