FLIR C2

The measurement formula
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Figure 19.2 Relative magnitudes of radiation sources under varying measurement conditions (SW camera).
1: Object temperature; 2: Emittance; Obj: Object radiation; Refl: Reflected radiation; Atm: atmosphere radia-
tion. Fixed parameters: τ = 0.88; T
refl
= 20°C (+68°F); T
atm
= 20°C (+68°F).
Figure 19.3 Relative magnitudes of radiation sources under varying measurement conditions (LW camera).
1: Object temperature; 2: Emittance; Obj: Object radiation; Refl: Reflected radiation; Atm: atmosphere radia-
tion. Fixed parameters: τ = 0.88; T
refl
= 20°C (+68°F); T
atm
= 20°C (+68°F).
#T559918; r. AN/42281/42281; en-US
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