| 摘要 |
An optical module 1 includes an optical component 30, a body 10 incorporating an optical element 14, and a metallic sleeve 40 having a tubular shape. The optical component 30 includes a nonmetallic ferrule 32 having an optical fiber insertion hole 36, and a metallic holder 34 which covers part of the ferrule 32. In this optical module 1, part of the holder 34 is inserted into the sleeve 40, and is positioned and welded to the sleeve 40. The sleeve 40 is positioned to a tubular portion 29 of the body 10 and welded thereto.
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