Temperature Errors Caused By 1% Emissivity Change



Effective Wavelength 0.65µm 0.9µm 1.64µm 2.3µm 3.43µm 3.86µm 4.5µm 5.0µm 7.9µm 10.6µm 0.78-1.06µm
Target Temp °C Errors (°C)
-30.0 1.0 0.8
-20.0 0.7 0.6
-10.0 0.5 0.4
0.0 0.3 0.3
10.0 0.2 0.2
20.0 0.0 0.0
30.0 0.0 0.0 0.0 0.0 0.0 0.0
40.0 0.1 0.1 0.1 0.1 0.1 0.1
50.0 0.1 0.2 0.2 0.2 0.2 0.2 0.2
60.0 0.2 0.2 0.2 0.2 0.2 0.3 0.3
70.0 0.2 0.2 0.3 0.3 0.3 0.4 0.4
80.0 0.2 0.3 0.3 0.3 0.3 0.4 0.5
90.0 0.2 0.3 0.3 0.3 0.4 0.5 0.5
100.0 0.2 0.2 0.3 0.3 0.4 0.4 0.5 0.6
120.0 0.2 0.3 0.4 0.4 0.4 0.5 0.6 0.7
140.0 0.2 0.3 0.4 0.4 0.5 0.5 0.8 0.9
160.0 0.2 0.3 0.4 0.5 0.6 0.6 0.9 1.0
180.0 0.2 0.3 0.5 0.5 0.6 0.7 1.0 1.1
200.0 0.3 0.4 0.5 0.6 0.7 0.8 1.1 1.2
220.0 0.3 0.4 0.6 0.7 0.7 0.8 1.2 1.4
240.0 0.3 0.4 0.6 0.7 0.8 0.9 1.3 1.5
260.0 0.3 0.5 0.7 0.8 0.9 1.0 1.4 1.6
280.0 0.4 0.5 0.7 0.8 0.9 1.0 1.5 1.8
300.0 0.4 0.5 0.8 0.9 1.0 1.1 1.6 1.9
320.0 0.4 0.6 0.8 0.9 1.1 1.2 1.8 2.0
340.0 0.4 0.6 0.9 1.0 1.2 1.3 1.9 2.2
360.0 0.5 0.7 1.0 1.1 1.2 1.4 2.0 2.3
380.0 0.5 0.7 1.0 1.1 1.3 1.4 2.1 2.4
400.0 0.3 0.5 0.7 1.1 1.2 1.4 1.5 2.2 2.6
420.0 0.3 0.5 0.8 1.2 1.3 1.5 1.6 2.4 2.7
440.0 0.4 0.6 0.8 1.2 1.4 1.6 1.7 2.5 2.9
460.0 0.4 0.6 0.9 1.3 1.4 1.7 1.8 2.6 3.0
480.0 0.4 0.6 0.9 1.4 1.5 1.7 1.9 2.8 3.2
500.0 0.4 0.7 1.0 1.4 1.6 1.8 2.0 2.9 3.3
550.0 0.5 0.7 1.1 1.6 1.8 2.1 2.3 3.2 3.7
600.0 0.5 0.8 1.2 1.8 2.0 2.3 2.5 3.6 4.1 10.6
650.0 0.6 0.9 1.4 2.0 2.3 2.6 2.8 4.0 4.5 11.2
700.0 0.6 1.0 1.5 2.2 2.5 2.8 3.1 4.3 4.9 11.7
750.0 0.7 1.1 1.7 2.5 2.8 3.1 3.4 4.7 5.3 12.2
800.0 0.5 0.8 1.2 1.8 2.7 3.0 3.4 3.7 5.1 5.7 12.8
850.0 0.6 0.8 1.3 2.0 3.0 3.3 3.7 4.0 5.5 6.1 13.4
900.0 0.6 0.9 1.4 2.2 3.2 3.5 4.0 4.3 5.9 6.5 14.0
950.0 0.7 1.0 1.5 2.4 3.5 3.8 4.3 4.7 6.3 6.9 14.6
1000.0 .7 1.1 1.7 2.5 3.7 4.1 4.6 5.0 6.7 7.4 15.3
1100.0 0.9 1.3 1.9 2.9 4.3 4.7 5.3 5.7 7.5 8.2 16.7
1200.0 1.0 1.4 2.2 3.4 4.9 5.4 6.0 6.4 8.4 9.1 18.1
1300.0 1.1 1.6 2.4 3.8 5.5 6.0 6.7 7.2 9.2 10.0 19.7
1400.0 1.3 1.8 2.7 4.3 6.2 6.7 7.4 7.9 10.1 10.9 21.3
1500.0 1.4 2.0 3.0 4.8 6.8 7.4 8.1 8.7 11.0 11.9 23.1
1600.0 1.6 2.3 3.4 5.3 7.5 8.1 8.9 9.5 11.9 12.7 24.9
1700.0 1.8 2.5 3.7 5.8 8.2 8.9 9.7 10.3 12.8 13.7 26.8
1800.0 1.9 2.8 4.0 6.4 8.9 9.6 10.5 11.1 13.7 14.6 28.8
1900.0 2.1 3.0 4.4 7.0 9.6 10.4 11.3 12.0 14.6 15.5 30.9
2000.0 2.3 3.3 4.8 7.6 10.4 11.2 12.1 12.8 15.5 16.5 33.1
2100.0 2.5 3.6 5.2 8.2 11.2 12.0 12.9 13.6 16.4 17.4 35.4
2200.0 2.8 3.9 5.6 8.8 12.0 12.7 13.8 14.5 17.3 18.3 37.8
2300.0 3.0 4.2 6.0 9.5 12.7 13.6 14.6 15.3 18.3 19.3 40.2
2400.0 3.2 4.5 6.4 10.1 13.5 14.4 15.5 16.2 19.2 20.3 42.7
2500.0 3.5 4.9 6.9 10.8 14.3 15.2 16.3 17.1 20.2 21.2 45.4
2600.0 3.7 5.2 7.3 11.5 15.1 16.1 17.2 18.0 21.1 22.2 48.1
2700.0 4.0 5.6 7.8 12.2 15.9 16.9 18.1 18.9 22.1 23.1 50.9
2800.0 4.2 5.9 8.3 12.8 16.8 17.8 19.0 19.8 23.0 24.1 53.8
2900.0 4.5 6.3 8.8 13.6 17.6 18.6 19.9 20.7 24.0 25.1 56.8
3000.0 4.8 6.7 9.3 14.3 18.4 19.5 20.7 21.6 24.9 26.0 59.9