result of grism alignment Home › Forums › Spectroscopy › Fault in new ALPY 600? › result of grism alignment 31 July 2019 at 3:17 pm #581221 Robin LeadbeaterParticipant This is how the sky spectrum looked when my ALPY arrived (one of the first batch in 2013) and how it looked after adjusting the Grism (full size in attachment)
