Fiber Optic Sensor Wavelength Temperature
Many fiber-optic sensors for measuring temperatures are based on fiber Bragg gratings (FBGs). Fiber-optic high-temperature sensors are gradually replacing traditional electronic sensors due to their small size, resistance to electromagnetic interference, remote detection, multiplexing, and distributed measurement advantages. A Fiber Bragg Grating (FBG) is a type of Distributed reflector that reflects a I iiiiparticular wavelength of light and transmits all other. This is done by adding a periodic variation to the refractive index of the fiber core.
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