Patent ID: 6847660

Claim:
A short-wavelength laser module comprising: a light-emitting device including at least a semiconductor laser and outputting short-wavelength laser light, a package body having a disposition face on which said light-emitting device is disposed and wail faces surrounding said disposition face, and a lid portion joined to said package body, whereby a portion thereof, together with said disposition face and said wall faces, forms housing space in which said light-emitting device is housed, wherein said lid portion is fitted within said housing space so as to form a sealing face along an interface of the wall faces and at least edge faces of the lid portion, wherein the wall faces and the edge faces make close contact and are aligned with each other and a lip face of the lid portion and a top face of the wall are joined using an adhesive, and said sealing face is formed between an area in which said adhesive is provided and said housing space so as to isolate said area and said housing space.