Energy ranges for the current SSRL's crystal collection ( Si(110), Si(111), Si(211), Si(620), Si(551), Si(1020), Si(553), Ge(110), Ge(111), Ge(211), and Ge(620)) accounting their various high order allowed reflections. These energies can be analyzed within the 74°–88° scanning angular range of the spectrometer. Some exemplary emission lines and absorption edges are also indicated.