Monochromator from Beamline 2.3 of the Synchrotron Radiation Laboratory, Daresbury, Cheshire, in use from 1993 to 2008. Monochromator from Beamline 2.3 of the Synchrotron Radiation Laboratory
Leiss double monochromator c. 1950 for use in the infared spectral region Leiss double monochromator 1950
