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ManualsBrandsFLUKE ManualsTemperature GaugesIR thermometer -568EX Display (thermometer) 50:1 -40 up to +8
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Infrared Thermometer
Product Operation
15
Distance and Spot Size
As the distance (D) from the object under measurement increases,
the spot size (S) of the area measured by the Product becomes
larger. The relationship between distance and spot size (D:S) is
shown in Figure 5. The spot sizes indicate 90 % encircled energy.
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Figure 5. Distance and Spot Size