Patent ID: 9088128
Filing Date: 2015-07-21
Classification: B23K,G02B,H01L,H01S

Abstract:
1. A laser module comprising: a bottom plate of a box; a frame member of the box including a through hole that communicates an internal space of the box with an external space, the frame member being fixed to the bottom plate; a pipe member including a hollow portion communicating with the through hole, the pipe member being joined to an outer side surface of the frame member; an optical fiber held on the hollow portion of the pipe member; and a laser element accommodated in the internal space of the box, an optical axis of the laser element being aligned with an optical axis of the optical fiber, wherein the hollow portion of the pipe member extending in a thickness direction of the pipe member, the thickness direction extending along an axial direction of the pipe member, and the pipe member includes a bottom face extending through entire thickness of the pipe member, and wherein when the bottom plate is placed on a plane, an entirety of the bottom face of the pipe member is a portion of the pipe member positioned on a same face as a portion of the bottom plate contacting the plane.