A-1
Appendix A
Emissivity Values
Use the emissivity values shown in Table A-1 as a guide to properly setting the
emissivity value on your Camera.
Table A-1. Emissivity Values of Common Materials
Material Temperature
(°C)
Emissivity
Aluminum, polished
0
0.05
Aluminum, rough
surface
0 0.07
Aluminum, strongly
oxidized
0 0.25
Asbestos board
0
0.96
Asbestos fabric
0
0.78
Asbestos paper
0
0.94
Asbestos slate
0
0.96
Brass, dull, tarnished
0
0.22
Brass, polished
0
0.03
Brick, common
0
0.85
Brick, glazed, rough
0
0.85
Brick, refractory, rough
0
0.94
Bronze, porous, rough
0
0.55
Bronze, polished
0
0.10
