Sumitomo Electric Industries, Ltd. released the TYPE-3 fixed V-groove optical fiber fusion splicer for multi-mode fibers in 1980. Over the years, optical fiber fusion splicing technology has been making steady progress with the advancement of optical fiber production technology and the development of new jointing methods. This paper looks back at bthe history of splicing technology and highlights the technology that marked a crucial turning point in the progress. We also discuss our perspectives on how the technology can make further headway in the future.
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