Optical module

An optical module, comprising a housing, and an optical assembly and a circuit board which are disposed inside the housing, wherein the optical module further comprises an optical device box disposed inside the housing, wherein the optical assembly is packaged in the optical device box;

• the circuit board is provided with an extension portion extending to overlap the optical device box, the optical device box is fixed on one surface of the extension portion, wherein the extension portion is part of the circuit board, and is not a flexible circuit board;
• the optical device box is provided with an optical interface and an electrical interface, the optical assembly comprises a photoelectric chip and an optical processing unit, the photoelectric chip is electrically connected to the circuit board outside the optical device box through the electrical interface, the optical processing unit is optically connected to the outside of the optical device box through the optical interface,
• wherein the optical module comprises a conductive substrate, and the conductive substrate is provided on one side wall of the optical device box, wherein one end of the conductive substrate is electrically connected to the optical assembly in the optical device box, and the other end extends through the side wall to the outside of the optical device box to be electrically connected to the circuit board.