# H178 filter, central wvl. 1.78mum, FWHM=0.091mum
# transmission curve scanned and digitized 2006-03-14, PASch
# wvl. +/- 0.0003mum ; transmission +/- 0.08%
#    #   w-length   w-number    transmission
#         (mum)     (10^4/cm)     (%)
     1    1.660       0.603       0.1
     2    1.665       0.601       0.2
     3    1.670       0.599       0.2
     4    1.675       0.597       0.6
     5    1.680       0.595       0.8
     6    1.685       0.594       0.9
     7    1.690       0.592       1.5
     8    1.695       0.590       2.2
     9    1.700       0.588       3.1
    10    1.705       0.587       4.1
    11    1.707       0.586       5.0
    12    1.710       0.585       6.4
    13    1.715       0.583       9.8
    14    1.720       0.581      13.9
    15    1.725       0.580      19.9
    16    1.730       0.578      28.5
    17    1.734       0.577      35.8
    18    1.735       0.576      38.5
    19    1.740       0.575      48.7
    20    1.745       0.573      57.1
    21    1.750       0.571      64.1
    22    1.755       0.570      68.0
    23    1.760       0.568      70.0
    24    1.765       0.567      70.8
    25    1.770       0.565      71.1
    26    1.775       0.563      70.9
    27    1.780       0.562      70.9
    28    1.785       0.560      71.1
    29    1.790       0.559      71.2
    30    1.795       0.557      71.3
    31    1.796       0.557      71.5
    32    1.800       0.556      70.9
    33    1.805       0.554      68.8
    34    1.810       0.553      64.6
    35    1.815       0.551      57.3
    36    1.820       0.549      46.0
    37    1.825       0.548      35.7
    38    1.830       0.546      26.4
    39    1.835       0.545      18.6
    40    1.840       0.544      13.4
    41    1.845       0.542       9.6
    42    1.850       0.541       7.0
    43    1.855       0.539       5.1
    44    1.860       0.538       3.8
    45    1.865       0.536       2.8
    46    1.870       0.535       2.0
    47    1.875       0.533       1.7
    48    1.880       0.532       1.4
    49    1.885       0.531       1.1
    50    1.890       0.529       0.9
    51    1.895       0.528       0.8
    52    1.900       0.526       0.6
    53    1.905       0.525       0.5
    54    1.910       0.524       0.4
    55    1.915       0.522       0.3
    56    1.920       0.521       0.4
    57    1.925       0.519       0.3
    58    1.930       0.518       0.3
    59    1.935       0.517       0.1
    60    1.940       0.516       0.1
    61    1.945       0.514       0.0
    62    1.950       0.513       0.0