Electrical Engineering · Instrumentation & Measurements
For accurate non-contact temperature measurement using a optical/radiation pyrometer, which condition regarding the target object must be fulfilled?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The target image must completely fill the pyrometer's optical field of view✓
- 2The instrument must strictly be placed at a fixed distance of 1 meter
- 3The target physical area must be smaller than the objective lens diameter
- 4The measuring distance must equal the target's cross-sectional diameter
Correct answer
The target image must completely fill the pyrometer's optical field of view
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