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Originally Posted by Ted But how do they measure that temperature? Surely any thermometer will melt....  |
They keep adding precise heat absorbing shielding until they have enough known dissipation and add the known dissipation and the thermovoltaic (thermocouple) device reading. It's the same way the power produced by a laser is read by using known filters stacked until the output is a readable level, sunglasses in other words.