{"id":23176,"date":"2026-10-27T11:31:25","date_gmt":"2026-10-27T03:31:25","guid":{"rendered":"https:\/\/www.luleey.com\/?p=23176"},"modified":"2026-10-24T11:36:11","modified_gmt":"2026-10-24T03:36:11","slug":"optical-return-loss-vs-reflectance-read-otdr-results","status":"publish","type":"post","link":"https:\/\/www.luleey.com\/ja\/optical-return-loss-vs-reflectance-read-otdr-results\/","title":{"rendered":"\u5149\u30ea\u30bf\u30fc\u30f3\u30ed\u30b9\u3068\u53cd\u5c04\u7387\u306e\u95a2\u4fc2\uff1aOTDR\u6e2c\u5b9a\u7d50\u679c\u306e\u8aad\u307f\u65b9"},"content":{"rendered":"<p class=\"wp-block-wd-paragraph wd-eeb6c661\"><strong><a style=\"color: #FF6A00;\" target=\"_blank\" href=\"https:\/\/www.luleey.com\/ja\/tag\/optical-return-loss\/\" title=\"\u300c\u5149\u30ea\u30bf\u30fc\u30f3\u30ed\u30b9\u300d\u306e\u3059\u3079\u3066\u306e\u6295\u7a3f\u3092\u8868\u793a\">\u5149\u30ea\u30bf\u30fc\u30f3\u30ed\u30b9<\/a> vs <a style=\"color: #FF6A00;\" target=\"_blank\" href=\"https:\/\/www.luleey.com\/ja\/tag\/reflectance\/\" title=\"\u300cReflectance\u300d\u306e\u3059\u3079\u3066\u306e\u6295\u7a3f\u3092\u8868\u793a\">\u53cd\u5c04\u7387<\/a><\/strong> \u540c\u3058\u53cd\u5c04\u5149\u304c\u6b63\u8ca0\u9006\u306e\u7b26\u53f7\u3067\u8868\u73fe\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308b\u305f\u3081\u3001\u6df7\u4e71\u3092\u62db\u304f\u3002\u3042\u308b <a style=\"color: #FF6A00;\" target=\"_blank\" href=\"https:\/\/www.luleey.com\/ja\/tag\/otdr\/\" title=\"OTDR \u306e\u6295\u7a3f\u3092\u3059\u3079\u3066\u8868\u793a\">OTDR<\/a> \u8868\u793a\u3055\u308c\u308b\u5834\u5408\u304c\u3042\u308b <code>-50 dB<\/code> \u3042\u308b\u30b3\u30cd\u30af\u30bf\u306e\u53cd\u5c04\u7387\u3068 <code>45 dB<\/code> <a style=\"color: #FF6A00;\" target=\"_blank\" href=\"https:\/\/www.luleey.com\/ja\/tag\/orl\/\" title=\"ORL\u306e\u3059\u3079\u3066\u306e\u6295\u7a3f\u3092\u8868\u793a\">ORL<\/a> \u30ea\u30f3\u30af\u5168\u4f53\u306b\u3064\u3044\u3066\u306f\u3001\u3069\u3061\u3089\u306e\u5024\u3082\u81ea\u52d5\u7684\u306b\u9593\u9055\u3063\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-4578a0be\">\u91cd\u8981\u306a\u306e\u306f\u6e2c\u5b9a\u7bc4\u56f2\u3067\u3059\u3002\u53cd\u5c04\u7387\u306f\u901a\u5e38\u30011\u56de\u306e\u6e2c\u5b9a\u7d50\u679c\u3092\u8868\u3057\u3001\u4e00\u822c\u7684\u306b\u306f\u8ca0\u306edB\u5024\u3067\u793a\u3055\u308c\u307e\u3059\u3002\u5149\u53cd\u5c04\u640d\u5931\uff08ORL\uff09\u306f\u901a\u5e38\u3001\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3084\u30ea\u30f3\u30af\u304b\u3089\u53cd\u5c04\u3055\u308c\u308b\u3059\u3079\u3066\u306e\u5149\u3092\u8868\u3057\u3001\u4e00\u822c\u7684\u306b\u306f\u6b63\u306edB\u5024\u3067\u793a\u3055\u308c\u307e\u3059\u3002\u53cd\u5c04\u7387\u306f\u8ca0\u306e\u5024\u304c\u5927\u304d\u3044\u307b\u3069\u826f\u304f\u3001ORL\u306f\u5024\u304c\u5927\u304d\u3044\u307b\u3069\u826f\u3044\u3068\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<div class=\"wp-block-wd-image wd-block-image wd-6b59441c\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"1000\" class=\"wp-image-23178\" src=\"https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/optical-return-loss-vs-reflectance-hero.png\" alt=\"\" title=\"\" srcset=\"https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/optical-return-loss-vs-reflectance-hero.png 1000w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/optical-return-loss-vs-reflectance-hero-800x800.png 800w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/optical-return-loss-vs-reflectance-hero-400x400.png 400w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/optical-return-loss-vs-reflectance-hero-768x768.png 768w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/optical-return-loss-vs-reflectance-hero-12x12.png 12w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/optical-return-loss-vs-reflectance-hero-150x150.png 150w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/div>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-32b53df0\">\u5149\u30ea\u30bf\u30fc\u30f3\u30ed\u30b9\u3068\u53cd\u5c04\u7387\u306e\u95a2\u4fc2\uff1a\u7c21\u5358\u306a\u7b54\u3048<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u8aad\u66f8<\/th><th>\u305d\u306e\u5185\u5bb9<\/th><th>\u4e00\u822c\u7684\u306a\u5f0f<\/th><th>\u3088\u308a\u826f\u3044\u7d50\u679c<\/th><\/tr><\/thead><tbody><tr><td>\u30a4\u30d9\u30f3\u30c8\u53cd\u5c04\u7387<\/td><td>\u30b3\u30cd\u30af\u30bf\u3001\u6a5f\u68b0\u7684\u63a5\u7d9a\u90e8\u3001\u958b\u653e\u7aef\u3001\u307e\u305f\u306f\u305d\u306e\u4ed6\u306e\u53cd\u5c04\u73fe\u8c61\u304b\u3089\u8fd4\u3063\u3066\u304d\u305f\u96fb\u529b<\/td><td><code>10 \u00d7 log10(Pr \/ Pi)<\/code><\/td><td>\u3055\u3089\u306b\u5426\u5b9a\u7684\u306a\u3082\u306e\u3068\u3057\u3066\u306f\u3001\u4f8b\u3048\u3070 <code>-60 dB<\/code> \uff5e\u306e\u4ee3\u308f\u308a\u306b <code>-40 dB<\/code><\/td><\/tr><tr><td>\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u53cd\u5c04\u640d\u5931<\/td><td>\u305d\u306e\u69cb\u6210\u8981\u7d20\u304c\u53cd\u6620\u3059\u308b\u7dcf\u51fa\u529b\u306b\u5bfe\u3059\u308b\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u51fa\u529b<\/td><td><code>10 \u00d7 log10(\u03c0 \/ Pr)<\/code><\/td><td>\u3088\u308a\u9ad8\u3044\u6b63\u306e\u5024\u3001\u4f8b\u3048\u3070 <code>60 dB<\/code> \uff5e\u306e\u4ee3\u308f\u308a\u306b <code>40 dB<\/code><\/td><\/tr><tr><td>\u5168\u30ea\u30f3\u30afORL<\/td><td>\u3059\u3079\u3066\u306e\u53cd\u5c04\u4e8b\u8c61\u304b\u3089\u306e\u7dcf\u53cd\u5c04\u96fb\u529b\u3068\u3001\u5206\u6563\u5f8c\u65b9\u6563\u4e71\u306e\u5408\u8a08<\/td><td><code>10 \u00d7 log10(Plaunch \/ Preturned,total)<\/code><\/td><td>\u540c\u3058\u8a66\u9a13\u65b9\u6cd5\u306b\u304a\u3044\u3066\u3001\u3088\u308a\u9ad8\u3044\u6b63\u306e\u5024\u304c\u5f97\u3089\u308c\u305f<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-31cdf877\"><code>\u03c0<\/code> \u5165\u5c04\u5149\u30d1\u30ef\u30fc\u3067\u3042\u308a\u3001 <code>Pr<\/code> \u306f\u53cd\u5c04\u5149\u30d1\u30ef\u30fc\u3067\u3042\u308b\u3002. <a href=\"https:\/\/webstore.iec.ch\/en\/publication\/5247?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\">IEC 61300-3-6<\/a> \u30ea\u30bf\u30fc\u30f3\u30ed\u30b9\u3068\u306f\u3001\u5165\u5c04\u96fb\u529b\u3068\u7dcf\u53cd\u5c04\u96fb\u529b\u306e\u6bd4\u3068\u3057\u3066\u5b9a\u7fa9\u3055\u308c\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a810fe8a\">\u6e2c\u5b9a\u5668\u306b\u3088\u3063\u3066\u306f\u3001\u500b\u3005\u306e\u30a4\u30d9\u30f3\u30c8\u306b\u5bfe\u3057\u3066\u300c\u30ea\u30bf\u30fc\u30f3\u30ed\u30b9\u300d\u3092\u7528\u3044\u308b\u3082\u306e\u3082\u3042\u308c\u3070\u3001\u300c\u53cd\u5c04\u7387\u300d\u3092\u7528\u3044\u308b\u3082\u306e\u3082\u3042\u308a\u307e\u3059\u3002\u30e9\u30d9\u30eb\u306e\u8868\u8a18\u3060\u3051\u3092\u9d5c\u5451\u307f\u306b\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u7b26\u53f7\u3001\u6e2c\u5b9a\u7bc4\u56f2\u3001\u304a\u3088\u3073\u6e2c\u5b9a\u5668\u306e\u53d6\u6271\u8aac\u660e\u66f8\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-8cde2e6c\">\u300c\u53cd\u5c04\u7387\u300d\u3068\u306f\u4f55\u304b\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-0b063805\">\u53cd\u5c04\u7387\u306f\u3001\u3042\u308b\u4e0d\u9023\u7d9a\u90e8\u304b\u3089\u3069\u308c\u3060\u3051\u306e\u5149\u30d1\u30ef\u30fc\u304c\u53cd\u5c04\u3057\u3066\u623b\u3063\u3066\u304f\u308b\u304b\u3092\u793a\u3057\u307e\u3059\u3002\u30b3\u30cd\u30af\u30bf\u306e\u7aef\u9762\u3001\u7a7a\u6c17\u9699\u9593\u3001\u6a5f\u68b0\u7684\u30b9\u30d7\u30e9\u30a4\u30b9\u3001\u3042\u308b\u3044\u306f\u958b\u653e\u3055\u308c\u305f\u30d5\u30a1\u30a4\u30d0\u30fc\u7aef\u9762\u306f\u3001\u30d5\u30ec\u30cd\u30eb\u53cd\u5c04\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u4e00\u65b9\u3001\u878d\u7740\u30b9\u30d7\u30e9\u30a4\u30b9\u3084\u6ed1\u3089\u304b\u306a\u66f2\u3052\u90e8\u306f\u3001\u901a\u5e38\u3001\u4e3b\u306b\u975e\u53cd\u5c04\u6027\u306e\u640d\u5931\u3068\u3057\u3066\u73fe\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-fe30599c\"><code>\u53cd\u5c04\u7387\uff08dB\uff09\uff1d 10 log10(Pr \/ Pi)<\/code><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c181795c\">\u53cd\u5c04\u96fb\u529b\u306f\u5165\u5c04\u96fb\u529b\u3088\u308a\u3082\u5c0f\u3055\u3044\u305f\u3081\u3001\u7d50\u679c\u306f\u901a\u5e38\u3001\u8ca0\u306e\u5024\u3068\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>-40 dB<\/code> \u3092\u8868\u3059 <code>0.01%<\/code> \u53cd\u5c04\u96fb\u529b\u3002.<\/li>\n\n\n\n<li><code>-50 dB<\/code> \u3092\u8868\u3059 <code>0.001%<\/code>.<\/li>\n\n\n\n<li><code>-60 dB<\/code> \u306e10\u5206\u306e1\u306e\u96fb\u529b\u3092\u8fd4\u3059 <code>-50 dB<\/code>.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d045e223\">\u3057\u305f\u304c\u3063\u3066\u3001, <code>-60 dB<\/code> \u53cd\u5c04\u7387\u306f\uff5e\u3088\u308a\u3082\u512a\u308c\u3066\u3044\u308b <code>-40 dB<\/code>.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-f807a609\">\u5149\u30ea\u30bf\u30fc\u30f3\u30ed\u30b9\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h2>\n\n\n\n<div class=\"wp-block-wd-image wd-block-image wd-8702aa57\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"1000\" class=\"wp-image-23177\" src=\"https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/otdr-reflectance-vs-orl-diagram.png\" alt=\"\" title=\"\" srcset=\"https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/otdr-reflectance-vs-orl-diagram.png 1000w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/otdr-reflectance-vs-orl-diagram-800x800.png 800w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/otdr-reflectance-vs-orl-diagram-400x400.png 400w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/otdr-reflectance-vs-orl-diagram-768x768.png 768w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/otdr-reflectance-vs-orl-diagram-12x12.png 12w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/otdr-reflectance-vs-orl-diagram-150x150.png 150w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/div>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c50e3e20\">\u53cd\u5c04\u640d\u5931\u306f\u3001\u3053\u306e\u6bd4\u7387\u3092\u9006\u8ee2\u3055\u305b\u307e\u3059\uff1a<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-66357dc0\"><code>\u53cd\u5c04\u640d\u5931\uff08dB\uff09\uff1d 10 log10(Pi \/ Pr)<\/code><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-e35689ed\">\u3042\u308b\u5358\u767a\u306e\u51fa\u6765\u4e8b\u306b\u3064\u3044\u3066\u306f\u3001, <code>-50 dB<\/code> \u53cd\u5c04\u7387\u306f\u6570\u5024\u7684\u306b\u6b21\u5f0f\u306b\u76f8\u5f53\u3059\u308b <code>50 dB<\/code> \u53cd\u5c04\u640d\u5931\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f9a46f9e\">\u5168\u30ea\u30f3\u30afORL\u306f\u3088\u308a\u5e83\u7bc4\u56f2\u306b\u53ca\u3076\u3002\u3053\u308c\u306f\u3001\u3059\u3079\u3066\u306e\u53cd\u5c04\u4e8b\u8c61\u304b\u3089\u306e\u53cd\u5c04\u96fb\u529b\u3068\u3001\u30d5\u30a1\u30a4\u30d0\u306e\u5206\u5e03\u578b\u30ec\u30a4\u30ea\u30fc\u5f8c\u65b9\u6563\u4e71\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u3082\u306e\u3067\u3042\u308b\u3002\u3053\u308c\u306f\u3001\u5358\u306b\u6700\u3082\u72b6\u614b\u306e\u60aa\u3044\u30b3\u30cd\u30af\u30bf\u306e\u53cd\u5c04\u7387\u306e\u7b26\u53f7\u3092\u53cd\u8ee2\u3055\u305b\u305f\u3082\u306e\u3067\u306f\u306a\u3044\u3002\u305d\u306e <a href=\"https:\/\/www.foa.org\/tech\/ref\/testing\/test\/reflectance.html?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\">\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u5354\u4f1a\u306e\u30ac\u30a4\u30c9<\/a> \u30a4\u30d9\u30f3\u30c8\u53cd\u5c04\u7387\u3068\u30ea\u30f3\u30afORL\u3092\u660e\u78ba\u306b\u533a\u5225\u3057\u3066\u3044\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-1ff3fad3\">\u7c21\u5358\u306a\u4f8b\u3092\u6319\u3052\u308b\u3068\u30012\u3064\u306e\u540c\u4e00\u306e <code>-50 dB<\/code> \u4f1d\u642c\u640d\u5931\u3084\u5f8c\u65b9\u6563\u4e71\u3092\u7121\u8996\u3057\u305f\u5834\u5408\u3001\u3053\u308c\u3089\u306e\u53cd\u5c04\u306f\u5408\u308f\u305b\u3066\u304a\u3088\u305d <code>-47 dB<\/code> \u7dcf\u53cd\u5c04\u7387\u3001\u307e\u305f\u306f <code>47 dB<\/code> \u53cd\u5c04\u640d\u5931\u3002\u5b9f\u969b\u306e\u30ea\u30f3\u30af\u3067\u306f\u3001\u53cc\u65b9\u5411\u306e\u6e1b\u8870\u3001\u5f8c\u65b9\u6563\u4e71\u3001\u305d\u306e\u4ed6\u306e\u73fe\u8c61\u3082\u767a\u751f\u3059\u308b\u305f\u3081\u3001\u3053\u306e\u8fd1\u4f3c\u5024\u3067\u306f\u306a\u304f\u3001\u6e2c\u5b9a\u7d50\u679c\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-0cfc1ce5\">OTDR\u30e9\u30d9\u30eb\u304c\u8aa4\u89e3\u3092\u62db\u304f\u53ef\u80fd\u6027\u304c\u3042\u308b\u7406\u7531<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2e87bee6\">\u5404\u6e2c\u5b9a\u6a5f\u5668\u306e\u30e1\u30cb\u30e5\u30fc\u3084\u30ec\u30dd\u30fc\u30c8\u9593\u3067\u3001\u7528\u8a9e\u306e\u7d71\u4e00\u6027\u304c\u5b8c\u5168\u306b\u306f\u4fdd\u305f\u308c\u3066\u3044\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3042\u308b\u5831\u544a\u66f8\u306b\u306f\u3001\u6b21\u306e\u3088\u3046\u306b\u793a\u3055\u308c\u3066\u3044\u308b\u304b\u3082\u3057\u308c\u306a\u3044 <code>\u53cd\u5c04\u7387 -52 dB<\/code>.<\/li>\n\n\n\n<li>\u5225\u306e\u3082\u306e\u304c\u8868\u793a\u3055\u308c\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093 <code>\u30ea\u30bf\u30fc\u30f3\u30ed\u30b9 52 dB<\/code> \u540c\u7a2e\u306e\u30a4\u30d9\u30f3\u30c8\u306b\u3064\u3044\u3066\u3002.<\/li>\n\n\n\n<li>\u300c\u300d\u3068\u3044\u3046\u30e9\u30d9\u30eb\u306e\u4ed8\u3044\u305f\u8981\u7d04 <code>ORL 35 dB<\/code> \u30c8\u30ec\u30fc\u30b9\u5168\u4f53\u3092\u8986\u3046\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n\n\n\n<li>\u4e00\u90e8\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u306f\u3001\u9078\u629e\u3055\u308c\u305f\u30de\u30fc\u30ab\u30fc\u9593\u306e\u533a\u9593\u306e\u307f\u306b\u3064\u3044\u3066ORL\u3092\u7b97\u51fa\u3057\u307e\u3059\u3002.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a7b670fe\">\u5024\u3092\u6bd4\u8f03\u3059\u308b\u524d\u306b\u3001\u4ee5\u4e0b\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li>\u3053\u306e\u7d50\u679c\u306f\u30011\u3064\u306e\u30a4\u30d9\u30f3\u30c8\u30011\u3064\u306e\u69cb\u6210\u8981\u7d20\u3001\u305d\u308c\u3068\u3082\u5168\u30b9\u30d1\u30f3\u306b\u5bfe\u3059\u308b\u3082\u306e\u3067\u3059\u304b\uff1f<\/li>\n\n\n\n<li>\u305d\u306e\u6bd4\u7387\u306f <code>Pr\/Pi<\/code> \u307e\u305f\u306f <code>Pi\/Pr<\/code>?<\/li>\n\n\n\n<li>\u305d\u308c\u306f\u8ca0\u306e\u53cd\u5c04\u7387\u3067\u3059\u304b\u3001\u305d\u308c\u3068\u3082\u6b63\u306e\u53cd\u5c04\u640d\u5931\u3067\u3059\u304b\uff1f<\/li>\n\n\n\n<li>\u6ce2\u9577\u3001\u30d1\u30eb\u30b9\u5e45\u3001\u6e2c\u5b9a\u7bc4\u56f2\u3001\u304a\u3088\u3073\u30de\u30fc\u30ab\u30fc\u306e\u5883\u754c\u306f\u3059\u3079\u3066\u540c\u4e00\u3067\u3057\u305f\u304b\uff1f<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-dfe4e62f\">OTDR\u3067\u53cd\u5c04\u7387\u3068ORL\u3092\u8aad\u307f\u53d6\u308b\u65b9\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-2ead24b0\">1. \u7e4a\u7dad\u3092\u5b89\u5168\u306b\u8a66\u9a13\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d9d6cfdf\">\u672a\u78ba\u8a8d\u306e\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u306f\u3001\u901a\u96fb\u4e2d\u3067\u3042\u308b\u3068\u307f\u306a\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6240\u6709\u8005\u306e\u624b\u9806\u306b\u5f93\u3044\u3001\u8a8d\u5b9a\u3055\u308c\u305f\u691c\u51fa\u5668\u307e\u305f\u306f\u30d1\u30ef\u30fc\u30e1\u30fc\u30bf\u30fc\u3092\u4f7f\u7528\u3057\u3066\u305d\u306e\u72b6\u614b\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u307e\u305f\u3001\u901a\u96fb\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u30b3\u30cd\u30af\u30bf\u306b\u306f\u3001\u6c7a\u3057\u3066\u76f4\u8996\u578b\u9855\u5fae\u93e1\u3092\u4f7f\u7528\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c8a1c39a\">\u6b63\u78ba\u306a\u6ce2\u9577\u3001\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3001\u304a\u3088\u3073\u7a3c\u50cd\u4e2d\u306e\u6e2c\u5b9a\u65b9\u6cd5\u304c\u627f\u8a8d\u3055\u308c\u3066\u3044\u306a\u3044\u9650\u308a\u3001\u6a19\u6e96\u7684\u306aOTDR\u3092\u30a2\u30af\u30c6\u30a3\u30d6PON\u306b\u63a5\u7d9a\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-1257b8ff\">2. \u3059\u3079\u3066\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u70b9\u691c\u30fb\u6e05\u6383\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-dd3ccc4d\">OTDR\u30dd\u30fc\u30c8\u3001\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u3001\u304a\u3088\u3073\u30ea\u30f3\u30af\u30b3\u30cd\u30af\u30bf\u3092\u70b9\u691c\u3001\u6e05\u6383\u3057\u3001\u518d\u5ea6\u70b9\u691c\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u6c5a\u67d3\u304c\u3042\u308b\u3068\u3001\u633f\u5165\u640d\u5931\u3068\u53cd\u5c04\u304c\u751f\u3058\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c4956796\">\u30d5\u30a1\u30a4\u30d0\u30fc\u306e\u7a2e\u985e\u3068\u30b3\u30cd\u30af\u30bf\u306e\u7814\u78e8\u4ed5\u4e0a\u3052\u3092\u4e00\u81f4\u3055\u305b\u3066\u304f\u3060\u3055\u3044\u3002APC\u30b3\u30cd\u30af\u30bf\u3068UPC\u30b3\u30cd\u30af\u30bf\u3092\u63a5\u7d9a\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-def743f0\">3. \u9001\u4fe1\u7528\u304a\u3088\u3073\u53d7\u4fe1\u7528\u30d5\u30a1\u30a4\u30d0\u30fc\u3092\u4f7f\u7528\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a37848a0\">\u9001\u4fe1\u7528\u30d5\u30a1\u30a4\u30d0\u30fc\u306f\u3001\u6700\u521d\u306e\u30b3\u30cd\u30af\u30bf\u3092\u30cb\u30a2\u30a8\u30f3\u30c9\u30c7\u30c3\u30c9\u30be\u30fc\u30f3\u306e\u5148\u307e\u3067\u79fb\u52d5\u3055\u305b\u307e\u3059\u3002\u53d7\u4fe1\u7528\u30d5\u30a1\u30a4\u30d0\u30fc\u306f\u3001\u6700\u7d42\u30b3\u30cd\u30af\u30bf\u306e\u5f8c\u306b\u5f8c\u65b9\u6563\u4e71\u3092\u4f9b\u7d66\u3057\u3001\u305d\u306e\u30a4\u30d9\u30f3\u30c8\u3092\u8a55\u4fa1\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f24a895e\">LuLeey\u2019s <a href=\"https:\/\/www.luleey.com\/ja\/otdr-dead-zone-why-short-fiber-events-disappear\/?utm_source=chatgpt.com\">OTDR\u306e\u30c7\u30c3\u30c9\u30be\u30fc\u30f3\u306b\u95a2\u3059\u308b\u30ac\u30a4\u30c9<\/a> \u3053\u308c\u306b\u3088\u308a\u3001\u5fc5\u8981\u306a\u9577\u3055\u304c\u5b9f\u969b\u306e\u30d1\u30eb\u30b9\u304a\u3088\u3073\u6e2c\u5b9a\u7bc4\u56f2\u306e\u8a2d\u5b9a\u306b\u3088\u3063\u3066\u7570\u306a\u308b\u7406\u7531\u304c\u8aac\u660e\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-22725064\">4. \u5b9f\u7528\u4e0a\u53ef\u80fd\u306a\u9650\u308a\u77ed\u3044\u30d1\u30eb\u30b9\u304b\u3089\u59cb\u3081\u308b<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-33f32f8a\">\u30d1\u30eb\u30b9\u5e45\u3092\u77ed\u304f\u3059\u308b\u3068\u3001\u30a4\u30d9\u30f3\u30c8\u306e\u5206\u96e2\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002\u30d1\u30eb\u30b9\u5e45\u3092\u5e83\u304f\u3059\u308b\u3068\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u30ec\u30f3\u30b8\u306f\u5e83\u304c\u308a\u307e\u3059\u304c\u3001\u30c7\u30c3\u30c9\u30be\u30fc\u30f3\u304c\u5897\u5927\u3057\u3001\u5f37\u3044\u53cd\u5c04\u6ce2\u3092\u53d7\u3051\u305f\u5f8c\u306b\u53d7\u4fe1\u6a5f\u304c\u98fd\u548c\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a01efaa0\">\u53cd\u5c04\u30d4\u30fc\u30af\u306e\u9802\u70b9\u304c\u5e73\u5766\u306b\u306a\u3063\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u98fd\u548c\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u72b6\u614b\u3067\u306f\u3001\u8868\u793a\u3055\u308c\u308b\u53cd\u5c04\u7387\u306f\u4fe1\u983c\u3067\u304d\u307e\u305b\u3093\u3002OTDR\u306e\u53cd\u5c04\u7387\u306f\u3001\u5f8c\u65b9\u6563\u4e71\u3001\u30d1\u30eb\u30b9\u5e45\u88dc\u6b63\u3001\u304a\u3088\u3073\u53cd\u5c04\u30d4\u30fc\u30af\u304b\u3089\u9593\u63a5\u7684\u306b\u63a8\u5b9a\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-4d40ec99\">5. 3\u3064\u306e\u7d50\u679c\u3092\u5206\u3051\u3066\u304f\u3060\u3055\u3044<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-04dc7f5b\">\u4ee5\u4e0b\u3092\u305d\u308c\u305e\u308c\u500b\u5225\u306b\u8aad\u3093\u3067\u304f\u3060\u3055\u3044\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30a4\u30d9\u30f3\u30c8\u640d\u5931\uff1a<\/strong> \u30a4\u30d9\u30f3\u30c8\u5168\u4f53\u306b\u304a\u3051\u308b\u5f8c\u65b9\u6563\u4e71\u306e\u5909\u5316\u3002.<\/li>\n\n\n\n<li><strong>\u30a4\u30d9\u30f3\u30c8\u53cd\u5c04\u7387\u307e\u305f\u306f\u30a4\u30d9\u30f3\u30c8\u30ea\u30bf\u30fc\u30f3\u30ed\u30b9\uff1a<\/strong> \u305d\u306e\u30a4\u30d9\u30f3\u30c8\u304b\u3089\u5f97\u305f\u529b\u3092\u53d6\u308a\u623b\u3057\u305f\u3002.<\/li>\n\n\n\n<li><strong>\u5168\u30ea\u30f3\u30afORL\uff1a<\/strong> \u6e2c\u5b9a\u7bc4\u56f2\u5185\u306e\u7dcf\u8fd4\u9084\u96fb\u529b\u3002.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-71ebc13f\">\u30b3\u30cd\u30af\u30bf\u306f\u3001\u633f\u5165\u640d\u5931\u306f\u5c0f\u3055\u3044\u3082\u306e\u306e\u3001\u53cd\u5c04\u7387\u304c\u4f4e\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u4e00\u65b9\u3001\u878d\u7740\u63a5\u7d9a\u3067\u306f\u3001\u53cd\u5c04\u30d4\u30fc\u30af\u304c\u751f\u3058\u306a\u3044\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u904e\u5927\u306a\u640d\u5931\u304c\u751f\u3058\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-547948eb\">6. \u9069\u5207\u306a\u53d7\u5165\u66f8\u985e\u3092\u4f7f\u7528\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-1e977b1c\">\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u3001PON\u3001CATV\u3001\u3042\u308b\u3044\u306f\u30bb\u30f3\u30b7\u30f3\u30b0\u30ea\u30f3\u30af\u306e\u3059\u3079\u3066\u306b\u5171\u901a\u3059\u308b\u300c\u9069\u5207\u306aORL\u300d\u3068\u3044\u3046\u666e\u904d\u7684\u306a\u5024\u306f\u5b58\u5728\u3057\u307e\u305b\u3093\u3002\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u3001\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\u306e\u4ed5\u69d8\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u5951\u7d04\u3001\u304a\u3088\u3073\u9069\u7528\u3055\u308c\u308b\u8a66\u9a13\u898f\u683c\u306b\u57fa\u3065\u3044\u3066\u5224\u65ad\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-b5929abc\">\u30b3\u30fc\u30cb\u30f3\u30b0\u793e\u306e\u8a66\u9a13\u30ac\u30a4\u30c0\u30f3\u30b9\u3067\u306f\u3001OTDR\u306e\u7d50\u679c\u306f\u8a2d\u5b9a\u306b\u4f9d\u5b58\u3059\u308b\u3053\u3068\u3001\u6700\u521d\u306e\u30a4\u30d9\u30f3\u30c8\u3092\u78ba\u8a8d\u3059\u308b\u969b\u306b\u306f\u767a\u5c04\u30d5\u30a1\u30a4\u30d0\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3092\u63a8\u5968\u3057\u3066\u3044\u308b\u3053\u3068\u3001\u304a\u3088\u3073OTDR\u8a66\u9a13\u3068\u30a8\u30f3\u30c9\u30c4\u30fc\u30a8\u30f3\u30c9\u306eOLTS\/LSPM\u8a66\u9a13\u3092\u533a\u5225\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u8a18\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-fa86c53c\">OTDR\u306b\u3088\u304f\u898b\u3089\u308c\u308b\u4e0d\u5177\u5408\u306e\u5146\u5019<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u75c7\u72b6<\/th><th>\u6700\u3082\u59a5\u5f53\u306a\u89e3\u91c8<\/th><th>\u6b21\u306e\u78ba\u8a8d<\/th><\/tr><\/thead><tbody><tr><td>\u53cd\u5c04\u7387\u306f <code>-55 dB<\/code> \uff5e\u3078 <code>-38 dB<\/code><\/td><td>\u3053\u306e\u30a4\u30d9\u30f3\u30c8\u3067\u306f\u3001\u306f\u308b\u304b\u306b\u591a\u304f\u306e\u5149\u304c\u8fd4\u3063\u3066\u304d\u307e\u3059<\/td><td>\u70b9\u691c\u3001\u6e05\u6383\u3001\u88c5\u7740\u72b6\u614b\u306e\u78ba\u8a8d\u3001\u78e8\u304d\u3001\u640d\u50b7\u306e\u78ba\u8a8d<\/td><\/tr><tr><td>\u53cd\u5c04\u30d4\u30fc\u30af\u306e\u9802\u90e8\u306f\u5e73\u5766\u3067\u3042\u308b<\/td><td>\u53d7\u4fe1\u6a5f\u306e\u98fd\u548c<\/td><td>\u53ef\u80fd\u3067\u3042\u308c\u3070\u30d1\u30eb\u30b9\u5e45\u3092\u77ed\u7e2e\u3057\u3001\u8d77\u52d5\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044<\/td><\/tr><tr><td>Link ORL\u306f\u3001\u76ee\u7acb\u3063\u305f\u51fa\u6765\u4e8b\u304c\u306a\u3051\u308c\u3070\u4e0b\u843d\u3059\u308b<\/td><td>\u8907\u6570\u306e\u53cd\u5c04\u5149\u3084\u5f8c\u65b9\u6563\u4e71\u5149\u304c\u91cd\u306a\u3063\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b<\/td><td>\u5b8c\u5168\u306a\u30c8\u30ec\u30fc\u30b9\u3092\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u3068\u6bd4\u8f03\u3059\u308b<\/td><\/tr><tr><td>\u53cd\u5c04\u30d4\u30fc\u30af\u3092\u4f34\u308f\u306a\u3044\u5927\u304d\u306a\u30a4\u30d9\u30f3\u30c8\u640d\u5931<\/td><td>\u66f2\u304c\u308a\u3001\u878d\u7740\u63a5\u7d9a\u3001\u307e\u305f\u306f\u30e2\u30fc\u30c9\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u4e0d\u6574\u5408<\/td><td>\u4e21\u65b9\u5411\u3092\u30c6\u30b9\u30c8\u3057\u3001\u914d\u7dda\u7d4c\u8def\u307e\u305f\u306f\u63a5\u7d9a\u8a18\u9332\u3092\u78ba\u8a8d\u3059\u308b<\/td><\/tr><tr><td>\u6700\u521d\u306e\u30b3\u30cd\u30af\u30bf\u306f\u6e2c\u5b9a\u3067\u304d\u307e\u305b\u3093<\/td><td>\u8fd1\u7aef\u30c7\u30c3\u30c9\u30be\u30fc\u30f3<\/td><td>\u30de\u30c3\u30c1\u30f3\u30b0\u3057\u305f\u767a\u5c04\u30d5\u30a1\u30a4\u30d0\u30fc\u3092\u8ffd\u52a0\u307e\u305f\u306f\u5ef6\u9577\u3059\u308b<\/td><\/tr><tr><td>\u6700\u5f8c\u306e\u30b3\u30cd\u30af\u30bf\u306f\u3001\u30d5\u30a1\u30a4\u30d0\u30fc\u7aef\u3068\u3057\u3066\u306e\u307f\u8868\u793a\u3055\u308c\u307e\u3059<\/td><td>\u305d\u306e\u4e8b\u8c61\u306e\u5f8c\u3001\u5f8c\u65b9\u6563\u4e71\u306f\u767a\u751f\u3057\u306a\u3044<\/td><td>\u5bfe\u5fdc\u3059\u308b\u53d7\u4fe1\u30d5\u30a1\u30a4\u30d0\u30fc\u3092\u8ffd\u52a0\u3059\u308b<\/td><\/tr><tr><td>\u5024\u306f\u30d1\u30eb\u30b9\u5e45\u3084\u6ce2\u9577\u306b\u3088\u3063\u3066\u5909\u5316\u3059\u308b<\/td><td>\u8a66\u9a13\u6761\u4ef6\u304c\u5909\u66f4\u3055\u308c\u307e\u3057\u305f<\/td><td>\u627f\u8a8d\u6e08\u307f\u306e\u30c6\u30b9\u30c8\u30ec\u30b7\u30d4\u3092\u5fa9\u5143\u3059\u308b<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-a3257608\">\u53cd\u5c04\u7387\u306f\u633f\u5165\u640d\u5931\u3067\u306f\u306a\u3044<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9641de67\">\u633f\u5165\u640d\u5931\u306f\u3001\u90e8\u54c1\u3084\u30ea\u30f3\u30af\u3092\u901a\u904e\u3059\u308b\u969b\u306b\u5931\u308f\u308c\u308b\u9806\u65b9\u5411\u306e\u96fb\u529b\u3092\u6e2c\u5b9a\u3059\u308b\u3082\u306e\u3067\u3059\u3002\u53cd\u5c04\u7387\u306f\u3001\u9006\u65b9\u5411\u306b\u4f1d\u642c\u3059\u308b\u96fb\u529b\u3092\u6e2c\u5b9a\u3059\u308b\u3082\u306e\u3067\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-71c9f31c\">\u30b3\u30cd\u30af\u30bf\u306f\u3001\u633f\u5165\u640d\u5931\u306e\u8a31\u5bb9\u5024\u5185\u3067\u3042\u308b\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u6c5a\u308c\u3001\u30a8\u30a2\u30ae\u30e3\u30c3\u30d7\u3001\u307e\u305f\u306f\u640d\u50b7\u304c\u539f\u56e0\u3067\u53cd\u5c04\u7387\u306e\u8981\u4ef6\u3092\u6e80\u305f\u3055\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u5225\u306e\u63a5\u7d9a\u3067\u306f\u3001\u53cd\u5c04\u7387\u306f\u4f4e\u3044\u3082\u306e\u306e\u3001\u4f4d\u7f6e\u305a\u308c\u3084\u66f2\u304c\u308a\u306b\u3088\u3063\u3066\u640d\u5931\u304c\u5927\u304d\u304f\u306a\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-fd79db1a\">LuLeey\u2019s <a href=\"https:\/\/www.luleey.com\/ja\/differences-between-pc-upc-and-apc-interface-fiber-patch-cords\/\">PC\u3001UPC\u3001APC\u30b3\u30cd\u30af\u30bf\u30ac\u30a4\u30c9<\/a> \u80cc\u666f\u306b\u95a2\u3059\u308b\u8ffd\u52a0\u306e\u8aac\u660e\u304c\u63d0\u4f9b\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u5408\u683c\u5224\u5b9a\u306f\u4f9d\u7136\u3068\u3057\u3066\u6e2c\u5b9a\u5024\u3068\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u4ed5\u69d8\u306b\u3088\u3063\u3066\u6c7a\u5b9a\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-19927b9d\">OTDR\u3092\u9078\u3076\u524d\u306b\u78ba\u8a8d\u3059\u3079\u304d\u3053\u3068<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-33148a6b\">\u4ee5\u4e0b\u306e\u8981\u4ef6\u3092\u8a18\u9332\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d5\u30a1\u30a4\u30d0\u30fc\u306e\u7a2e\u985e\u3068\u8a66\u9a13\u6ce2\u9577<\/li>\n\n\n\n<li>\u30b3\u30cd\u30af\u30bf\u306e\u7a2e\u985e\u3068UPC\/APC\u7814\u78e8<\/li>\n\n\n\n<li>\u30ea\u30f3\u30af\u9577\u3001\u30b9\u30d7\u30ea\u30c3\u30bf\u306e\u30c8\u30dd\u30ed\u30b8\u30fc\u3001\u304a\u3088\u3073\u4e88\u60f3\u640d\u5931<\/li>\n\n\n\n<li>\u30a4\u30d9\u30f3\u30c8\u9593\u9694\u306e\u8981\u4ef6\u3068\u30c7\u30c3\u30c9\u30be\u30fc\u30f3\u306e\u6027\u80fd<\/li>\n\n\n\n<li>\u30a4\u30d9\u30f3\u30c8\u53cd\u5c04\u7387\u306e\u6e2c\u5b9a\u7bc4\u56f2\u3068\u7cbe\u5ea6<\/li>\n\n\n\n<li>\u5168\u30ea\u30f3\u30afORL\u306e\u6e2c\u5b9a\u7bc4\u56f2\u3068\u30ec\u30dd\u30fc\u30c8\u5f62\u5f0f<\/li>\n\n\n\n<li>\u9069\u7528\u898f\u683c\u304a\u3088\u3073\u6821\u6b63\u8a18\u9332<\/li>\n\n\n\n<li>\u30c0\u30fc\u30af\u30d5\u30a1\u30a4\u30d0\u30fc\u307e\u305f\u306f\u627f\u8a8d\u6e08\u307f\u306e\u7a3c\u50cd\u4e2d\u8a66\u9a13\u65b9\u6cd5<\/li>\n\n\n\n<li>\u30d5\u30a1\u30a4\u30d0\u30fc\u4ed5\u69d8\u306e\u9001\u4fe1\u304a\u3088\u3073\u53d7\u4fe1<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-aa9cdb55\">\u306b\u3064\u3044\u3066 <a href=\"https:\/\/www.luleey.com\/ja\/product\/mini-otdr-optical-time-domain-reflector\/?utm_source=chatgpt.com\">LuLeey MINI OTDR \u30da\u30fc\u30b8<\/a> LL-OTDR-1000\u306e\u69cb\u6210\u306b\u95a2\u3059\u308b\u6ce2\u9577\u3001\u30d1\u30eb\u30b9\u5e45\u3001\u8ddd\u96e2\u3001\u304a\u3088\u3073\u30c7\u30c3\u30c9\u30be\u30fc\u30f3\u306e\u60c5\u5831\u3092\u63b2\u8f09\u3057\u3066\u3044\u307e\u3059\u3002\u5f53\u8a72\u30da\u30fc\u30b8\u306b\u306f\u3001\u53cd\u5c04\u7387\uff0fORL\u306e\u7bc4\u56f2\u3084\u7cbe\u5ea6\u306b\u95a2\u3059\u308b\u5177\u4f53\u7684\u306a\u8a18\u8f09\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5951\u7d04\u4e0a\u306e\u8acb\u6c42\u3092\u884c\u3046\u524d\u306b\u3001\u4f7f\u7528\u3059\u308b\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u304a\u3088\u3073\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u5fdc\u3058\u3066\u3001\u3053\u308c\u3089\u306e\u6a5f\u80fd\u304c\u5229\u7528\u53ef\u80fd\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5caa38dc\">\u9078\u3093\u3060\u697d\u5668\u306b\u3001\u9069\u5207\u306b\u7d44\u307f\u5408\u308f\u305b\u3089\u308c\u305f <a href=\"https:\/\/www.luleey.com\/ja\/product\/single-mode-fiber-optic-otdr-launch-cable-box\/?utm_source=chatgpt.com\">OTDR\u7528\u30e9\u30f3\u30c1\u30e3\u30fc\u30b1\u30fc\u30d6\u30eb\u30dc\u30c3\u30af\u30b9<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-aed50329\">\u5b9f\u8df5\u7684\u306a\u6b21\u306e\u30b9\u30c6\u30c3\u30d7<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-3df33881\">\u6700\u8fd1\u306eOTDR\u30ec\u30dd\u30fc\u30c8\u3092\u958b\u304d\u3001\u3059\u3079\u3066\u306e\u5024\u3092\u6b21\u306e\u3088\u3046\u306b\u5206\u985e\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <strong>\u30a4\u30d9\u30f3\u30c8\u640d\u5931<\/strong>, <strong>\u30a4\u30d9\u30f3\u30c8\u53cd\u5c04\u7387\uff0f\u53cd\u5c04\u640d\u5931<\/strong> \u307e\u305f\u306f <strong>\u5168\u30ea\u30f3\u30afORL<\/strong>. \u5404\u5024\u306e\u6a2a\u306b\u3001\u7b26\u53f7\u306e\u898f\u5247\u3068\u30de\u30fc\u30ab\u30fc\u306e\u7bc4\u56f2\u3092\u8a18\u9332\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-7201e65c\">LuLeey\u306b\u6e2c\u5b9a\u6a5f\u5668\u306e\u70b9\u691c\u3092\u4f9d\u983c\u3059\u308b\u969b\u306f\u3001\u30d5\u30a1\u30a4\u30d0\u30fc\u306e\u7a2e\u985e\u3001\u6ce2\u9577\u3001\u30b3\u30cd\u30af\u30bf\u306e\u7814\u78e8\u72b6\u614b\u3001\u7d4c\u8def\u9577\u3001\u30b9\u30d7\u30ea\u30c3\u30bf\u306e\u914d\u7f6e\u3001\u5fc5\u8981\u306a\u898f\u683c\u3001\u8a31\u5bb9\u7bc4\u56f2\u3001\u304a\u3088\u3073\u30b5\u30f3\u30d7\u30eb\u30ec\u30dd\u30fc\u30c8\u3092\u63d0\u793a\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u6ce2\u9577\u3084\u8ddd\u96e2\u306e\u307f\u306b\u57fa\u3065\u3044\u3066OTDR\u3092\u9078\u629e\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u6a5f\u80fd\u30ec\u30d9\u30eb\u306e\u691c\u8a3c\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p 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