{"id":1703,"date":"2026-10-29T01:00:00","date_gmt":"2026-10-28T16:00:00","guid":{"rendered":"https:\/\/quantumsea.net\/?p=1703"},"modified":"2026-10-26T01:19:56","modified_gmt":"2026-10-25T16:19:56","slug":"qs-fabry-perot-spacing-width-20261026","status":"publish","type":"post","link":"https:\/\/quantumsea.net\/?p=1703","title":{"rendered":"\u30d5\u30a1\u30d6\u30ea\u30fb\u30da\u30ed\u30fc\u5e72\u6e09\u8a08\u3001\u900f\u904e\u30d4\u30fc\u30af\u3092\u7d30\u304f\u3057\u3066\u3082\u9593\u9694\u304c\u5e83\u304c\u3089\u306a\u3044\u7406\u7531"},"content":{"rendered":"<p>\u5149\u306e\u5468\u6ce2\u6570\u3092\u5c11\u3057\u305a\u3064\u5909\u3048\u308b\u3068\u3001\u3088\u304f\u901a\u308b\u3068\u3053\u308d\u3068\u3001\u307b\u3068\u3093\u3069\u901a\u3089\u306a\u3044\u3068\u3053\u308d\u304c\u7e70\u308a\u8fd4\u3057\u73fe\u308c\u308b\u3002\u30d5\u30a1\u30d6\u30ea\u30fb\u30da\u30ed\u30fc\u5e72\u6e09\u8a08\u306f\u3001\u5411\u304b\u3044\u5408\u3046\u4e8c\u679a\u306e\u93e1\u306e\u9593\u3067\u5149\u3092\u4f55\u5ea6\u3082\u5f80\u5fa9\u3055\u305b\u3001\u3053\u306e\u900f\u904e\u306e\u5909\u5316\u3092\u5229\u7528\u3059\u308b\u5149\u5b66\u7d20\u5b50\u3067\u3059\u3002\u93e1\u306e\u53cd\u5c04\u7387\u3092\u4e0a\u3052\u308b\u3068\u900f\u904e\u30d4\u30fc\u30af\u306f\u7d30\u304f\u306a\u308a\u307e\u3059\u304c\u3001\u96a3\u306e\u30d4\u30fc\u30af\u304c\u9060\u3056\u304b\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5149\u3092\u3069\u308c\u307b\u3069\u7d30\u304b\u304f\u9078\u3079\u308b\u304b\u3068\u3001\u3069\u3053\u307e\u3067\u5e83\u3044\u7bc4\u56f2\u3092\u898b\u5206\u3051\u3089\u308c\u308b\u304b\u306b\u306f\u3001\u5225\u3005\u306e\u5c3a\u5ea6\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<section class=\"influvetor-quick-summary\" aria-label=\"\u7c21\u5358\u306b\u307e\u3068\u3081\u308b\u3068\uff1f\">\n<p><strong>\u7c21\u5358\u306b\u307e\u3068\u3081\u308b\u3068\uff1f<\/strong><\/p>\n<ul>\n<li>\u900f\u904e\u30d4\u30fc\u30af\u306e\u9593\u9694\u3067\u3042\u308b\u81ea\u7531\u30b9\u30da\u30af\u30c8\u30eb\u9818\u57df\uff08FSR\uff09\u306f\u3001\u5149\u304c\u93e1\u306e\u9593\u3092\u4e00\u5f80\u5fa9\u3059\u308b\u6642\u9593\u3067\u6c7a\u307e\u308a\u307e\u3059\u3002\u93e1\u306e\u9593\u9694\u3092\u5909\u3048\u305a\u3001\u307b\u304b\u306e\u6761\u4ef6\u3082\u540c\u3058\u306a\u3089\u3001\u53cd\u5c04\u7387\u3092\u4e0a\u3052\u3066\u3082FSR\u306f\u5e83\u304c\u308a\u307e\u305b\u3093\u3002<\/li>\n<li>\u53cd\u5c04\u7387\u304c\u9ad8\u3044\u307b\u3069\u3001\u591a\u304f\u306e\u5f80\u5fa9\u3092\u7d4c\u305f\u5149\u304c\u5e72\u6e09\u306b\u52a0\u308f\u308a\u3001\u900f\u904e\u30d4\u30fc\u30af\u306f\u7d30\u304f\u306a\u308a\u307e\u3059\u3002FSR\u3092\u30d4\u30fc\u30af\u306e\u534a\u5024\u5168\u5e45\u3067\u5272\u3063\u305f\u6bd4\u304c\u30d5\u30a3\u30cd\u30b9\u3067\u3059\u3002<\/li>\n<li>\u93e1\u306e\u9593\u9694\u3092\u9577\u304f\u3059\u308b\u3053\u3068\u3067\u3082\u30d4\u30fc\u30af\u306f\u7d30\u304f\u3067\u304d\u307e\u3059\u304c\u3001FSR\u3082\u72ed\u304f\u306a\u308a\u307e\u3059\u3002\u7d30\u3044\u30d4\u30fc\u30af\u3060\u3051\u3092\u898b\u3066\u3001\u5e83\u3044\u5468\u6ce2\u6570\u7bc4\u56f2\u3092\u4e00\u610f\u306b\u5224\u5225\u3067\u304d\u308b\u3068\u306f\u8003\u3048\u306a\u3044\u3053\u3068\u304c\u5927\u5207\u3067\u3059\u3002<\/li>\n<\/ul>\n<\/section>\n<h2>\u4e8c\u679a\u306e\u93e1\u3092\u901a\u3063\u305f\u5149\u306f\u3001\u4e00\u3064\u306e\u7d4c\u8def\u3060\u3051\u3067\u306f\u5c4a\u304b\u306a\u3044<\/h2>\n<p>\u3053\u3053\u3067\u3044\u3046\u93e1\u306f\u3001\u4e00\u90e8\u306e\u5149\u3092\u901a\u3057\u3001\u6b8b\u308a\u3092\u53cd\u5c04\u3059\u308b\u93e1\u3067\u3059\u3002\u4e00\u679a\u76ee\u3092\u901a\u904e\u3057\u305f\u5149\u306e\u4e00\u90e8\u306f\u3001\u4e8c\u679a\u76ee\u3082\u305d\u306e\u307e\u307e\u901a\u308a\u629c\u3051\u307e\u3059\u3002\u5225\u306e\u4e00\u90e8\u306f\u4e8c\u679a\u76ee\u3067\u53cd\u5c04\u3055\u308c\u3001\u4e00\u679a\u76ee\u3068\u306e\u9593\u3092\u4e00\u5f80\u5fa9\u3057\u3066\u304b\u3089\u5916\u3078\u51fa\u307e\u3059\u3002\u3055\u3089\u306b\u4e8c\u5f80\u5fa9\u3001\u4e09\u5f80\u5fa9\u3057\u305f\u5149\u3082\u3001\u5c11\u3057\u305a\u3064\u540c\u3058\u51fa\u53e3\u3078\u5c4a\u304d\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u3089\u306f\u3001\u5f37\u3055\u3092\u305f\u3060\u8db3\u3059\u3060\u3051\u306e\u5149\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5149\u306e\u6ce2\u3068\u3057\u3066\u306e\u632f\u52d5\u306e\u4f4d\u7f6e\u3001\u3059\u306a\u308f\u3061\u4f4d\u76f8\u3092\u305d\u308d\u3048\u3066\u8db3\u3057\u5408\u308f\u305b\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u4e00\u5f80\u5fa9\u306b\u3088\u3063\u3066\u5897\u3048\u308b\u4f4d\u76f8\u304c\u3061\u3087\u3046\u3069\u4e00\u5468\u671f\u306e\u6574\u6570\u500d\u306a\u3089\u3001\u5404\u7d4c\u8def\u304b\u3089\u51fa\u3066\u304f\u308b\u6ce2\u304c\u5f37\u3081\u5408\u3044\u307e\u3059\u3002\u3053\u308c\u304c\u5171\u9cf4\u3057\u3001\u900f\u904e\u304c\u5927\u304d\u304f\u306a\u308b\u6761\u4ef6\u3067\u3059\u3002\u5468\u6ce2\u6570\u304c\u305d\u3053\u304b\u3089\u305a\u308c\u308b\u3068\u3001\u5f80\u5fa9\u56de\u6570\u306e\u591a\u3044\u7d4c\u8def\u307b\u3069\u4f4d\u76f8\u306e\u305a\u308c\u304c\u7a4d\u307f\u91cd\u306a\u308a\u3001\u8db3\u3057\u5408\u308f\u305b\u305f\u900f\u904e\u5149\u306f\u5f31\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u53cd\u5c04\u7387\u3092\u9ad8\u304f\u3059\u308b\u3068\u3001\u4f55\u5ea6\u3082\u5f80\u5fa9\u3057\u305f\u5149\u3082\u7121\u8996\u3067\u304d\u306a\u304f\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u5c0f\u3055\u306a\u5468\u6ce2\u6570\u306e\u305a\u308c\u3067\u3082\u5404\u7d4c\u8def\u306e\u6ce2\u304c\u305d\u308d\u3044\u306b\u304f\u304f\u306a\u308a\u3001\u5f37\u3044\u900f\u904e\u304c\u5f97\u3089\u308c\u308b\u7bc4\u56f2\u304c\u72ed\u307e\u308a\u307e\u3059\u3002\u300c\u5149\u3092\u9589\u3058\u8fbc\u3081\u308b\u93e1\u306a\u306e\u306b\u3001\u5171\u9cf4\u3059\u308b\u3068\u3088\u304f\u901a\u308b\u300d\u3068\u3044\u3046\u6027\u8cea\u3082\u3001\u3053\u306e\u5e72\u6e09\u304b\u3089\u751f\u307e\u308c\u307e\u3059\u3002\u540c\u3058\u53cd\u5c04\u7387\u306e\u4e8c\u679a\u306e\u93e1\u306b\u640d\u5931\u304c\u306a\u3044\u7406\u60f3\u6761\u4ef6\u3067\u306f\u3001\u5171\u9cf4\u6642\u306e\u900f\u904e\u7387\u306f1\u306b\u306a\u308a\u307e\u3059\u3002\u73fe\u5b9f\u306e\u93e1\u306e\u5438\u53ce\u3084\u6563\u4e71\u307e\u3067\u542b\u3081\u3066\u3001\u5e38\u306b\u5168\u3066\u306e\u5149\u304c\u901a\u308b\u3068\u3044\u3046\u610f\u5473\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<h2>\u30d4\u30fc\u30af\u306e\u9593\u9694\u306f\u3001\u4e00\u5f80\u5fa9\u306b\u304b\u304b\u308b\u6642\u9593\u3067\u6c7a\u307e\u308b<\/h2>\n<p>\u307e\u305a\u3001\u4e8c\u679a\u306e\u93e1\u304c\u5e73\u884c\u3067\u3001\u305d\u306e\u9593\u306f\u771f\u7a7a\u3001\u5149\u306f\u93e1\u306b\u5782\u76f4\u306b\u5165\u308b\u5834\u5408\u3092\u8003\u3048\u307e\u3059\u3002\u93e1\u306e\u9593\u9694\u3092L\u3001\u5149\u901f\u3092c\u3068\u3059\u308b\u3068\u3001\u4e00\u5f80\u5fa9\u306e\u6642\u9593\u306f2L\/c\u3067\u3059\u3002\u5468\u6ce2\u6570\u3092c\/(2L)\u3060\u3051\u5897\u3084\u3059\u3068\u3001\u3053\u306e\u4e00\u5f80\u5fa9\u306b\u3088\u308b\u4f4d\u76f8\u304c\u3082\u3046\u4e00\u5468\u671f\u5897\u3048\u3001\u518d\u3073\u5f37\u3081\u5408\u3046\u6761\u4ef6\u306b\u306a\u308a\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u96a3\u308a\u5408\u3046\u900f\u904e\u30d4\u30fc\u30af\u306e\u5468\u6ce2\u6570\u5dee\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><strong>FSR = c \/ (2L)<\/strong><\/p>\n<p>\u93e1\u306e\u9593\u9694\u304c1 cm\u306a\u3089\u3001FSR\u306f\u7d0414.99 GHz\u3067\u3059\u3002\u53cd\u5c04\u7387\u304c50%\u3067\u308290%\u3067\u3082\u3001\u540c\u3058\u7406\u60f3\u6761\u4ef6\u306a\u3089\u3053\u306e\u9593\u9694\u306f\u5909\u308f\u308a\u307e\u305b\u3093\u3002\u4e00\u5b9a\u306e\u5c48\u6298\u7387n\u3092\u6301\u3064\u5a92\u8cea\u3067\u6e80\u305f\u3059\u5834\u5408\u306f\u3001\u5782\u76f4\u5165\u5c04\u3067c\/(2nL)\u3068\u306a\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u5c48\u6298\u7387\u3084\u93e1\u3067\u53cd\u5c04\u3059\u308b\u3068\u304d\u306e\u4f4d\u76f8\u304c\u5468\u6ce2\u6570\u306b\u3088\u3063\u3066\u5909\u308f\u308b\u5834\u5408\u306b\u306f\u3001\u305d\u306e\u5909\u5316\u3082\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2>\u30d4\u30fc\u30af\u306e\u7d30\u3055\u3092\u6bd4\u3079\u308b\u306b\u306f\u3001\u534a\u5024\u5168\u5e45\u3068\u30d5\u30a3\u30cd\u30b9\u3092\u898b\u308b<\/h2>\n<p>\u30d4\u30fc\u30af\u306e\u6700\u5927\u5024\u306e\u534a\u5206\u306b\u306a\u308b\u5de6\u53f3\u4e8c\u70b9\u306e\u9593\u9694\u3092\u3001\u534a\u5024\u5168\u5e45\uff08FWHM\uff09\u3068\u547c\u3073\u307e\u3059\u3002FSR\u304c\u30d4\u30fc\u30af\u540c\u58eb\u306e\u9593\u9694\u306a\u306e\u306b\u5bfe\u3057\u3001FWHM\u306f\u4e00\u3064\u306e\u30d4\u30fc\u30af\u306e\u5e45\u3067\u3059\u3002\u305d\u3057\u3066\u3001<strong>\u30d5\u30a3\u30cd\u30b9 = FSR \/ FWHM<\/strong>\u3068\u3044\u3046\u6bd4\u3092\u4f7f\u3046\u3068\u3001\u30d4\u30fc\u30af\u306e\u9593\u9694\u306b\u5bfe\u3057\u3066\u3001\u3069\u308c\u307b\u3069\u7d30\u3044\u900f\u904e\u5e2f\u304c\u5f97\u3089\u308c\u308b\u304b\u3092\u6bd4\u8f03\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u4e8c\u679a\u306e\u93e1\u306e\u5f37\u5ea6\u53cd\u5c04\u7387\u3092\u540c\u3058R\u3068\u3057\u3001\u5438\u53ce\u30fb\u6563\u4e71\u304c\u306a\u304f\u3001\u53cd\u5c04\u6642\u306e\u4f4d\u76f8\u304c\u5468\u6ce2\u6570\u306b\u4f9d\u5b58\u3057\u306a\u3044\u3068\u3057\u307e\u3059\u3002\u3053\u306e\u3068\u304d\u3001\u5171\u9cf4\u304b\u3089\u306e\u5468\u6ce2\u6570\u306e\u305a\u308c\u3092\u03b4\u03bd\u3068\u3057\u305f\u900f\u904e\u7387\u306f\u3001\u30a8\u30a2\u30ea\u30fc\u95a2\u6570\u3068\u547c\u3070\u308c\u308b\u5f0f\u3067\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>T(\u03b4\u03bd) = 1 \/ {1 + A sin\u00b2(\u03c0\u03b4\u03bd \/ FSR)}<br \/>A = 4R \/ (1 \u2212 R)\u00b2<\/p>\n<p>R\u306f\u6ce2\u306e\u632f\u5e45\u306e\u53cd\u5c04\u4fc2\u6570\u3067\u306f\u306a\u304f\u3001\u5149\u306e\u5f37\u5ea6\u306b\u5bfe\u3059\u308b\u53cd\u5c04\u7387\u3067\u3059\u3002\u4e0a\u306eA\u3082\u30d5\u30a3\u30cd\u30b9\u305d\u306e\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u900f\u904e\u66f2\u7dda\u306e\u5f62\u3092\u6c7a\u3081\u308b\u4fc2\u6570\u3067\u3059\u3002\u3053\u306e\u5f0f\u304b\u3089\u3001\u93e1\u306e\u9593\u9694\u30921 cm\u306b\u56fa\u5b9a\u3057\u305f\u4f8b\u3092\u8a08\u7b97\u3057\u307e\u3057\u305f\u3002<\/p>\n<ul>\n<li>R = 0.50\uff1aFSR\u306f\u7d0414.99 GHz\u3001FWHM\u306f\u7d043.45 GHz\u3001\u30d5\u30a3\u30cd\u30b9\u306f\u7d044.35\u3002<\/li>\n<li>R = 0.90\uff1aFSR\u306f\u540c\u3058\u7d0414.99 GHz\u3001FWHM\u306f\u7d040.503 GHz\u3001\u30d5\u30a3\u30cd\u30b9\u306f\u7d0429.79\u3002<\/li>\n<\/ul>\n<figure><img decoding=\"async\" src=\"https:\/\/quantumsea.net\/wp-content\/uploads\/2026\/10\/qs-fabry-perot-spacing-width-20261026-figure-9573b19ad109.png\" alt=\"\u7406\u60f3\u7684\u306a\u30d5\u30a1\u30d6\u30ea\u30fb\u30da\u30ed\u30fc\u5e72\u6e09\u8a08\u306e\u8a08\u7b97\u56f3\u3002\u93e1\u306e\u9593\u96941 cm\u3067\u306f\u3001\u53cd\u5c04\u73870.50\u30680.90\u306e\u30d4\u30fc\u30af\u9593\u9694\u306f\u3068\u3082\u306b14.99 GHz\u3002\u4e0b\u6bb5\u3067\u4e00\u3064\u306e\u30d4\u30fc\u30af\u3092\u62e1\u5927\u3059\u308b\u3068\u3001\u534a\u5024\u5168\u5e45\u306f\u305d\u308c\u305e\u308c3.45 GHz\u30680.503 GHz\u306b\u306a\u308b\u3002\" style=\"width:100%;height:auto;max-width:1200px\"><figcaption>\u30a8\u30a2\u30ea\u30fc\u95a2\u6570\u304b\u3089\u8a08\u7b97\u3057\u305f\u72ec\u81ea\u56f3\u3002\u4e0a\u6bb5\u306f\u8907\u6570\u30d4\u30fc\u30af\u3001\u4e0b\u6bb5\u306f\u5171\u9cf4\u4ed8\u8fd1\u306e\u62e1\u5927\u3002\u6a2a\u8ef8\u306f\u5171\u9cf4\u3092\u57fa\u6e96\u3068\u3059\u308b\u5468\u6ce2\u6570\u5dee\u3001\u7e26\u8ef8\u306f\u900f\u904e\u7387\u3067\u3059\u3002\u6a59\u304cR = 0.50\u3001\u9752\u304cR = 0.90\u3002\u6e2c\u5b9a\u30c7\u30fc\u30bf\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/figcaption><\/figure>\n<p>\u53cd\u5c04\u7387\u3092\u4e0a\u3052\u308b\u3068\u5e45\u306f\u7d046.85\u5206\u306e1\u306b\u306a\u308a\u307e\u3059\u304c\u3001\u30d4\u30fc\u30af\u540c\u58eb\u306f\u96e2\u308c\u307e\u305b\u3093\u3002\u9ad8\u53cd\u5c04\u7387\u3067\u3088\u304f\u4f7f\u308f\u308c\u308b\u30d5\u30a3\u30cd\u30b9\u306e\u8fd1\u4f3c\u5f0f\u306f\u03c0\u221aR\/(1 \u2212 R)\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u4eca\u56de\u306e\u6570\u5024\u306f\u8fd1\u4f3c\u5f0f\u3067\u306f\u306a\u304f\u3001\u900f\u904e\u7387\u304c\u534a\u5206\u306b\u306a\u308b\u4f4d\u7f6e\u3092\u30a8\u30a2\u30ea\u30fc\u95a2\u6570\u304b\u3089\u6c42\u3081\u3066\u3044\u307e\u3059\u3002\u53cd\u5c04\u7387\u304c\u4f4e\u3044\u5834\u5408\u307e\u3067\u3001\u9ad8\u53cd\u5c04\u7387\u306e\u8fd1\u4f3c\u3092\u305d\u306e\u307e\u307e\u4f7f\u308f\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<h2>\u93e1\u306e\u9593\u9694\u3092\u9577\u304f\u3059\u308b\u3068\u3001\u5e45\u3068\u9593\u9694\u304c\u4e00\u7dd2\u306b\u72ed\u304f\u306a\u308b<\/h2>\n<p>\u6b21\u306b\u53cd\u5c04\u7387\u30920.90\u306e\u307e\u307e\u3001\u93e1\u306e\u9593\u9694\u3060\u3051\u30921 cm\u304b\u30892 cm\u3078\u5e83\u3052\u307e\u3059\u3002\u5149\u306e\u5f80\u5fa9\u6642\u9593\u304c\u4e8c\u500d\u306b\u306a\u308b\u305f\u3081\u3001FSR\u306f\u7d047.49 GHz\u3078\u534a\u6e1b\u3057\u307e\u3059\u3002FWHM\u3082\u7d040.252 GHz\u3078\u534a\u6e1b\u3057\u307e\u3059\u304c\u3001\u4e21\u8005\u306e\u6bd4\u3067\u3042\u308b\u30d5\u30a3\u30cd\u30b9\u306f\u7d0429.79\u306e\u307e\u307e\u3067\u3059\u3002<\/p>\n<p>\u3064\u307e\u308a\u3001\u300c\u53cd\u5c04\u7387\u3092\u4e0a\u3052\u3066\u30d4\u30fc\u30af\u3092\u7d30\u304f\u3059\u308b\u300d\u3068\u300c\u93e1\u306e\u9593\u9694\u3092\u9577\u304f\u3057\u3066\u30d4\u30fc\u30af\u3092\u7d30\u304f\u3059\u308b\u300d\u3067\u306f\u3001\u5f97\u3089\u308c\u308b\u6027\u8cea\u304c\u9055\u3044\u307e\u3059\u3002\u524d\u8005\u306f\u540c\u3058FSR\u306e\u4e2d\u3067\u900f\u904e\u5e2f\u3092\u7d30\u304f\u3057\u3001\u5f8c\u8005\u306f\u900f\u904e\u5e2f\u3068\u3001\u7e70\u308a\u8fd4\u3057\u306e\u9593\u9694\u3092\u4e00\u7dd2\u306b\u72ed\u304f\u3057\u307e\u3059\u3002\u8a2d\u8a08\u5024\u3092\u6bd4\u3079\u308b\u3068\u304d\u306f\u3001FWHM\u3060\u3051\u3067\u306a\u304fFSR\u3082\u4e26\u3079\u308b\u3068\u3001\u3053\u306e\u9055\u3044\u304c\u898b\u3048\u3066\u304d\u307e\u3059\u3002<\/p>\n<h2>\u7d30\u3044\u900f\u904e\u5e2f\u3067\u3082\u3001\u3069\u306e\u30d4\u30fc\u30af\u3092\u898b\u3066\u3044\u308b\u304b\u306f\u5225\u306b\u78ba\u304b\u3081\u308b<\/h2>\n<p>\u5468\u671f\u7684\u306a\u900f\u904e\u7279\u6027\u306b\u306f\u6ce8\u610f\u70b9\u304c\u3042\u308a\u307e\u3059\u3002\u3042\u308b\u5171\u9cf4\u5468\u6ce2\u6570\u3092\u3088\u304f\u901a\u3059\u3068\u304d\u3001\u305d\u3053\u304b\u3089FSR\u3060\u3051\u96e2\u308c\u305f\u5468\u6ce2\u6570\u3082\u3088\u304f\u901a\u3057\u307e\u3059\u3002\u4e00\u3064\u306e\u900f\u904e\u30d4\u30fc\u30af\u3092\u691c\u51fa\u3057\u305f\u3060\u3051\u3067\u306f\u3001\u8907\u6570\u3042\u308b\u5171\u9cf4\u306e\u3069\u308c\u306b\u5bfe\u5fdc\u3059\u308b\u304b\u3092\u5224\u5225\u3067\u304d\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u6e2c\u5b9a\u5bfe\u8c61\u306e\u5468\u6ce2\u6570\u7bc4\u56f2\u3092\u3042\u3089\u304b\u3058\u3081\u7d5e\u308b\u3001\u5225\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u306a\u3069\u3001\u30d4\u30fc\u30af\u306e\u5bfe\u5fdc\u3092\u78ba\u304b\u3081\u308b\u65b9\u6cd5\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001\u3053\u3053\u307e\u3067\u306e\u5e45\u306f\u7406\u60f3\u7684\u306a\u5e73\u9762\u6ce2\u306b\u5bfe\u3059\u308b\u8a08\u7b97\u3067\u3059\u3002\u5b9f\u969b\u306b\u306f\u3001\u93e1\u306e\u5e73\u884c\u5ea6\u3001\u5165\u5c04\u5149\u306e\u89d2\u5ea6\u306e\u5e83\u304c\u308a\u3001\u93e1\u306e\u640d\u5931\u3084\u53cd\u5c04\u4f4d\u76f8\u306e\u5909\u5316\u3001\u5149\u6e90\u81ea\u8eab\u306e\u30b9\u30da\u30af\u30c8\u30eb\u5e45\u306a\u3069\u304c\u89b3\u6e2c\u3055\u308c\u308b\u5f62\u306b\u5f71\u97ff\u3057\u307e\u3059\u3002\u8a08\u7b97\u4e0a\u306eFWHM\u3060\u3051\u3067\u3001\u3069\u3093\u306a\u5149\u6e90\u3067\u3082\u305d\u306e\u5dee\u306e\u5468\u6ce2\u6570\u3092\u78ba\u5b9f\u306b\u898b\u5206\u3051\u3089\u308c\u308b\u3068\u4fdd\u8a3c\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<p>\u30d5\u30a1\u30d6\u30ea\u30fb\u30da\u30ed\u30fc\u5e72\u6e09\u8a08\u3092\u898b\u308b\u3068\u304d\u306f\u3001\u5149\u304c\u4e00\u5f80\u5fa9\u3059\u308b\u6642\u9593\u304b\u3089\u30d4\u30fc\u30af\u306e\u9593\u9694\u3092\u8003\u3048\u3001\u5404\u7d4c\u8def\u306e\u6ce2\u304c\u305d\u308d\u3046\u7bc4\u56f2\u304b\u3089\u30d4\u30fc\u30af\u306e\u5e45\u3092\u8003\u3048\u308b\u3002\u3053\u306e\u4e8c\u3064\u3092\u5206\u3051\u308b\u3068\u3001\u53cd\u5c04\u7387\u3068\u93e1\u306e\u9593\u9694\u306e\u3069\u3061\u3089\u3092\u5909\u3048\u308b\u3079\u304d\u304b\u3001\u4f55\u3092\u5225\u9014\u78ba\u304b\u3081\u308b\u3079\u304d\u304b\u3092\u6574\u7406\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>\u51fa\u5178<\/h2>\n<ul>\n<li>Justin Peatross \/ Michael Ware, <a href=\"https:\/\/optics.byu.edu\/docs\/OpticsBook.pdf\">Physics of Light and Optics<\/a>, 2015 Edition, January 31, 2025 Revision. \u7b2c4\u7ae04.4\u20134.6\u3001\u5370\u5237\u980199\u2013104\u3001\u5f0f4.23\u20134.26\u304a\u3088\u30734.33\u20134.37\u3002\u4e8c\u679a\u306e\u93e1\u306e\u900f\u904e\u7279\u6027\u3001\u5171\u9cf4\u6761\u4ef6\u3001\u81ea\u7531\u30b9\u30da\u30af\u30c8\u30eb\u9818\u57df\u3001\u534a\u5024\u5168\u5e45\u3068\u30d5\u30a3\u30cd\u30b9\u3092\u53c2\u7167\u3002\u672c\u6587\u306e\u6570\u5024\u3068\u56f3\u306f\u8a18\u8f09\u3057\u305f\u7406\u60f3\u6761\u4ef6\u3067\u72ec\u81ea\u306b\u8a08\u7b97\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u5149\u306e\u5468\u6ce2\u6570\u3092\u5c11\u3057\u305a\u3064\u5909\u3048\u308b\u3068\u3001\u3088\u304f\u901a\u308b\u3068\u3053\u308d\u3068\u3001\u307b\u3068\u3093\u3069\u901a\u3089\u306a\u3044\u3068\u3053\u308d\u304c\u7e70\u308a\u8fd4\u3057\u73fe\u308c\u308b\u3002\u30d5\u30a1\u30d6\u30ea\u30fb\u30da\u30ed\u30fc\u5e72\u6e09\u8a08\u306f\u3001\u5411\u304b\u3044\u5408\u3046\u4e8c\u679a\u306e\u93e1\u306e\u9593\u3067\u5149\u3092\u4f55\u5ea6\u3082\u5f80\u5fa9\u3055\u305b\u3001\u3053\u306e\u900f\u904e\u306e\u5909\u5316\u3092\u5229\u7528\u3059\u308b\u5149\u5b66\u7d20\u5b50\u3067\u3059\u3002\u93e1\u306e\u53cd\u5c04\u7387\u3092\u4e0a\u3052\u308b\u3068\u900f\u904e [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":1701,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":true,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":false,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[34],"tags":[348],"class_list":["post-1703","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-materials-manufacturing","tag-fabry-perot"],"jetpack_publicize_connections":[],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"https:\/\/quantumsea.net\/wp-content\/uploads\/2026\/10\/qs-fabry-perot-spacing-width-20261026-featured-6fd7e3b77d81.png","_links":{"self":[{"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/posts\/1703","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/quantumsea.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1703"}],"version-history":[{"count":1,"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/posts\/1703\/revisions"}],"predecessor-version":[{"id":1704,"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/posts\/1703\/revisions\/1704"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/media\/1701"}],"wp:attachment":[{"href":"https:\/\/quantumsea.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1703"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/quantumsea.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1703"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/quantumsea.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1703"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}