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シ様式第1-3号 |
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ユ ニ ッ ト シ ー ト |
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氏 名 |
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ユニット |
光伝送路測定技術(OTDR) |
分類番号 |
EU401-1140-3 |
自 己評 価 |
指導員確 認 |
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到達水準 |
(1)OTDRを用いて光伝送路の測定がよくできること |
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(2)OTDRを用いて融着接続損失の測定がよくできること |
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(3)OTDRを用いてコネクタ接続損失の測定がよくできること |
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(4)OTDRを用いてコネクタ接続部の反射測定ができること |
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(5)OTDRを用いてファイバ屈折率の測定ができること |
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(6)OTDRを用いてファイバ曲げ損失の測定ができること |
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(7)安全衛生作業ができること |
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教科の細目 |
内 容 |
訓 練 時 間 |
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学科 |
実技 |
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伝送損失の要因 |
(1)光ファイバの伝送損失 |
2 |
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(2)接続損失(融着、コネクタ、メカニカルスプライス) |
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(3)送信機、受信機の損失・光通信用デバイスの損失 |
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(4)光伝送路の区間損失 |
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測定手法 |
(1)透過光法(カットバック法、挿入損失法) |
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(2)後方散乱光法(OTDR) |
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測定原理 |
(1)OTDRの測定原理 |
1 |
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OTDRの測定方法 |
(1)OTDRによる測定方法 |
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(2)パルス幅と測定距離の関係 |
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(3)ダイナミックレンジについて |
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(4)光源波長選択 |
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(5)群屈折率 |
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伝送損失の測定 |
(1)各種ファイバの伝送損失測定 |
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接続部の損失測定 |
(1)各種ファイバ融着接続部の損失測定 |
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4 |
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(2)コネクタ接続部の損失測定 |
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反射減衰量測定 |
(1)ファイバコネクタ接続部の反射測定 |
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(2)フレネル反射とその波形観測 |
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屈折率測定 |
(1)ファイバ屈折率測定 |
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曲げ損失の測定 |
(1)伝送路中で発生するファイバ曲げ損失の測定 |
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安全衛生 |
(1)安全衛生一般、整理整頓 |
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(2)レーザ光源の取扱い |
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7 |
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使用する機械
器具等 |
光パルス試験器(OTDR)、融着器、ファイバストリッパ、ファイバカッタ、ファイバホルダ、ファイバコード各種、光ファイバアダプタ、ファイバドラム各種、光コネクタ各種、曲げ損失測定冶具 |
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備 考 |
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※自己評価欄にはA、B、Cを記入する。 |
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