!
! Wavelength dependence of extinction for interstellar dust
! (from Allen's Astrophysical Quantities, 4th Edition, 2000, A. Cox Ed.)
! 
! Column description:
! 1) Wavelength (micron)
! 2) A_lambda / A_V
! 3) Filter name
!
0.37	1.56	! U
0.44	1.31	! B
0.55	1.00	! V
0.7	0.75	! R
0.9	0.48	! I
1.25	0.28	! J
1.65	0.18	! H
2.2	0.11	! K