Instructions

HD2402 - 47 - V1.3
7.2 SPECTRAL INTERVAL 315-400nm (UVA)
No weighting is required by this spectral interval.
The following figure shows the spectral response curve of the UVA channel.
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0.1
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0.5
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250 270 290 310 330 350 370 390 410 430 450
Lambda(nm)
Figure 8: spectral response curve of UVA sensor
7.3 SPECTRAL INTERVAL 300-700nm
This spectral interval must be evaluated with the weighting curve B(λ).
The following figure shows the comparison between the spectral response curve ob-
tained by the combination of channels and weighting curve B(λ).
1.0E-05
1.0E-04
1.0E-03
1.0E-02
1.0E-01
1.0E+00
300 350 400 450 500 550 600 650 700
Lambda(nm )
Figure 9:
comparison between spectral response curve obtained by the combina-
tion of channels (in purple color) and weighting curve B(λ) (in black)