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This letter proposes a high speed multifiber connector assembly method, which uses UV-curable adhesive and which does not require a polishing process, thus reducing the connector assembly time. It is confirmed that the assembly time can be reduced to less than half the time required with the conventional assembly method. The multifiber connectors assembled using this method have a low connection loss and stable mechanical characteristics.
Mitsuru KIHARA Tsuyoshi NAKASHIMA Michito MATSUMOTO
We indicate the existence of optimum expanded mode field diameters in thermally-diffused expanded core (TEC) fiber. The optimum ranges under our experimental conditions were from 14µm to 18µm for both 1.3µm-single-mode fiber and 1.55µm-dispersion-shifted fiber. By applying the TEC fiber fabricated in our experimental conditions to a multifiber connector, the connection loss can be reduced to less than 0.2dB without improving fiber and connector ferrule fabrication accuracy.