This kind of scan is available only at experiments that have the diffractometer software installed. The first argument is mandatory, the others not.
#!/usr/bin/env perl use Spectra; Spectra::scan( type => "reflection", # mandatory auto_filter => 0, centering_order => "OCTP", coarse => 0, np_scan => 11, nobackground_subtraction => 0, range_chi => 0.5, range_omega => 0.5, range_phi => 0.5, range_two_theta => 0.5, store => 1);