Review of Scientific Instruments · 1973 · 12 citations · 0 references
Natural SciencesChemistryInstrumentationOpticsSpectroscopyOptical InstrumentationOptical SpectroscopyUltraviolet InstrumentationUltraviolet SpectroscopyUltraviolet-visible SpectroscopyDigital Measurement SystemsPhoton CountingPhoton Counting DetectionPhoton Counting TechniquesSpectral MeasurementUltraviolet Spectrographs
A rather simple double beam adapter which makes possible the use of a McPherson model 225 vacuum uv monochromator as a double beam spectrophotometer is described. The principal features of the instrument are a photon counting arrangement resulting in a digital ratio measurement and an analog trace end result.