Patent ID: 6948858
Filing Date: 2005-09-27
Classification: G02B

Abstract:
1. An adapter for coupling first and second optical fiber connectors each of which has a ferrule, the adapter comprising: a first member, which has first and second ends in a first direction, wherein the first end is formed with a first opening for receiving the first optical fiber connector, the second end is formed with a second opening, the second opening communicates with the first opening in the first direction, the first member is formed with first and second positioning holes, the first and the second positioning holes extend from the second end in the first direction; a sleeve, which has first and second open ends for receiving the ferrules of the first and the second optical fiber connectors, respectively, so that the ferrules abut; and a second member for receiving the second optical fiber connector, wherein the second member holds the sleeve, the sleeve extends in a second direction, the second member is to be detachably coupled to the first member while the first and the second directions are aligned with each other, the second member is provided with first and second positioning sticks, the first and the second positioning sticks extend in the second direction and project beyond the first open end of the sleeve in the second direction, and the first and the second positioning sticks are inserted into the first and the second positioning holes, respectively, when the first and the second members are coupled together; wherein the first and the second positioning holes have diameters different from each other, and the first and the second positioning sticks have diameters corresponding to the diameters of the first and the second positioning holes, respectively, and wherein the second member has two threaded holes, the first and the second positioning sticks have threaded portions, respectively, and the threaded portions are screwed into the threaded holes, respectively, such that the first and the second positioning sticks are adapted to attach to the second member.