A: Measurement "in time" Readout Reference cell Po 501 100 Amplifier Grid Source Sample mirror Photo- hv Filter or cell detector monochromato Sector Mirror 5. Which of these systems is more prone to mirror Motor picking up noise in the source? Which is more Front view Transparent prone to pick up non-idealities in the detector(s)? Mirror (c) 2007 Thomson Higher Education Photo- 6. Once source of stray light is non-idealities in B: Measurement "in space" detector the filters/monochromato Reference Shutter cell undesirable wavelengths through. Fancy Po instruments have a "double monochromatogr Readout each case, where exactly would you place the 2nd Source Photo- 50 100 hv Filter or Beam- detector Difference monochromato monochromato splitter 2 amplifier Mirror Sample cell