An option to use automatic limits would practical. Simple to implement for nonbent crystals (take refraction corrected peak position and generate a scan covering the Darwin width), for bent crystals one has to take into account the deformation as well.
An option to use automatic limits would practical. Simple to implement for nonbent crystals (take refraction corrected peak position and generate a scan covering the Darwin width), for bent crystals one has to take into account the deformation as well.