ALPY smile problem only › Forums › Spectroscopy › Unable to calibrate a spectrum in ISIS › ALPY smile problem only 5 October 2018 at 3:58 pm #580058 Robin LeadbeaterParticipant For any LHIRES /LISA users which might be following this, The error is specific to the smile correction used with the ALPY. I have checked the slant correction that ISIS uses with LHIRES, LISA and this works correctly. Robin
