Thermometer ya infrared ndi thermometer yomwe imapangitsa kutentha kuchokera kugawo lina la cheza chotenthetsera chomwe nthawi zina chimatchedwa ma radiation akuda omwe amatulutsidwa ndi chinthu chomwe chikuyezedwa. Nthawi zina amatchedwa laser thermometers monga laser imagwiritsidwa ntchito kuthandizira thermometer, kapena zoyezera zosalumikizana kapena mfuti za kutentha, kufotokoza kuthekera kwa chipangizocho kuyeza kutentha kuchokera patali.