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Will infrared sensors measure air?

No. Infrared thermometers need a surface to measure. In fact, most infrared thermometer sensors are specifically designed so that the air between the sensor and target does not affect the measurement.




Other frequently asked questions:
What should I do when batteries need to be replaced in infrared thermometers?
Will infrared sensors measure air?
Do infrared thermometers measure water or ice?
How does infrared work?