{"id":4692,"date":"2026-05-12T10:18:05","date_gmt":"2026-05-12T02:18:05","guid":{"rendered":"https:\/\/www.newsunn.com\/10-essential-fiber-optic-tools-every-field-technician-must-have\/"},"modified":"2026-05-12T10:18:05","modified_gmt":"2026-05-12T02:18:05","slug":"10-essential-fiber-optic-tools-every-field-technician-must-have","status":"publish","type":"post","link":"https:\/\/www.newsunn.com\/ja\/10-essential-fiber-optic-tools-every-field-technician-must-have\/","title":{"rendered":"\u3059\u3079\u3066\u306e\u73fe\u5834\u6280\u8853\u8005\u304c\u6301\u3064\u3079\u304d 10 \u306e\u5fc5\u9808\u5149\u30d5\u30a1\u30a4\u30d0\u30fc \u30c4\u30fc\u30eb"},"content":{"rendered":"<p>\u9ad8\u901f\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3092\u7dad\u6301\u3059\u308b\u306b\u306f\u7cbe\u5ea6\u304c\u5fc5\u8981\u3067\u3042\u308a\u3001\u4fe1\u53f7\u640d\u5931\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u305f\u3081\u306b\u306f\u9069\u5207\u306a\u5149\u30d5\u30a1\u30a4\u30d0\u30fc \u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30eb \u30b0\u30ec\u30fc\u30c9\u306e\u5149\u30d5\u30a1\u30a4\u30d0\u30fc \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u9577\u671f\u7684\u306a\u4fe1\u983c\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001\u3059\u3079\u3066\u306e\u73fe\u5834\u6280\u8853\u8005\u304c\u5fc5\u8981\u3068\u3059\u308b 10 \u500b\u306e\u91cd\u8981\u306a\u6a5f\u5668\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<p><\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/cdn.globaldeepsea.com\/default\/images\/2026\/05\/mceclip0-b5a9d6b117a64ac586c3ff2001ad3bcb.png\" width=\"1376\" height=\"688\"><\/p>\n<p><\/p>\n<h2>1. \u5149\u30bf\u30a4\u30e0\u30c9\u30e1\u30a4\u30f3\u53cd\u5c04\u7387\u8a08 (OTDR)<\/h2>\n<p><\/p>\n<p>\u5149\u30bf\u30a4\u30e0\u30c9\u30e1\u30a4\u30f3\u53cd\u5c04\u8a08 (OTDR) \u306f\u3001\u30d5\u30a1\u30a4\u30d0 \u30b9\u30d1\u30f3\u306e\u7279\u6027\u3092\u8a55\u4fa1\u3059\u308b\u305f\u3081\u306e\u6280\u8853\u8005\u7528\u30ad\u30c3\u30c8\u306e\u4e2d\u3067\u6700\u3082\u5f37\u529b\u306a\u8a3a\u65ad\u30c4\u30fc\u30eb\u3067\u3059\u3002\u9ad8\u51fa\u529b\u30ec\u30fc\u30b6\u30fc\u30d1\u30eb\u30b9\u3092\u30d5\u30a1\u30a4\u30d0\u30fc\u306b\u6ce8\u5165\u3057\u3001\u5f8c\u65b9\u6563\u4e71\u5149\u3092\u5206\u6790\u3057\u3066\u30b9\u30d7\u30e9\u30a4\u30b9\u3001\u30b3\u30cd\u30af\u30bf\u30fc\u3001\u30de\u30af\u30ed\u30d9\u30f3\u30c9\u3092\u691c\u51fa\u3057\u307e\u3059\u3002\u6700\u65b0\u306e\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u306e\u5834\u5408\u3001\u30c0\u30a4\u30ca\u30df\u30c3\u30af \u30ec\u30f3\u30b8\u306e\u9ad8\u3044 OTDR \u3092\u9078\u629e\u3059\u308b\u3068\u3001\u9577\u8ddd\u96e2\u306b\u308f\u305f\u3063\u3066\u6b63\u78ba\u306a\u6e2c\u5b9a\u304c\u4fdd\u8a3c\u3055\u308c\u307e\u3059\u3002\u306b\u3088\u308b\u3068\u3001 <a href=\"https:\/\/www.thefoa.org\" target=\"_blank\" rel=\"noopener\">\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u5354\u4f1a (FOA)<\/a>, OTDR \u30c8\u30ec\u30fc\u30b9\u306f\u3001\u5c4b\u5916\u30d7\u30e9\u30f3\u30c8 (OSP) \u306e\u8a2d\u7f6e\u3092\u8a8d\u8a3c\u3059\u308b\u305f\u3081\u306b\u5fc5\u9808\u3067\u3059\u3002<\/p>\n<p><\/p>\n<h2>2. \u30d3\u30b8\u30e5\u30a2\u30eb\u30d5\u30a9\u30eb\u30c8\u30ed\u30b1\u30fc\u30bf\u30fc (VFL)<\/h2>\n<p><\/p>\n<p>Visual Fault Locator (VFL) \u306f\u3001\u9ad8\u8f1d\u5ea6\u8d64\u8272\u30ec\u30fc\u30b6\u30fc\u3092\u4f7f\u7528\u3057\u3066\u3001\u5149\u30d5\u30a1\u30a4\u30d0\u30fc \u30b1\u30fc\u30d6\u30eb\u306e\u65ad\u7dda\u3084\u92ed\u3044\u66f2\u304c\u308a\u3092\u7279\u5b9a\u3057\u307e\u3059\u3002\u3053\u306e\u30c4\u30fc\u30eb\u306f\u3001\u5c0e\u901a\u30c6\u30b9\u30c8\u3068\u5bc6\u96c6\u3057\u305f\u74b0\u5883\u5185\u306e\u7279\u5b9a\u306e\u30d5\u30a1\u30a4\u30d0\u30fc\u306e\u8b58\u5225\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002 <a href=\"https:\/\/www.newsunn.com\/ja\/%e8%a3%bd%e5%93%81%e3%82%ab%e3%83%86%e3%82%b4%e3%83%aa\/fiber-optic-distribution-panel-fiber-patch-panel\/\">\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u914d\u96fb\u76e4<\/a> \u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u4e2d\u3002\u53ef\u8996\u5149\u306f\u969c\u5bb3\u70b9\u306e\u30b1\u30fc\u30d6\u30eb\u30b8\u30e3\u30b1\u30c3\u30c8\u304b\u3089\u6f0f\u308c\u308b\u305f\u3081\u3001\u73fe\u5834\u6280\u8853\u8005\u306f\u76ee\u3067\u898b\u3066\u3059\u3050\u306b\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><\/p>\n<h2>3. \u5149\u30d1\u30ef\u30fc\u30e1\u30fc\u30bf (OPM) \u3068\u5149\u6e90<\/h2>\n<p><\/p>\n<p>\u30a8\u30f3\u30c9\u30c4\u30fc\u30a8\u30f3\u30c9\u306e\u633f\u5165\u640d\u5931\u3092\u6e2c\u5b9a\u3059\u308b\u306b\u306f\u3001\u5149\u30d1\u30ef\u30fc\u30e1\u30fc\u30bf (OPM) \u3068\u5b89\u5b9a\u5316\u5149\u6e90\u306e\u7d44\u307f\u5408\u308f\u305b\u304c\u5fc5\u8981\u3067\u3059\u3002\u6280\u8853\u8005\u306f\u3001\u30c7\u30b7\u30d9\u30eb (dB) \u640d\u5931\u304c\u3001\u898f\u5b9a\u306e\u4e88\u7b97\u5236\u9650\u5185\u306b\u53ce\u307e\u308b\u3088\u3046\u306b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 <a href=\"https:\/\/standards.ieee.org\" target=\"_blank\" rel=\"noopener\">IEEE 802.3\u898f\u683c<\/a>\u3002 OPM \u306e\u5b9a\u671f\u7684\u306a\u6821\u6b63\u306f\u3001\u8a8d\u8a3c\u4e2d\u306e\u6e2c\u5b9a\u7cbe\u5ea6\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002 <a href=\"https:\/\/www.newsunn.com\/ja\/%e8%a3%bd%e5%93%81%e3%82%ab%e3%83%86%e3%82%b4%e3%83%aa\/fiber-patch-cord-pigtail\/\">\u30d5\u30a1\u30a4\u30d0\u30fc\u30d1\u30c3\u30c1\u30b3\u30fc\u30c9<\/a>.<\/p>\n<p><\/p>\n<h2>4. \u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u5305\u4e01<\/h2>\n<p><\/p>\n<p>\u6700\u9069\u306a\u5149\u4f1d\u9001\u306b\u306f90\u5ea6\u306e\u5e73\u3089\u306a\u7aef\u9762\u304c\u5fc5\u8981\u3067\u3042\u308b\u305f\u3081\u3001\u7cbe\u5bc6\u306a\u5288\u958b\u306f\u4f4e\u640d\u5931\u63a5\u7d9a\u306e\u57fa\u790e\u3068\u306a\u308a\u307e\u3059\u3002\u9ad8\u7cbe\u5ea6\u306e\u5305\u4e01\u306f\u3001\u904e\u5ea6\u306e\u53cd\u5c04\u3084\u4fe1\u53f7\u6e1b\u8870\u3092\u5f15\u304d\u8d77\u3053\u3059\u30ae\u30b6\u30ae\u30b6\u306e\u30a8\u30c3\u30b8\u306e\u30ea\u30b9\u30af\u3092\u8efd\u6e1b\u3057\u307e\u3059\u3002\u3067\u4f5c\u696d\u3059\u308b\u3068\u304d\u306f\u3001 <a href=\"https:\/\/www.newsunn.com\/ja\/%e8%a3%bd%e5%93%81%e3%82%ab%e3%83%86%e3%82%b4%e3%83%aa\/fiber-optic-fast-connector\/\">\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u30d5\u30a1\u30fc\u30b9\u30c8\u30b3\u30cd\u30af\u30bf<\/a>\u3001\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u5305\u4e01\u306b\u3088\u308a\u3001\u30e1\u30ab\u30cb\u30ab\u30eb \u30b9\u30d7\u30e9\u30a4\u30b9\u304c\u6027\u80fd\u4ed5\u69d8\u3092\u6e80\u305f\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u4fdd\u8a3c\u3055\u308c\u307e\u3059\u3002<\/p>\n<p><\/p>\n<p><strong>\u8868 1: \u30d5\u30a1\u30a4\u30d0\u30fc\u306e\u88fd\u9020\u65b9\u6cd5\u306e\u6bd4\u8f03<\/strong><\/p>\n<p><\/p>\n<table><\/p>\n<thead><\/p>\n<tr><\/p>\n<th>\u65b9\u6cd5<\/th>\n<p><\/p>\n<th>\u6b63\u78ba\u3055<\/th>\n<p><\/p>\n<th>\u4fe1\u53f7\u640d\u5931 (\u6a19\u6e96)<\/th>\n<p><\/p>\n<th>\u6700\u512a\u79c0\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/th>\n<p><\/tr>\n<p><\/thead>\n<p><\/p>\n<tbody><\/p>\n<tr><\/p>\n<td><strong>\u624b\u52d5\u5207\u65ad<\/strong><\/td>\n<p><\/p>\n<td>\u9069\u5ea6<\/td>\n<p><\/p>\n<td>0.5\uff5e1.0dB<\/td>\n<p><\/p>\n<td>\u7dca\u6025\u4fee\u7406<\/td>\n<p><\/tr>\n<p><\/p>\n<tr><\/p>\n<td><strong>\u7cbe\u5bc6\u5305\u4e01<\/strong><\/td>\n<p><\/p>\n<td>\u9ad8\u3044<\/td>\n<p><\/p>\n<td>&lt; 0.1dB<\/td>\n<p><\/p>\n<td>\u878d\u7740\u63a5\u7d9a\u3068\u30cf\u30a4\u30a8\u30f3\u30c9 \u30b3\u30cd\u30af\u30bf<\/td>\n<p><\/tr>\n<p><\/p>\n<tr><\/p>\n<td><strong>\u6a5f\u68b0\u7684\u30b9\u30d7\u30e9\u30a4\u30b9<\/strong><\/td>\n<p><\/p>\n<td>\u9069\u5ea6<\/td>\n<p><\/p>\n<td>0.2\uff5e0.5dB<\/td>\n<p><\/p>\n<td>FTTH\u30c9\u30ed\u30c3\u30d7\u30b1\u30fc\u30d6\u30eb<\/td>\n<p><\/tr>\n<p><\/tbody>\n<p><\/table>\n<p><\/p>\n<h2>5.\u878d\u7740\u63a5\u7d9a\u6a5f<\/h2>\n<p><\/p>\n<p>\u878d\u7740\u63a5\u7d9a\u306f\u30012 \u672c\u306e\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u9593\u306b\u6c38\u4e45\u7684\u306a\u4f4e\u640d\u5931\u63a5\u7d9a\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306e\u696d\u754c\u6a19\u6e96\u3067\u3059\u3002\u3053\u306e\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u96fb\u6c17\u30a2\u30fc\u30af\u3092\u4f7f\u7528\u3057\u3066\u30d5\u30a1\u30a4\u30d0\u30fc\u306e\u7aef\u3092\u4e00\u7dd2\u306b\u6eb6\u304b\u3057\u3001\u5143\u306e\u30ac\u30e9\u30b9\u3088\u308a\u3082\u7269\u7406\u7684\u306b\u5f37\u3044\u63a5\u7d9a\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002\u9ad8\u5bc6\u5ea6\u74b0\u5883\u306e\u5834\u5408\u3001\u30ea\u30dc\u30f3\u878d\u7740\u63a5\u7d9a\u6a5f\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u5c0e\u5165\u3092\u5927\u5e45\u306b\u30b9\u30d4\u30fc\u30c9\u30a2\u30c3\u30d7\u3067\u304d\u307e\u3059\u3002 <a href=\"https:\/\/www.newsunn.com\/ja\/%e8%a3%bd%e5%93%81%e3%82%ab%e3%83%86%e3%82%b4%e3%83%aa\/mpo-mtp-solution\/\">MPO\/MTP\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3<\/a> \u5efa\u7bc9\u3002<\/p>\n<p><\/p>\n<h2>6. \u30d5\u30a1\u30a4\u30d0\u30fc\u691c\u67fb\u9855\u5fae\u93e1<\/h2>\n<p><\/p>\n<p>\u6c5a\u67d3\u306f\u5149\u30d5\u30a1\u30a4\u30d0\u30fc \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u969c\u5bb3\u306e\u4e3b\u306a\u539f\u56e0\u3067\u3042\u308b\u305f\u3081\u3001\u30c7\u30b8\u30bf\u30eb\u691c\u67fb\u9855\u5fae\u93e1\u306f\u4e0d\u53ef\u6b20\u306a\u30c4\u30fc\u30eb\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u6280\u8853\u8005\u306f\u3053\u308c\u3089\u306e\u30b9\u30b3\u30fc\u30d7\u3092\u4f7f\u7528\u3057\u3066\u3001\u30b3\u30cd\u30af\u30bf\u3092\u5d4c\u5408\u3059\u308b\u524d\u306b\u30b3\u30cd\u30af\u30bf\u306e\u7aef\u9762\u306b\u30b4\u30df\u3001\u6cb9\u3001\u50b7\u304c\u306a\u3044\u304b\u691c\u67fb\u3057\u307e\u3059\u3002\u7d9a\u3044\u3066\u3001 <a href=\"https:\/\/www.iec.ch\" target=\"_blank\" rel=\"noopener\">IEC 61300-3-35<\/a> \u7aef\u9762\u54c1\u8cea\u306e\u6a19\u6e96\u306b\u3088\u308a\u3001\u3059\u3079\u3066\u306e <a href=\"https:\/\/www.newsunn.com\/ja\/%e8%a3%bd%e5%93%81%e3%82%ab%e3%83%86%e3%82%b4%e3%83%aa\/passive-optical-component\/fiber-optic-adapters\/\">\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u30a2\u30c0\u30d7\u30bf\u30fc<\/a> \u63a5\u7d9a\u306f\u30af\u30ea\u30fc\u30f3\u3067\u6a5f\u80fd\u3057\u305f\u307e\u307e\u3067\u3059\u3002<\/p>\n<p><\/p>\n<h2>7. \u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u30b9\u30c8\u30ea\u30c3\u30d1\u30fc<\/h2>\n<p><\/p>\n<p>\u4e0b\u306b\u3042\u308b\u30ac\u30e9\u30b9\u30af\u30e9\u30c3\u30c9\u306b\u640d\u50b7\u3092\u4e0e\u3048\u305a\u306b\u4fdd\u8b77\u30d0\u30c3\u30d5\u30a1\u30fc\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u9664\u53bb\u3059\u308b\u306b\u306f\u3001\u7279\u6b8a\u306a\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u30b9\u30c8\u30ea\u30c3\u30d1\u30fc\u304c\u5fc5\u8981\u3067\u3059\u3002\u6a19\u6e96\u7684\u306a\u30ef\u30a4\u30e4\u30fc\u30b9\u30c8\u30ea\u30c3\u30d1\u30fc\u306f\u4e0d\u6b63\u78ba\u3059\u304e\u308b\u305f\u3081\u3001\u5fae\u7d30\u306a\u7834\u640d\u3092\u5f15\u304d\u8d77\u3053\u3057\u3001\u5c06\u6765\u306e\u30b1\u30fc\u30d6\u30eb\u969c\u5bb3\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30d7\u30ed\u4ed5\u69d8\u306e\u30b9\u30c8\u30ea\u30c3\u30d1\u30fc\u306f\u3001\u307b\u3068\u3093\u3069\u306e\u88fd\u54c1\u306b\u898b\u3089\u308c\u308b 250\u00b5m \u304a\u3088\u3073 900\u00b5m \u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u7528\u306b\u7279\u5225\u306b\u8a2d\u8a08\u3055\u308c\u305f\u6821\u6b63\u6e08\u307f\u306e\u7a74\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002 <a href=\"https:\/\/www.newsunn.com\/ja\/%e8%a3%bd%e5%93%81%e3%82%ab%e3%83%86%e3%82%b4%e3%83%aa\/fiber-optic-cable\/\">\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u30b1\u30fc\u30d6\u30eb<\/a>.<\/p>\n<p><\/p>\n<h2>8. \u30d5\u30a1\u30a4\u30d0\u30fc\u30af\u30ea\u30fc\u30cb\u30f3\u30b0\u30c4\u30fc\u30eb<\/h2>\n<p><\/p>\n<p>\u7cf8\u304f\u305a\u306e\u51fa\u306a\u3044\u30ef\u30a4\u30d7\u3001\u30a4\u30bd\u30d7\u30ed\u30d4\u30eb \u30a2\u30eb\u30b3\u30fc\u30eb\u3001\u300c\u30ef\u30f3\u30af\u30ea\u30c3\u30af\u300d\u30af\u30ea\u30fc\u30ca\u30fc\u3092\u542b\u3080\u5305\u62ec\u7684\u306a\u30af\u30ea\u30fc\u30cb\u30f3\u30b0 \u30ad\u30c3\u30c8\u306f\u3001\u3042\u3089\u3086\u308b\u73fe\u5834\u4efb\u52d9\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u8efd\u3044\u307b\u3053\u308a\u306e\u5834\u5408\u306f\u30c9\u30e9\u30a4 \u30af\u30ea\u30fc\u30cb\u30f3\u30b0\u304c\u9069\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u9811\u56fa\u306a\u6cb9\u306e\u5834\u5408\u306f\u30a6\u30a7\u30c3\u30c8 \u30af\u30ea\u30fc\u30cb\u30f3\u30b0\u304c\u5fc5\u8981\u3067\u3059\u3002\u5c02\u7528\u306e <a href=\"https:\/\/www.newsunn.com\/ja\/%e8%a3%bd%e5%93%81%e3%82%ab%e3%83%86%e3%82%b4%e3%83%aa\/fiber-cleaning-tool\/\">\u30d5\u30a1\u30a4\u30d0\u30fc\u30af\u30ea\u30fc\u30cb\u30f3\u30b0\u30c4\u30fc\u30eb<\/a> \u30b3\u30cd\u30af\u30bf\u307e\u305f\u306f\u5185\u90e8\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u9593\u3067\u6c5a\u67d3\u7269\u8cea\u304c\u79fb\u52d5\u3057\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<p><\/p>\n<p><strong>\u8868 2: \u5fc5\u9808\u306e\u6e05\u6383\u7528\u54c1\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/strong><\/p>\n<p><\/p>\n<table><\/p>\n<thead><\/p>\n<tr><\/p>\n<th>\u30c4\u30fc\u30eb\u306e\u7a2e\u985e<\/th>\n<p><\/p>\n<th>\u76ee\u7684<\/th>\n<p><\/p>\n<th>\u4f7f\u7528\u983b\u5ea6<\/th>\n<p><\/tr>\n<p><\/thead>\n<p><\/p>\n<tbody><\/p>\n<tr><\/p>\n<td><strong>\u30ef\u30f3\u30af\u30ea\u30c3\u30af\u30af\u30ea\u30fc\u30ca\u30fc<\/strong><\/td>\n<p><\/p>\n<td>\u30d0\u30eb\u30af\u30d8\u30c3\u30c9\u3068\u30d1\u30c3\u30c1\u30b3\u30fc\u30c9\u306e\u30af\u30ea\u30fc\u30cb\u30f3\u30b0<\/td>\n<p><\/p>\n<td>\u6bce\u56de\u306e\u4ea4\u914d\u306e\u524d\u306b<\/td>\n<p><\/tr>\n<p><\/p>\n<tr><\/p>\n<td><strong>\u7cf8\u304f\u305a\u306e\u51fa\u306a\u3044\u30ef\u30a4\u30d7<\/strong><\/td>\n<p><\/p>\n<td>\u624b\u52d5\u7aef\u9762\u6d17\u6d44<\/td>\n<p><\/p>\n<td>\u3072\u3069\u3044\u6c5a\u308c\u306e\u5834\u5408<\/td>\n<p><\/tr>\n<p><\/p>\n<tr><\/p>\n<td><strong>IPA\u6eb6\u5264<\/strong><\/td>\n<p><\/p>\n<td>\u6cb9\u5206\u3084\u6b8b\u7559\u7269\u306e\u9664\u53bb<\/td>\n<p><\/p>\n<td>\u30c9\u30e9\u30a4\u30af\u30ea\u30fc\u30cb\u30f3\u30b0\u304c\u5931\u6557\u3057\u305f\u5834\u5408<\/td>\n<p><\/tr>\n<p><\/tbody>\n<p><\/table>\n<p><\/p>\n<h2>9. \u30b1\u30d6\u30e9\u30fc\u306f\u3055\u307f<\/h2>\n<p><\/p>\n<p>\u30b1\u30d6\u30e9\u30fc\u306f\u3001\u5149\u30b1\u30fc\u30d6\u30eb\u306e\u5f35\u529b\u7de9\u548c\u306b\u4f7f\u7528\u3055\u308c\u308b\u9ad8\u5f37\u5ea6\u30a2\u30e9\u30df\u30c9\u7cf8\u3067\u3001\u6a19\u6e96\u7684\u306a\u30cf\u30b5\u30df\u3067\u5207\u65ad\u3059\u308b\u306e\u304c\u96e3\u3057\u3044\u3053\u3068\u3067\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u7279\u6b8a\u306a\u30b1\u30d6\u30e9\u30fc\u306f\u3055\u307f\u306f\u3001\u3053\u308c\u3089\u306e\u786c\u3044\u7e4a\u7dad\u3092\u3064\u304b\u3093\u3067\u304d\u308c\u3044\u306b\u30b9\u30e9\u30a4\u30b9\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u305f\u92f8\u6b6f\u72b6\u306e\u5203\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30c4\u30fc\u30eb\u306f\u3001\u307b\u3064\u308c\u3092\u9632\u304e\u307e\u3059\u3002\u305d\u3046\u3057\u306a\u3044\u3068\u3001\u53d6\u308a\u4ed8\u3051\u304c\u59a8\u3052\u3089\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 <a href=\"https:\/\/www.newsunn.com\/ja\/%e8%a3%bd%e5%93%81%e3%82%ab%e3%83%86%e3%82%b4%e3%83%aa\/ftth-terminal-box\/\">ftth\u7aef\u5b50\u30dc\u30c3\u30af\u30b9<\/a>.<\/p>\n<p><\/p>\n<h2>10. \u30df\u30c3\u30c9\u30b9\u30d1\u30f3\u30a2\u30af\u30bb\u30b9\u30c4\u30fc\u30eb<\/h2>\n<p><\/p>\n<p>\u30b1\u30fc\u30d6\u30eb\u5168\u4f53\u3092\u5207\u65ad\u305b\u305a\u306b\u30d0\u30c3\u30d5\u30a1 \u30c1\u30e5\u30fc\u30d6\u5185\u306e\u500b\u3005\u306e\u30d5\u30a1\u30a4\u30d0\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u306b\u306f\u3001\u30df\u30c3\u30c9\u30b9\u30d1\u30f3 \u30a2\u30af\u30bb\u30b9 \u30c4\u30fc\u30eb\u304c\u5fc5\u8981\u3067\u3059\u3002\u3053\u306e\u30c7\u30d0\u30a4\u30b9\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u6280\u8853\u8005\u306f\u30d0\u30c3\u30d5\u30a1 \u30c1\u30e5\u30fc\u30d6\u3092\u6b63\u78ba\u306b\u300c\u524a\u308a\u300d\u3001\u63a5\u7d9a\u3084\u30c6\u30b9\u30c8\u306e\u305f\u3081\u306b\u30d5\u30a1\u30a4\u30d0\u3092\u9732\u51fa\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u4ed6\u306e\u30d5\u30a1\u30a4\u30d0\u30fc\u4e0a\u306e\u65e2\u5b58\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u59a8\u3052\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u30d0\u30c3\u30af\u30dc\u30fc\u30f3\u306e\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306b\u3068\u3063\u3066\u91cd\u8981\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002<\/p>\n<p><\/p>\n<p><strong>\u8868 3: \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30bf\u30a4\u30d7\u306b\u57fa\u3065\u304f\u30c4\u30fc\u30eb\u306e\u9078\u629e<\/strong><\/p>\n<p><\/p>\n<ol><\/p>\n<li><strong>FTTH\/\u4f4f\u5b85\u7528:<\/strong> VFL\u3001\u9ad8\u901f\u30b3\u30cd\u30af\u30bf\u3001OPM\u3002<\/li>\n<p><\/p>\n<li><strong>\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc:<\/strong> MPO \u30b9\u30b3\u30fc\u30d7\u3001\u30ef\u30f3\u30af\u30ea\u30c3\u30af \u30af\u30ea\u30fc\u30ca\u30fc\u3001\u9ad8\u901f OTDR\u3002<\/li>\n<p><\/p>\n<li><strong>\u9577\u8ddd\u96e2\/\u30d0\u30c3\u30af\u30dc\u30fc\u30f3:<\/strong> \u878d\u7740\u63a5\u7d9a\u6a5f\u3001\u30df\u30c3\u30c9\u30b9\u30d1\u30f3\u30a2\u30af\u30bb\u30b9\u30c4\u30fc\u30eb\u3001\u7cbe\u5bc6\u5305\u4e01\u3002<\/li>\n<p><\/ol>\n<p><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cdn.globaldeepsea.com\/default\/images\/2026\/05\/mceclip1-b4b7cb400e3c4d9c8620bd47e1a2a946.png\" width=\"1356\" height=\"678\"><\/p>\n<p><\/p>\n<h2>\u7d50\u8ad6<\/h2>\n<p><\/p>\n<p>\u9ad8\u54c1\u8cea\u306e\u5149\u30d5\u30a1\u30a4\u30d0\u30fc \u30c4\u30fc\u30eb\u3078\u306e\u6295\u8cc7\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u5bff\u547d\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u76f4\u63a5\u5f71\u97ff\u3057\u307e\u3059\u3002\u56fd\u969b\u7684\u306a\u30c6\u30b9\u30c8\u57fa\u6e96\u3092\u9075\u5b88\u3057\u3001\u30af\u30ea\u30fc\u30f3\u306a\u63a5\u7d9a\u3092\u7dad\u6301\u3059\u308b\u3053\u3068\u3067\u3001\u73fe\u5834\u306e\u6280\u8853\u8005\u306f\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u6642\u9593\u3092\u77ed\u7e2e\u3057\u3001\u30b7\u30fc\u30e0\u30ec\u30b9\u306a\u30c7\u30fc\u30bf\u9001\u4fe1\u3092\u78ba\u4fdd\u3067\u304d\u307e\u3059\u3002\u898f\u6a21\u306e\u62e1\u5927\u3092\u76ee\u6307\u3059\u4f01\u696d\u306b\u3068\u3063\u3066\u3001\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u63a5\u7d9a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u5c02\u9580\u30e1\u30fc\u30ab\u30fc\u304b\u3089\u8abf\u9054\u3059\u308b\u3053\u3068\u304c\u30d1\u30ba\u30eb\u306e\u6700\u5f8c\u306e\u30d4\u30fc\u30b9\u3067\u3059\u3002<\/p>\n<p><\/p>\n<h3>\u3088\u304f\u3042\u308b\u8cea\u554f<\/h3>\n<p><\/p>\n<p><strong>\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u30ea\u30f3\u30af\u969c\u5bb3\u306e\u6700\u3082\u4e00\u822c\u7684\u306a\u539f\u56e0\u306f\u4f55\u3067\u3059\u304b?<\/strong><\/p>\n<p><\/p>\n<p>\u696d\u754c\u30c7\u30fc\u30bf\u306b\u3088\u308b\u3068\u300180% \u3092\u8d85\u3048\u308b\u5149\u30d5\u30a1\u30a4\u30d0\u30fc \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u969c\u5bb3\u306f\u3001\u30b3\u30cd\u30af\u30bf\u7aef\u9762\u306e\u6c5a\u67d3\u304c\u539f\u56e0\u3067\u3042\u308b\u3053\u3068\u304c\u793a\u5506\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30b3\u30cd\u30af\u30bf\u306e\u5d4c\u5408\u6642\u306b\u307b\u3053\u308a\u3084\u76ae\u8102\u304c\u5149\u3092\u59a8\u3052\u305f\u308a\u3001\u6c38\u4e45\u7684\u306a\u640d\u50b7\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u63a5\u7d9a\u3059\u308b\u524d\u306b\u5fc5\u305a\u30d5\u30a1\u30a4\u30d0\u30fc\u691c\u67fb\u9855\u5fae\u93e1\u3068\u5c02\u9580\u306e\u30d5\u30a1\u30a4\u30d0\u30fc\u30af\u30ea\u30fc\u30cb\u30f3\u30b0\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u6700\u5584\u306e\u4e88\u9632\u7b56\u3067\u3059\u3002<\/p>\n<p><\/p>\n<p><\/p>\n<p><strong>\u77ed\u8ddd\u96e2\u30d5\u30a1\u30a4\u30d0\u30fc\u306e\u30c6\u30b9\u30c8\u306b\u306f OTDR \u304c\u672c\u5f53\u306b\u5fc5\u8981\u3067\u3059\u304b?<\/strong><\/p>\n<p><\/p>\n<p>\u77ed\u3044\u30ea\u30f3\u30af\u3067\u306e\u57fa\u672c\u7684\u306a\u5408\u5426\u30c6\u30b9\u30c8\u306b\u306f\u30d1\u30ef\u30fc \u30e1\u30fc\u30bf\u30fc\u3068\u5149\u6e90 (LSPM) \u3067\u5341\u5206\u3067\u3059\u304c\u3001\u969c\u5bb3\u306e\u6b63\u78ba\u306a\u4f4d\u7f6e\u3092\u7279\u5b9a\u3059\u308b\u306b\u306f OTDR \u306e\u4f7f\u7528\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u306e\u3088\u3046\u306a\u8907\u96d1\u306a\u74b0\u5883\u3067\u306f\u3001OTDR \u306f\u3001OPM \u3067\u306f\u3067\u304d\u306a\u3044\u4e0d\u826f\u30b9\u30d7\u30e9\u30a4\u30b9\u3068\u30de\u30af\u30ed\u30d9\u30f3\u30c9\u3092\u533a\u5225\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n<p><\/p>\n<p><\/p>\n<p><strong>\u5149\u30d1\u30ef\u30fc\u30e1\u30fc\u30bf\u306f\u3069\u308c\u304f\u3089\u3044\u306e\u983b\u5ea6\u3067\u6821\u6b63\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u304b?<\/strong><\/p>\n<p><\/p>\n<p>\u307b\u3068\u3093\u3069\u306e\u30e1\u30fc\u30ab\u30fc\u3084\u696d\u754c\u6a19\u6e96\uff08FOA \u306a\u3069\uff09\u3067\u306f\u3001\u5149\u30d1\u30ef\u30fc 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