Eppley UV-A radiometer response functions
Column 1: wavelenght, nm
Column 2: relative spectral response of photodiode, presumably on the basis
          of Joules rather than quanta
Column 3: Transmission function of filter.
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295.	.49	.01
300.	.49	.08
305.	.49	.144
310.	.49	.236
315.	.495	.345
320.	.50	.40
325.	.507	.447
330.	.515	.470
335.	.521	.499
340.	.53	.458
345.	.54	.43
350.	.555	.391
355.	.572	.357
360.	.580	.322
365.	.610	.261
370.	.640	.190
375.	.670	.104
380.	.70	.037
385.	.74	.002
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