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LCD Thermometer
- Jan 29, 2018 -

Principle application

Liquid crystal made with different formulations, the phase transition temperature is different, when its phase change, its optical properties will change, the liquid crystal looks changed color. If the liquid crystal with different phase transition temperature is coated on a piece of paper, the change of the color of the liquid crystal will know the temperature. This thermometer has the advantage of reading easily,

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