# data from www.luxpop.com database
# ;  Optical constants for polycrystalline Be
# ;  
# ;  Concatenation of:
# ;  
# ;  Be_llnl_cxro + Be_palik
# ;   
# ;    Lambda (A)            n            k
# ;-----------------------------------------
310.000000 2.470000
326.300018 2.550000
344.399994 2.640000
364.600006 2.730000
387.399994 2.840000
413.300018 2.950000
442.800018 3.070000
476.800018 3.190000
516.600037 3.300000
563.500000 3.390000
619.900024 3.460000
688.799988 3.470000
774.900024 3.440000
885.600037 3.350000