| 摘要 |
PROBLEM TO BE SOLVED: To provide a small-sized receptacle type photo-semiconductor module for optical communication suitable for mass-production. SOLUTION: This module M is composed of a receptacle A, and an envelope B for surrounding a photo-semiconductor element 12 to be sealed air-tightly, (a) the receptacle A is composed of (1) a cylindrical housing 1, (2) a sleeve 2, (3) a sleeve holding member 3, (4) the first holder 4, (5) the second optical lens 5, and (6) the second holder 6, (b) The receptacle A has integrated structure, and has a stored part As stored inside the envelope B, (c) a recessed cap 7b serving as a storing part 7s for storing the stored part As of the receptacle A is attached to the envelope B to seal air-tightly the envelope B.
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