| 摘要 |
PROBLEM TO BE SOLVED: To manufacture first grade products in which optical loss hardly occurs by easily clearing strict accuracy requirement for the diameter and position of a hole as well as for the thickness. SOLUTION: In the manufacture of a ferrule for an optical fiber connector, a set of two ferrules is integrally made using metal, plastics and ceramics, with the integration cut in the center to form two ferrules, and with their sections brought into contact with each other.
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