LumaSense Technologies M310 - Manual (Page 29)

M310 Manual Appendix B: Calibration Methods 29
When calibrating infrared sensors at wavelengths other than 8-14 µm region, the graph below
displays the target effective emissivity vs. wavelength after factory radiance calibration is
performed.
Infrablack 3 Coating on HT version (450C)
0.9
0.91
0.92
0.93
0.94
0.95
0.96
0.97
0.98
0.99
1
0 5 10 15 20 25 30
Wavelength (um)
em
is
s
iv
it
y
'emissivity'
mean emissivity=0.915
3-5um
8-14um
e=0.970
8-12um
e=0.969
Normalized emissivity for 350C version
0.93
0.94
0.95
0.96
0.97
0.98
0.99
1
1.01
1.02
0 5 10 15 20 25 30
Wavelength (microns)
e
ff
e
ct
iv
e
em
is
si
v
it
y
e