FLIR A3 series - Step 2: Determining Emissivity; Importance of Reflected Apparent Temperature; Effect of Distance on Measurement; Effect of Relative Humidity

23.3 Tables
Figure 23.1 T: Total spectrum; SW: 2–5 µm; LW: 8–14 µm, LLW: 6.5–20 µm; 1: Material; 2: Specification;
3: Temperature in °C; 4: Spectrum; 5: Emissivity: 6: Reference
654321
13Ca. 0.96LW< 80Vinyl electrical
tape (several col-
ors)
3M type 35
13Ca. 0.96LW< 105Black vinyl electri-
cal tape
3M type 88
13< 0.96MW< 105Black vinyl electri-
cal tape
3M type 88
13Ca. 0.96LW< 80Black vinyl electri-
cal tape
3M type Super
33+
90.95LW70anodized, black,
dull
Aluminum
90.67SW70anodized, black,
dull
Aluminum
90.97LW70anodized, light
gray, dull
Aluminum
90.61SW70anodized, light
gray, dull
Aluminum
20.55T100anodized sheetAluminum
40.09T100as received, plateAluminum
20.09T100as received, sheetAluminum
90.46LW70cast, blast cleanedAluminum
90.47SW70cast, blast cleanedAluminum
40.05T100dipped in HNO
3
,
plate
Aluminum
30.093 µm27foilAluminum
30.0410 µm27foilAluminum
10.2–0.3T50–500oxidized, stronglyAluminum
10.04–0.06T50–100polishedAluminum
20.05T100polished, sheetAluminum
40.05T100polished plateAluminum
Publ. No. T559498 Rev. a461 – ENGLISH (EN) – August 19, 2010 85
23 – Emissivity tables