Multichannel Spectrophotometer No monochromator,but disperses transmitted light and measures"all wavelengths at once"(Fig 13-13) Polychromatic sour 米 Lens Photodiode array No scanning-simple and fast More expensive Limited resolution CEM 333 page 4.5Multichannel Spectrophotometer No monochromator, but disperses transmitted light and measures "all wavelengths at once" (Fig 13-13) No scanning - simple and fast More expensive Limited resolution CEM 333 page 4.5