Patent ID: 7090412
Filing Date: 2006-08-15
Classification: G02B

Abstract:
1. An optical module comprising: a package mounting a laser diode therein, the package having a front wall; an optical component including a ceramic ferrule and a tubular metallic holder, the ceramic ferrule having a first portion and a second portion, the tubular metallic holder securing the second portion of the ceramic ferrule; a metallic sleeve for securing a part of the holder to position the holder relative to the package; another sleeve for securing the first portion of the ceramic ferrule; and a tubular metallic guide including first, second and third portions, the first and second portions covering the other sleeve, and the third portion securing a portion of the metallic holder, wherein the metallic holder is welded to the metallic sleeve, the metallic sleeve is welded to the package, and the guide is welded to the metallic holder.