OPTICAL MODULE

Provided in the present disclosure is an optical module. The optical module comprises an optical receiving assembly, a microprocessor, a laser driving chip and a laser transmitting chip, wherein the optical receiving assembly is used for receiving a received optical signal carrying a first low-frequency message; the microprocessor is electrically connected to the optical receiving assembly, and is used for receiving the first low-frequency message and sending a power control signal according to the first low-frequency message; the laser driving chip is electrically connected to the microprocessor, and is used for receiving the power control signal and adjusting the power supply of the laser transmitting chip according to the power control signal, so as to adjust the transmit power of the laser transmitting chip; and the laser transmitting chip is electrically connected to the laser driving chip and is used for emitting a transmission optical signal. In the present disclosure, a low-frequency message for indic