# data from www.luxpop.com database
# ;  Optical constants for Ta
# ; 
# ;   taken from:
# ;
# ;   'Handbook of Optical Constants of Solids II', Ed. by Edward D. Palik,
# ;   Academic Press, Inc., 1991.
# ;   
# ;    Lambda (A)            n            k
# ;-----------------------------------------
309.950012 2.140000
326.263000 2.220000
344.389008 2.300000
364.647003 2.330000
387.437988 2.310000
413.266998 2.240000
427.516998 2.200000
442.785980 2.140000
459.185028 2.080000
476.846008 2.020000
495.920013 1.980000
516.583008 1.920000
539.044006 1.860000
563.545044 1.810000
590.381042 1.840000
619.900024 1.990000
652.526001 2.240000
688.778015 2.600000
729.294006 2.950000
774.875000 3.330000
826.533020 3.730000
885.570984 4.150000