Unless noted all line are "air" lines from http://www.noao.edu/kpno/manuals/flmn/HeNeAr.txt Neon lines 8300.3263 - 9534.163 are from http://www.cfht.hawaii.edu/Instruments/Gumball/neon.html Another reference for vacuum lines http://physics.nist.gov/PhysRefData/ASD/lines_form.html