{"id":22478,"date":"2026-10-01T09:20:05","date_gmt":"2026-10-01T01:20:05","guid":{"rendered":"https:\/\/www.luleey.com\/?p=22478"},"modified":"2026-10-01T09:20:08","modified_gmt":"2026-10-01T01:20:08","slug":"otdr-ghost-events-how-to-spot-false-reflections","status":"publish","type":"post","link":"https:\/\/www.luleey.com\/ja\/otdr-ghost-events-how-to-spot-false-reflections\/","title":{"rendered":"OTDR\u306e\u30b4\u30fc\u30b9\u30c8\u30a4\u30d9\u30f3\u30c8\uff1a\u8aa4\u53cd\u5c04\u306e\u898b\u5206\u3051\u65b9"},"content":{"rendered":"

OTDR<\/a> \u30b4\u30fc\u30b9\u30c8\u30a4\u30d9\u30f3\u30c8<\/strong> \u3053\u308c\u3089\u306f\u3001\u7269\u7406\u7684\u306a\u73fe\u8c61\u304c\u5b58\u5728\u3057\u306a\u3044\u4f4d\u7f6e\u306b\u73fe\u308c\u308b\u53cd\u5c04\u30d4\u30fc\u30af\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u3063\u3066\u3001\u77ed\u3044\u30d5\u30a1\u30a4\u30d0\u30fc\u304c\u9577\u304f\u898b\u3048\u305f\u308a\u3001\u7d4c\u8def\u4e0a\u306b\u306a\u3044\u30b3\u30cd\u30af\u30bf\u304c\u5b58\u5728\u3059\u308b\u304b\u306e\u3088\u3046\u306b\u898b\u3048\u305f\u308a\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n

\u30b4\u30fc\u30b9\u30c8\u306f\u6e2c\u5b9a\u4e0a\u306e\u30a2\u30fc\u30c6\u30a3\u30d5\u30a1\u30af\u30c8\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u305d\u308c\u3092\u5f15\u304d\u8d77\u3053\u3059\u53cd\u5c04\u306f\u3001\u6ce8\u610f\u3092\u8981\u3059\u308b\u5b9f\u969b\u306e\u63a5\u7d9a\u306b\u8d77\u56e0\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30b1\u30fc\u30d6\u30eb\u3092\u4ea4\u63db\u3057\u305f\u308a\u3001\u30b9\u30d7\u30e9\u30a4\u30b9\u30dc\u30c3\u30af\u30b9\u3092\u958b\u3051\u76f4\u3057\u305f\u308a\u3059\u308b\u524d\u306b\u3001\u5b9f\u969b\u306e\u30c6\u30b9\u30c8\u7d4c\u8def\u3068\u30c8\u30ec\u30fc\u30b9\u3092\u7167\u3089\u3057\u5408\u308f\u305b\u3066\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n

\"\"<\/div>\n\n\n\n

\u898b\u5206\u3051\u308b\u65b9\u6cd5 OTDR\u306e\u30b4\u30fc\u30b9\u30c8\u30a4\u30d9\u30f3\u30c8<\/a><\/h2>\n\n\n\n

\u3044\u304f\u3064\u304b\u306e\u624b\u304c\u304b\u308a\u3092\u307e\u3068\u3081\u3066\u63a2\u3057\u3066\u307f\u307e\u3057\u3087\u3046\uff1a<\/p>\n\n\n\n

\u30c8\u30ec\u30fc\u30b9\u306e\u89b3\u6e2c<\/th>\u306a\u305c\u4e0d\u5be9\u306a\u306e\u304b<\/th><\/tr><\/thead>
\u3059\u3079\u3066\u306e\u63a5\u7d9a\u6e08\u307f\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u306e\u3001\u72ec\u7acb\u3057\u305f\u691c\u8a3c\u306b\u3088\u308a\u78ba\u8a8d\u3055\u308c\u305f\u7d42\u7aef\u306e\u5411\u3053\u3046\u5074\u306b\u3001\u30d4\u30fc\u30af\u304c\u73fe\u308c\u308b<\/td>\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u8ddd\u96e2\u3067\u306f\u3001\u7269\u7406\u7684\u306a\u30b3\u30cd\u30af\u30bf\u306f\u5b58\u5728\u3057\u306a\u3044\u306f\u305a\u3067\u3059<\/td><\/tr>
\u5f37\u3044\u53cd\u5c04\u306e\u5f8c\u3001\u30d4\u30fc\u30af\u306f\u4e00\u5b9a\u306e\u9593\u9694\u3067\u7e70\u308a\u8fd4\u3055\u308c\u308b<\/td>\u5149\u306f\u3001\u53cd\u5c04\u754c\u9762\u306e\u9593\u3092\u3055\u3089\u306b\u5f80\u5fa9\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b<\/td><\/tr>
\u30d4\u30fc\u30af\u306b\u306f\u3001\u30d5\u30a1\u30a4\u30d0\u30fc\u5f8c\u65b9\u6563\u4e71\u306b\u304a\u3044\u3066\u5bfe\u5fdc\u3059\u308b\u4e0b\u964d\u6bb5\u5dee\u304c\u898b\u3089\u308c\u306a\u3044<\/td>\u3053\u308c\u306f\u3001\u901a\u4fe1\u54c1\u8cea\u306e\u4f4e\u4e0b\u3068\u3044\u3046\u3088\u308a\u306f\u3001\u30a8\u30b3\u30fc\u306e\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u306b\u3064\u3044\u3066 FOA OTDR\u30ac\u30a4\u30c9<\/a> \u3053\u308c\u3089\u306e\u7e70\u308a\u8fd4\u3057\u53cd\u5c04\u306b\u3088\u308b\u30a2\u30fc\u30c1\u30d5\u30a1\u30af\u30c8\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u3066\u3044\u308b\u3002. \u3069\u306e\u624b\u304c\u304b\u308a\u3082\u3001\u305d\u308c\u3060\u3051\u3067\u306f\u4e0d\u5341\u5206\u3067\u3059\u3002.<\/strong> \u5b9f\u969b\u306e\u63a5\u7d9a\u3067\u306f\u3001\u6e2c\u5b9a\u4e0d\u80fd\u306a\u307b\u3069\u5fae\u5c0f\u306a\u640d\u5931\u304c\u751f\u3058\u3066\u3044\u308b\u5834\u5408\u304c\u3042\u308a\u3001\u30ce\u30a4\u30ba\u306e\u591a\u3044\u30c8\u30ec\u30fc\u30b9\u3067\u306f\u5b9f\u7528\u7684\u306a\u57fa\u6e96\u5024\u304c\u5f97\u3089\u308c\u306a\u3044\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30d5\u30a1\u30a4\u30d0\u30fc\u7aef\u90e8\u3088\u308a\u5148\u306b\u3064\u3044\u3066\u306f\u3001\u6e2c\u5b9a\u5668\u304c\u6bd4\u8f03\u5bfe\u8c61\u3068\u306a\u308b\u30d5\u30a1\u30a4\u30d0\u30fc\u5f8c\u65b9\u6563\u4e71\u4fe1\u53f7\u3092\u691c\u51fa\u3057\u306a\u304b\u3063\u305f\u3068\u3044\u3046\u7406\u7531\u3060\u3051\u3067\u3001\u300c0 dB\u306e\u640d\u5931\u300d\u3068\u5831\u544a\u3057\u3066\u306f\u306a\u308a\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n

\u306a\u305c600 m\u306e\u8a66\u9a13\u533a\u9593\u30671200 m\u4ed8\u8fd1\u306b\u30d4\u30fc\u30af\u304c\u73fe\u308c\u308b\u306e\u304b<\/h2>\n\n\n\n

OTDR\u306f\u3001\u5149\u306e\u5f80\u5fa9\u6642\u9593\u3092\u8ddd\u96e2\u306b\u5909\u63db\u3057\u307e\u3059\u3002\u53cd\u5c04\u5149\u304c\u53d7\u4fe1\u6a5f\u306b\u5230\u9054\u3059\u308b\u524d\u306b\u518d\u3073\u5f80\u5fa9\u3057\u305f\u5834\u5408\u3001\u305d\u306e\u4f59\u5206\u306a\u9045\u5ef6\u306f\u4f59\u5206\u306a\u8ddd\u96e2\u3068\u3057\u3066\u8868\u793a\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n

\u7c21\u5358\u306a\u4f8b\u3068\u3057\u3066\u3001\u6b21\u306e\u3088\u3046\u306b\u4eee\u5b9a\u3059\u308b\u3068\u3057\u307e\u3059\u3002 \u3059\u3079\u3066\u306e\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u3092\u5408\u308f\u305b\u308b\u3068\u3001\u5408\u8a08600 m\u3068\u306a\u308b<\/strong>, \u3001\u30c6\u30b9\u30c8\u7528\u30b3\u30fc\u30c9\u306a\u3069\u3082\u542b\u307f\u307e\u3059\u3002\u8fd1\u7aef\u3068\u53cd\u5c04\u3059\u308b\u9060\u7aef\u306e\u9593\u3067\u53cd\u5c04\u304c\u7e70\u308a\u8fd4\u3055\u308c\u308b\u3068\u3001\u305d\u306e\u4ed8\u8fd1\u306b\u30a8\u30b3\u30fc\u304c\u767a\u751f\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002 1200 m<\/strong> \u30c8\u30ec\u30fc\u30b9\u4e0a\u306b\u3042\u308b\u3002\u3060\u304b\u3089\u3068\u3044\u3063\u3066\u3001\u3055\u3089\u306b600 m\u306e\u30b1\u30fc\u30d6\u30eb\u304c\u5b58\u5728\u3059\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u3002.<\/p>\n\n\n\n

\u3053\u308c\u306f\u3042\u304f\u307e\u3067\u4e00\u4f8b\u3067\u3042\u308a\u3001\u3059\u3079\u3066\u306e\u30b4\u30fc\u30b9\u30c8\u304c\u30b1\u30fc\u30d6\u30eb\u306e\u6577\u8a2d\u9577\u3055\u306e2\u500d\u306e\u4f4d\u7f6e\u3067\u767a\u751f\u3059\u308b\u3068\u3044\u3046\u6c7a\u307e\u308a\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u4ed6\u306e\u53cd\u5c04\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3084\u30c6\u30b9\u30c8\u7d4c\u8def\u306e\u9577\u3055\u306b\u3088\u3063\u3066\u306f\u3001\u7570\u306a\u308b\u30d1\u30bf\u30fc\u30f3\u304c\u73fe\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n

\"\"<\/div>\n\n\n\n

\u5b9f\u7528\u7684\u306a\u518d\u8a66\u9a13\u306e\u624b\u9806<\/h2>\n\n\n\n

\u63a5\u7d9a\u3055\u308c\u3066\u3044\u306a\u3044\u30c0\u30fc\u30af\u30d5\u30a1\u30a4\u30d0\u30fc\u306b\u3064\u3044\u3066\u306f\u3001\u4ee5\u4e0b\u306e\u624b\u9806\u306b\u5f93\u3063\u3066\u304f\u3060\u3055\u3044\u3002\u70b9\u691c\u3092\u884c\u3046\u524d\u306b\u3001\u30d5\u30a1\u30a4\u30d0\u30fc\u304c\u5b89\u5168\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u5149\u30dd\u30fc\u30c8\u3084\u30d5\u30a1\u30a4\u30d0\u30fc\u306e\u7aef\u9762\u3092\u7d76\u5bfe\u306b\u8997\u304d\u8fbc\u307e\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n

1. \u5143\u306e\u30c8\u30ec\u30fc\u30b9\u3092\u4fdd\u5b58\u3057\u3001\u8ddd\u96e2\u306e\u57fa\u6e96\u3092\u78ba\u8a8d\u3059\u308b<\/h3>\n\n\n\n

\u7591\u308f\u3057\u3044\u30a4\u30d9\u30f3\u30c8\u306e\u8ddd\u96e2\u3001\u6ce2\u9577\u3001\u30d1\u30eb\u30b9\u5e45\u3001\u7bc4\u56f2\u3001\u304a\u3088\u3073\u7fa4\u5c48\u6298\u7387\u306e\u8a2d\u5b9a\u3092\u8a18\u9332\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u81ea\u52d5\u751f\u6210\u3055\u308c\u305f\u30a4\u30d9\u30f3\u30c8\u30c6\u30fc\u30d6\u30eb\u3060\u3051\u3067\u306a\u304f\u3001\u30c8\u30ec\u30fc\u30b9\u81ea\u4f53\u3082\u4fdd\u5b58\u3057\u3066\u304a\u3044\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n

\u9001\u4fe1\u30b1\u30fc\u30d6\u30eb\u3001\u8a2d\u7f6e\u6e08\u307f\u30ea\u30f3\u30af\u3001\u304a\u3088\u3073\u53d7\u4fe1\u30b1\u30fc\u30d6\u30eb\u306e\u9577\u3055\u3092\u5408\u8a08\u3057\u307e\u3059\u3002\u6e2c\u5b9a\u5668\u304c\u30dd\u30fc\u30c8\u304b\u3089\u306e\u8ddd\u96e2\u3092\u8868\u793a\u3057\u3066\u3044\u308b\u304b\u3001\u3042\u308b\u3044\u306f\u9001\u4fe1\u30b1\u30fc\u30d6\u30eb\u306e\u88dc\u6b63\u304c\u9069\u7528\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u8a2d\u7f6e\u6e08\u307f\u30ea\u30f3\u30af\u306e\u5148\u306b\u3042\u308b\u30d4\u30fc\u30af\u306f\u3001\u5358\u306b\u53d7\u4fe1\u30b1\u30fc\u30d6\u30eb\u306e\u7aef\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n

2. \u7591\u308f\u3057\u3044\u30d4\u30fc\u30af\u306e\u624b\u524d\u306b\u3042\u308b\u5f37\u3044\u53cd\u5c04\u3092\u78ba\u8a8d\u3059\u308b<\/h3>\n\n\n\n

\u9069\u5207\u306a\u691c\u67fb\u6a5f\u5668\u3092\u7528\u3044\u3066\u3001\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u306a\u5d4c\u5408\u9762\u3092\u70b9\u691c\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u6e05\u6383\u3057\u305f\u5f8c\u3001\u518d\u5ea6\u70b9\u691c\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u6b63\u3057\u304f\u5d4c\u5408\u3057\u305f\u30b3\u30cd\u30af\u30bf\u3092\u518d\u88c5\u7740\u3059\u308b\u304b\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u52d5\u4f5c\u78ba\u8a8d\u6e08\u307f\u306e\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u3068\u4ea4\u63db\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u306e\u6bd4\u8f03\u3092\u884c\u3046\u969b\u306f\u3001\u30c7\u30fc\u30bf\u53d6\u5f97\u306e\u8a2d\u5b9a\u3092\u5909\u66f4\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n

\u305d\u306e\u76ee\u7684\u306f\u3001\u610f\u56f3\u3057\u306a\u3044\u53cd\u5c04\u3092\u767a\u751f\u6e90\u3067\u4f4e\u6e1b\u3059\u308b\u3053\u3068\u306b\u3042\u308a\u307e\u3059\u3002\u30d4\u30fc\u30af\u3092\u6d88\u305d\u3046\u3068\u3057\u3066\u3001APC\u30b3\u30cd\u30af\u30bf\u3092UPC\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306b\u7121\u7406\u306b\u62bc\u3057\u4ed8\u3051\u305f\u308a\u3001\u30d5\u30a1\u30a4\u30d0\u30fc\u3092\u6025\u6fc0\u306b\u66f2\u3052\u305f\u308a\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n

3. \u7bc4\u56f2\u3068\u30d1\u30eb\u30b9\u5e45\u3092\u78ba\u8a8d\u3059\u308b<\/h3>\n\n\n\n

\u53d6\u5f97\u7bc4\u56f2\u306f\u3001\u63a5\u7d9a\u3055\u308c\u305f\u30c6\u30b9\u30c8\u7d4c\u8def\u5168\u4f53\u3092\u7db2\u7f85\u3057\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u7bc4\u56f2\u304c\u77ed\u3059\u304e\u308b\u5834\u5408\u306f\u3001\u4fee\u6b63\u3057\u3066\u3001\u65b0\u3057\u3044\u30c8\u30ec\u30fc\u30b9\u3092\u53d6\u5f97\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n

\u8fd1\u63a5\u3057\u305f2\u3064\u306e\u4e8b\u8c61\u3092\u533a\u5225\u3059\u308b\u306e\u304c\u96e3\u3057\u3044\u5834\u5408\u306f\u3001\u30ce\u30a4\u30ba\u306e\u4e2d\u3067\u3082\u9060\u65b9\u306e\u4e8b\u8c61\u304c\u8996\u8a8d\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3064\u3064\u3001\u30d1\u30eb\u30b9\u306e\u9577\u3055\u3092\u77ed\u304f\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u8a2d\u5b9a\u30921\u3064\u305a\u3064\u5909\u66f4\u3057\u3001\u305d\u306e\u90fd\u5ea6\u8a18\u9332\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n

\u30d1\u30eb\u30b9\u5e45\u3092\u77ed\u304f\u3059\u308b\u3068\u30a4\u30d9\u30f3\u30c8\u306e\u5206\u89e3\u80fd\u306f\u5411\u4e0a\u3057\u307e\u3059\u304c\u3001\u9577\u8ddd\u96e2\u6e2c\u5b9a\u306b\u5229\u7528\u3067\u304d\u308b\u4fe1\u53f7\u3082\u6e1b\u5c11\u3057\u307e\u3059\u3002\u30a4\u30d9\u30f3\u30c8\u306e\u4f4d\u7f6e\u3001\u305d\u306e\u5468\u8fba\u306e\u6ce2\u5f62\u3001\u304a\u3088\u3073\u65e2\u77e5\u306e\u7d4c\u8def\u3092\u6bd4\u8f03\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30d4\u30fc\u30af\u9ad8\u306e\u5909\u5316\u3060\u3051\u3067\u306f\u3001\u305d\u308c\u304c\u30b4\u30fc\u30b9\u30c8\u3067\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u5224\u65ad\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n

4. \u305d\u306e\u7d50\u679c\u3092\u5b9f\u969b\u306e\u7d4c\u8def\u3068\u6bd4\u8f03\u3059\u308b<\/h3>\n\n\n\n

\u3082\u3057\u3001\u5148\u884c\u53cd\u5c04\u3092\u88dc\u6b63\u3057\u305f\u969b\u306b\u7591\u308f\u3057\u3044\u30d4\u30fc\u30af\u304c\u5f31\u307e\u308a\u3001\u4e00\u65b9\u3067\u65e2\u77e5\u306e\u7d4c\u8def\u306b\u3088\u308b\u30a4\u30d9\u30f3\u30c8\u306b\u5909\u5316\u304c\u898b\u3089\u308c\u306a\u3044\u5834\u5408\u306f\u3001\u300c\u30b4\u30fc\u30b9\u30c8\u300d\u8aac\u306e\u8aac\u5f97\u529b\u304c\u9ad8\u307e\u308b\u3002.<\/p>\n\n\n\n

\u305d\u308c\u3067\u3082\u4e0d\u78ba\u5b9f\u6027\u304c\u6b8b\u308b\u5834\u5408\u306f\u3001\u53cd\u5bfe\u5074\u306e\u7aef\u304b\u3089\u30c6\u30b9\u30c8\u3092\u884c\u3044\u3001\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u3092\u8003\u616e\u3057\u305f\u4e0a\u3067\u3001\u4e21\u65b9\u306e\u30c8\u30ec\u30fc\u30b9\u3092\u540c\u3058\u7269\u7406\u7684\u306a\u4f4d\u7f6e\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u5b9f\u969b\u306e\u7d4c\u8def\u4f4d\u7f6e\u3067\u7e70\u308a\u8fd4\u3057\u767a\u751f\u3059\u308b\u4e8b\u8c61\u306b\u3064\u3044\u3066\u306f\u3001\u8abf\u67fb\u304c\u5fc5\u8981\u3067\u3059\u3002\u5229\u7528\u53ef\u80fd\u306a\u5206\u89e3\u80fd\u3067\u306f\u305d\u308c\u3092\u5206\u96e2\u3067\u304d\u306a\u3044\u5834\u5408\u306f\u3001\u30ec\u30dd\u30fc\u30c8\u304b\u3089\u524a\u9664\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u672a\u89e3\u6c7a\u306e\u307e\u307e\u306b\u3057\u3066\u304a\u3044\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n

\u6a5f\u5668\u3092\u8ffd\u52a0\u8cfc\u5165\u3059\u308b\u524d\u306b\u3001\u30c6\u30b9\u30c8\u74b0\u5883\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044<\/h2>\n\n\n\n

\u300cLaunch\u300d\u304a\u3088\u3073\u300cReceive\u300d\u30b1\u30fc\u30d6\u30eb\u306f\u3001\u6700\u521d\u306e\u63a5\u7d9a\u524d\u3068\u6700\u5f8c\u306e\u63a5\u7d9a\u5f8c\u306b\u30d5\u30a1\u30a4\u30d0\u30fc\u4fe1\u53f7\u3092\u4f9b\u7d66\u3059\u308b\u305f\u3081\u3001\u305d\u308c\u3089\u306e\u5883\u754c\u3092\u8a55\u4fa1\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u3053\u308c\u3089\u306b\u3088\u3063\u3066\u3059\u3079\u3066\u306e\u30b4\u30fc\u30b9\u30c8\u304c\u78ba\u5b9f\u306b\u89e3\u6d88\u3055\u308c\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n

LuLeey\u2019s\u3092\u4f7f\u3063\u3066 OTDR\u306e\u30c7\u30c3\u30c9\u30be\u30fc\u30f3\u306b\u95a2\u3059\u308b\u30ac\u30a4\u30c9<\/a> \u9078\u629e\u3057\u305f\u30d1\u30eb\u30b9\u30b1\u30fc\u30d6\u30eb\u304a\u3088\u3073\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u30b1\u30fc\u30d6\u30eb\u3067\u3001\u70b9\u691c\u304c\u5fc5\u8981\u306a\u63a5\u7d9a\u3092\u78ba\u5b9f\u306b\u63a5\u7d9a\u3067\u304d\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u3067\u3059\u3002.<\/p>\n\n\n\n

\u57fa\u6e96\u30b1\u30fc\u30d6\u30eb\u304c\u5fc5\u8981\u306a\u30b7\u30f3\u30b0\u30eb\u30e2\u30fc\u30c9\u69cb\u6210\u306e\u5834\u5408\u3001LuLeey\u306e \u30b7\u30f3\u30b0\u30eb\u30e2\u30fc\u30c9OTDR\u7528\u30e9\u30f3\u30c1\u30e3\u30fc\u30b1\u30fc\u30d6\u30eb\u30dc\u30c3\u30af\u30b9<\/a> \u3053\u3053\u3067\u306f\u3001\u3044\u304f\u3064\u304b\u306e\u30b3\u30cd\u30af\u30bf\u306e\u7d44\u307f\u5408\u308f\u305b\u3068\u9577\u3055\u306e\u9078\u629e\u80a2\u304c\u8a18\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5404\u30b3\u30cd\u30af\u30bf\u3092\u5bfe\u5fdc\u3059\u308b\u63a5\u7d9a\u9762\u306b\u5408\u308f\u305b\u3001\u7814\u78e8\u3057\u305f\u5f8c\u3001\u5b9f\u969b\u306e\u8a66\u9a13\u8a2d\u5b9a\u306b\u5408\u308f\u305b\u3066\u9577\u3055\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u5358\u306b\u30dc\u30c3\u30af\u30b9\u3092\u9577\u304f\u3059\u308b\u3060\u3051\u3067\u306f\u3001\u30b4\u30fc\u30b9\u30c8\u3092\u9664\u53bb\u3059\u308b\u65b9\u6cd5\u306b\u306f\u306a\u308a\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n

\u8a66\u9a13\u5831\u544a\u66f8\u306b\u8a18\u8f09\u3059\u3079\u304d\u4e8b\u9805<\/h2>\n\n\n\n

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\u6b21\u306e\u30b9\u30c6\u30c3\u30d7\uff1a<\/strong> \u5143\u306e\u30c8\u30ec\u30fc\u30b9\u4e0a\u3067\u691c\u8a3c\u6e08\u307f\u306e\u30d5\u30a1\u30a4\u30d0\u30fc\u7aef\u3092\u30de\u30fc\u30af\u3057\u3001\u7591\u308f\u3057\u3044\u30d4\u30fc\u30af\u306e\u524d\u306b\u3042\u308b\u5f37\u3044\u53cd\u5c04\u3092\u7279\u5b9a\u3057\u305f\u4e0a\u3067\u3001\u5236\u5fa1\u3055\u308c\u305f\u518d\u8a66\u9a13\u30921\u56de\u5b9f\u65bd\u3059\u308b\u3002\u3082\u3057\u30c8\u30ec\u30fc\u30b9\u306b\u30b9\u30d7\u30e9\u30a4\u30b9\u640d\u5931\u304c\u8a8d\u3081\u3089\u308c\u306a\u3044\u5834\u5408\u306f\u3001LuLeey\u306e OTDR\u30b2\u30a4\u30f3\u6e2c\u5b9a\u30ac\u30a4\u30c9<\/a>, \u3053\u308c\u306f\u5225\u306e\u6e2c\u5b9a\u52b9\u679c\u306b\u3064\u3044\u3066\u8ad6\u3058\u3066\u3044\u308b\u3002.<\/p>","protected":false},"excerpt":{"rendered":"

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