Spectrometer (variable wavelength ultraviolet monitor) model CE212 made by Cecil Instruments, Cambridge, with cell programme controller model CE230, serial no.10-263 Spectrometer (variable wavelength ultraviolet monitor) model CE212 made by Cecil Instruments 1971-1980
SP6-500 U.V. spectrometer. Digital Display. 220-1000n.m. Serial No 216965. SP6-500 U.V. spectrometer. Digital Display. 220-10