To automatically, instantly, and accurately position in a plane direction and a height direction of a surface type optical element 20 and an optical component 30.

An optical module 10 comprises a surface type optical element 20 having an optical element 23 and a recessed portion 21 on one surface 22 in a thickness direction of a chip, an optical component 30 having a recessed portion 31 on a surface 32 opposing to the optical element 23, and a core-containing joint component 40 having a core 41 and a joint material 42 provided on a surface of the core 41. The recessed portion 21 and the recessed portion 31 clip the core-containing joint component 40, and are jointed with each other through the joint material 42.