FLIR T6 Series User Manual page 95

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Thermographic measurement techniques

3. Measure the radiation intensity (= apparent temperature) from the reflection source

using the following settings:

• Emissivity: 1.0

• D

: 0

obj

You can measure the radiation intensity using one of the following two methods:

Figure 28.3 1 = Reflection source

You can not use a thermocouple to measure reflected apparent temperature, because a

thermocouple measures temperature, but apparent temperatrure is radiation intensity.

28.2.1.1.2 Method 2: Reflector method

Follow this procedure:

1. Crumble up a large piece of aluminum foil.

2. Uncrumble the aluminum foil and attach it to a piece of cardboard of the same size.

3. Put the piece of cardboard in front of the object you want to measure. Make sure that

the side with aluminum foil points to the camera.

4. Set the emissivity to 1.0.

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Figure 28.4 1 = Reflection source

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