{"id":2428,"date":"2026-09-12T00:17:38","date_gmt":"2026-09-11T15:17:38","guid":{"rendered":"https:\/\/steelcrucian.com\/?p=2428"},"modified":"2026-09-12T00:17:39","modified_gmt":"2026-09-11T15:17:39","slug":"led-light-distribution-curve-ies-file-guide","status":"publish","type":"post","link":"https:\/\/steelcrucian.com\/led-light-distribution-curve-ies-file-guide\/","title":{"rendered":"\ud83d\udcca LED \ubc30\uad11\uace1\uc120\uacfc IES \ud30c\uc77c \uc77d\ub294 \ubc95 \u2013 3000lm\uc778\ub370 \uc65c \uc5b4\ub450\uc6b8\uae4c?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\uc870\uba85 \uce74\ud0c8\ub85c\uadf8\uc5d0\uc11c &#8220;3,000lm&#8221;\uc774\ub77c\ub294 \uc22b\uc790\ub9cc \ubcf4\uace0 \uc81c\ud488\uc744 \uace8\ub790\ub294\ub370, \ub9c9\uc0c1 \uc124\uce58\ud558\ub2c8 \uc6d0\ud558\ub294 \uacf3\uc774 \uc5b4\ub461\uac70\ub098 \uc5c9\ub6b1\ud55c \uacf3\ub9cc \ubc1d\uc558\ub358 \uacbd\ud5d8 \uc788\uc73c\uc2e0\uac00\uc694?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc6d0\uc778\uc740 \ub300\ubd80\ubd84 \ud558\ub098\uc785\ub2c8\ub2e4. <strong>lm(\uad11\uc18d)\uc740 \ube5b\uc758 \ucd1d\ub7c9\uc77c \ubfd0, \uadf8 \ube5b\uc774 \uc5b4\ub290 \ubc29\ud5a5\uc73c\ub85c \uc5bc\ub9c8\ub098 \uac00\ub294\uc9c0\ub294 \uc804\ud600 \uc54c\ub824\uc8fc\uc9c0 \uc54a\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/strong> \uadf8 \uc815\ubcf4\ub97c \ub2f4\uace0 \uc788\ub294 \uac83\uc774 <strong>\ubc30\uad11\uace1\uc120<\/strong>\uc774\uace0, \uadf8\uac78 \ucef4\ud4e8\ud130\uac00 \uc77d\uc744 \uc218 \uc788\uac8c \ub9cc\ub4e0 \ud30c\uc77c\uc774 <strong>IES \ud30c\uc77c<\/strong>\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uae00\uc5d0\uc11c \ubc30\uad11\uace1\uc120\uc744 \uc77d\ub294 \ubc95\uacfc IES \ud30c\uc77c\uc758 \uc22b\uc790\uac00 \uac01\uac01 \ubb34\uc2a8 \ub73b\uc778\uc9c0, \uadf8\ub9ac\uace0 \ubc1b\uc740 IES \ud30c\uc77c\uc774 \uc815\uc0c1\uc778\uc9c0 \uc9c1\uc811 \uac80\uc99d\ud558\ub294 \ubc29\ubc95\uae4c\uc9c0 \uc815\ub9ac\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_87_1 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\ubaa9\ucc28 \ud1a0\uae00\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/steelcrucian.com\/led-light-distribution-curve-ies-file-guide\/#%F0%9F%92%A1_%EB%A8%BC%EC%A0%80_lm%EA%B3%BC_cd%EB%A5%BC_%EA%B5%AC%EB%B6%84%ED%95%B4%EC%95%BC_%ED%95%A9%EB%8B%88%EB%8B%A4\" >\ud83d\udca1 \uba3c\uc800 lm\uacfc cd\ub97c \uad6c\ubd84\ud574\uc57c \ud569\ub2c8\ub2e4<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/steelcrucian.com\/led-light-distribution-curve-ies-file-guide\/#%F0%9F%93%8A_%EB%B0%B0%EA%B4%91%EA%B3%A1%EC%84%A0_%EC%9D%BD%EB%8A%94_%EB%B2%95\" >\ud83d\udcca \ubc30\uad11\uace1\uc120 \uc77d\ub294 \ubc95<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/steelcrucian.com\/led-light-distribution-curve-ies-file-guide\/#%F0%9F%94%A6_%EB%B0%B0%EA%B4%91_%EC%9C%A0%ED%98%95_3%EA%B0%80%EC%A7%80\" >\ud83d\udd26 \ubc30\uad11 \uc720\ud615 3\uac00\uc9c0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/steelcrucian.com\/led-light-distribution-curve-ies-file-guide\/#%F0%9F%93%82_IES_%ED%8C%8C%EC%9D%BC_%EA%B5%AC%EC%A1%B0_%ED%95%B4%EB%B6%80\" >\ud83d\udcc2 IES \ud30c\uc77c \uad6c\uc870 \ud574\ubd80<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/steelcrucian.com\/led-light-distribution-curve-ies-file-guide\/#%F0%9F%94%8D_%EB%B0%9B%EC%9D%80_IES_%ED%8C%8C%EC%9D%BC%EC%9D%B4_%EC%A0%95%EC%83%81%EC%9D%B8%EC%A7%80_%EA%B2%80%EC%A6%9D%ED%95%98%EB%8A%94_%EB%B2%95\" >\ud83d\udd0d \ubc1b\uc740 IES \ud30c\uc77c\uc774 \uc815\uc0c1\uc778\uc9c0 \uac80\uc99d\ud558\ub294 \ubc95<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/steelcrucian.com\/led-light-distribution-curve-ies-file-guide\/#%F0%9F%93%8C_%EC%A0%95%EB%A6%AC\" >\ud83d\udccc \uc815\ub9ac<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/steelcrucian.com\/led-light-distribution-curve-ies-file-guide\/#%F0%9F%93%9A_%ED%95%A8%EA%BB%98_%EC%9D%BD%EC%9C%BC%EB%A9%B4_%EC%A2%8B%EC%9D%80_%EA%B8%80\" >\ud83d\udcda \ud568\uaed8 \uc77d\uc73c\uba74 \uc88b\uc740 \uae00<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%F0%9F%92%A1_%EB%A8%BC%EC%A0%80_lm%EA%B3%BC_cd%EB%A5%BC_%EA%B5%AC%EB%B6%84%ED%95%B4%EC%95%BC_%ED%95%A9%EB%8B%88%EB%8B%A4\"><\/span>\ud83d\udca1 \uba3c\uc800 lm\uacfc cd\ub97c \uad6c\ubd84\ud574\uc57c \ud569\ub2c8\ub2e4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ub450 \ub2e8\uc704\ub97c \ud5f7\uac08\ub9ac\uba74 \uc774\ud6c4 \ub0b4\uc6a9\uc774 \uc804\ubd80 \uaf2c\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\ub2e8\uc704<\/th><th>\uc774\ub984<\/th><th>\uc758\ubbf8<\/th><\/tr><\/thead><tbody><tr><td><strong>lm<\/strong> (\ub8e8\uba58)<\/td><td>\uad11\uc18d<\/td><td>\uad11\uc6d0\uc774 \uc0ac\ubc29\uc73c\ub85c \ub0b4\ubcf4\ub0b4\ub294 <strong>\ube5b\uc758 \ucd1d\ub7c9<\/strong><\/td><\/tr><tr><td><strong>cd<\/strong> (\uce78\ub378\ub77c)<\/td><td>\uad11\ub3c4<\/td><td><strong>\ud2b9\uc815 \ubc29\ud5a5\uc73c\ub85c<\/strong> \ub098\uac00\ub294 \ube5b\uc758 \uc138\uae30<\/td><\/tr><tr><td><strong>lx<\/strong> (\ub7ed\uc2a4)<\/td><td>\uc870\ub3c4<\/td><td>\uc5b4\ub5a4 \uba74\uc5d0 <strong>\ub3c4\ub2ec\ud55c<\/strong> \ube5b\uc758 \ubc00\ub3c4<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uac19\uc740 3,000lm\uc774\ub77c\ub3c4 \uc881\uac8c \ubaa8\uc73c\uba74 \uc911\uc2ec \uad11\ub3c4\uac00 \ub192\uc544\uc9c0\uace0, \ub113\uac8c \ud37c\ub728\ub9ac\uba74 \ub0ae\uc544\uc9d1\ub2c8\ub2e4. <strong>\ucd1d\ub7c9\uc740 \uac19\uc740\ub370 \uc4f8\ubaa8\uac00 \uc644\uc804\ud788 \ub2ec\ub77c\uc9d1\ub2c8\ub2e4.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e4\uc81c\ub85c \uacc4\uc0b0\ud574\ubcf4\uba74 \uac10\uc774 \uc635\ub2c8\ub2e4. 1,000lm\uc9dc\ub9ac \uad11\uc6d0\uc774 \uc644\uc804 \ud655\uc0b0(\ub7a8\ubc84\uc2dc\uc548)\uc73c\ub85c \ube5b\uc744 \ub0bc \ub54c \uc911\uc2ec \uad11\ub3c4\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>I\u2080 = \u03a6 \/ \u03c0 = 1,000 \/ 3.1416 = 318.3 cd<\/strong><\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\ub7a8\ubc84\uc2dc\uc548 \ubc30\uad11\uc5d0\uc11c \ubc18\uad6c \uc804\uccb4\ub85c \ub098\uac00\ub294 \uad11\uc18d\uc774 <strong>\u03c0 \u00d7 \uc911\uc2ec\uad11\ub3c4<\/strong>\uac00 \ub41c\ub2e4\ub294 \uad00\uacc4\uc5d0\uc11c \ub098\uc628 \uac12\uc785\ub2c8\ub2e4. \uc774 \uae00\uc744 \uc4f0\uba74\uc11c \uc218\uce58\uc801\ubd84\uc73c\ub85c \uac80\uc0b0\ud588\uace0 \uc774\ub860\uac12\uacfc \uc18c\uc218\uc810 6\uc790\ub9ac\uae4c\uc9c0 \uc77c\uce58\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%F0%9F%93%8A_%EB%B0%B0%EA%B4%91%EA%B3%A1%EC%84%A0_%EC%9D%BD%EB%8A%94_%EB%B2%95\"><\/span>\ud83d\udcca \ubc30\uad11\uace1\uc120 \uc77d\ub294 \ubc95<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ubc30\uad11\uace1\uc120\uc740 <strong>\uac01\ub3c4\ubcc4 \uad11\ub3c4(cd)\ub97c \uadf9\uc88c\ud45c\uc5d0 \uadf8\ub9b0 \uadf8\ub798\ud504<\/strong>\uc785\ub2c8\ub2e4. \uace1\uc120\uc774 \uba40\ub9ac \ubed7\uc740 \ubc29\ud5a5\uc774 \ube5b\uc774 \uac15\ud55c \ubc29\ud5a5\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"567\" src=\"https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/ies-light-distribution-curve-1024x567.png\" alt=\"\" class=\"wp-image-2431\" srcset=\"https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/ies-light-distribution-curve-1024x567.png 1024w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/ies-light-distribution-curve-300x166.png 300w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/ies-light-distribution-curve-768x425.png 768w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/ies-light-distribution-curve-1536x850.png 1536w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/ies-light-distribution-curve.png 1664w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\ud575\uc2ec\uc740 <strong>\ube54\uac01(Beam Angle)<\/strong> \uc785\ub2c8\ub2e4. \ucd5c\ub300\uad11\ub3c4\uc758 50%\uae4c\uc9c0 \ub5a8\uc5b4\uc9c0\ub294 \uc9c0\uc810\uc744 \uc591\ucabd\uc5d0\uc11c \ucc3e\uc544 \uadf8 \uc0ac\uc774 \uac01\ub3c4\ub97c \ub9d0\ud569\ub2c8\ub2e4. \uad11\ud559\uc5d0\uc11c \ud754\ud788 \uc4f0\ub294 \ubc18\uce58\uc804\ud3ed(FWHM)\uacfc \uac19\uc740 \uac1c\ub150\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc704 \ub7a8\ubc84\uc2dc\uc548 \uace1\uc120\uc758 \uacbd\uc6b0 \uad11\ub3c4\uac00 cos \u03b8\ub97c \ub530\ub974\ubbc0\ub85c, 50%\uac00 \ub418\ub294 \uac01\ub3c4\ub294 cos \u03b8 = 0.5 \u2192 <strong>\u03b8 = 60\u00b0<\/strong>, \ub530\ub77c\uc11c <strong>\ube54\uac01\uc740 120\u00b0<\/strong> \uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ube54\uac01\uc744 \uc54c\uba74 \uc870\ub3c4\ub97c \ubc14\ub85c \ud658\uc0b0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc911\uc2ec\uad11\ub3c4 318.3cd \uad11\uc6d0\uc744 \ucc9c\uc7a5\uc5d0 \ub2ec\uc558\uc744 \ub54c \ubc14\ub85c \uc544\ub798 \uc870\ub3c4\ub294 \uc5ed\uc81c\uacf1 \ubc95\uce59\uc73c\ub85c \uad6c\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\uc124\uce58 \ub192\uc774<\/th><th>\ubc14\ub85c \uc544\ub798 \uc870\ub3c4<\/th><\/tr><\/thead><tbody><tr><td>0.5 m<\/td><td>1,273 lx<\/td><\/tr><tr><td>1 m<\/td><td>318 lx<\/td><\/tr><tr><td>2 m<\/td><td>80 lx<\/td><\/tr><tr><td>3 m<\/td><td>35 lx<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ub192\uc774\ub97c 2\ubc30 \uc62c\ub9ac\uba74 \uc870\ub3c4\ub294 1\/4\ub85c \ub5a8\uc5b4\uc9d1\ub2c8\ub2e4.<\/strong> \uc870\uba85 \uac1c\uc218\ub97c \ub298\ub9ac\uae30 \uc804\uc5d0 \uc774 \uacc4\uc0b0\ubd80\ud130 \ud574\ubcf4\uba74 \ub2f5\uc774 \ub098\uc624\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%F0%9F%94%A6_%EB%B0%B0%EA%B4%91_%EC%9C%A0%ED%98%95_3%EA%B0%80%EC%A7%80\"><\/span>\ud83d\udd26 \ubc30\uad11 \uc720\ud615 3\uac00\uc9c0<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"416\" src=\"https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/ies-distribution-types-1024x416.png\" alt=\"\" class=\"wp-image-2429\" srcset=\"https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/ies-distribution-types-1024x416.png 1024w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/ies-distribution-types-300x122.png 300w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/ies-distribution-types-766x311.png 766w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/ies-distribution-types-1536x624.png 1536w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/ies-distribution-types.png 1904w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud611\uac01(\uc2a4\ud3ec\ud2b8)<\/strong> \u2014 \ube54\uac01\uc774 \uc881\uc544 \ud55c \uacf3\uc5d0 \ube5b\uc744 \uc9d1\uc911\uc2dc\ud0b5\ub2c8\ub2e4. \uc804\uc2dc \uc870\uba85, \uac04\ud310 \uc870\uba85, \ube44\uc804 \uac80\uc0ac\uc6a9 \uc870\uba85\uc5d0 \uc501\ub2c8\ub2e4. \uc911\uc2ec\uc740 \uc544\uc8fc \ubc1d\uc9c0\ub9cc \uc870\uae08\ub9cc \ubc97\uc5b4\ub098\uba74 \uae09\uaca9\ud788 \uc5b4\ub450\uc6cc\uc9d1\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ub7a8\ubc84\uc2dc\uc548(\ud655\uc0b0)<\/strong> \u2014 cos \u03b8\ub97c \ub530\ub974\ub294 \uac00\uc7a5 \uae30\ubcf8\uc801\uc778 \ud615\ud0dc\uc785\ub2c8\ub2e4. \ub300\ubd80\ubd84\uc758 LED \ud328\ud0a4\uc9c0 \uc6d0\ubcf8 \ubc30\uad11\uc774 \uc5ec\uae30\uc5d0 \uac00\uae5d\uc2b5\ub2c8\ub2e4. \uc77c\ubc18 \uc2e4\ub0b4 \uc870\uba85\uc5d0 \ubb34\ub09c\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ubc30\ud2b8\uc719<\/strong> \u2014 \uc911\uc559\uc774 \uc624\ud788\ub824 \uaebc\uc9c0\uace0 \uc591\uc606\uc774 \uc19f\uc740 \ud615\ud0dc\uc785\ub2c8\ub2e4. \uc774\uc0c1\ud574 \ubcf4\uc774\uc9c0\ub9cc <strong>\ub0ae\uc740 \ucc9c\uc7a5\uc5d0\uc11c \uade0\uc77c\ub3c4\ub97c \ud655\ubcf4\ud560 \ub54c \uc720\ub9ac\ud569\ub2c8\ub2e4.<\/strong> \ubc14\ub85c \uc544\ub798\ub294 \uac70\ub9ac\uac00 \uc9e7\uc544 \uc6d0\ub798 \ubc1d\uc73c\ub2c8, \uba40\ub9ac \uc788\ub294 \uac00\uc7a5\uc790\ub9ac\ub85c \ube5b\uc744 \ub354 \ubcf4\ub0b4\uc11c \uc804\uccb4\ub97c \uace0\ub974\uac8c \ub9cc\ub4dc\ub294 \uc124\uacc4\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%F0%9F%93%82_IES_%ED%8C%8C%EC%9D%BC_%EA%B5%AC%EC%A1%B0_%ED%95%B4%EB%B6%80\"><\/span>\ud83d\udcc2 IES \ud30c\uc77c \uad6c\uc870 \ud574\ubd80<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IES \ud30c\uc77c\uc740 \uc774 \ubc30\uad11 \ub370\uc774\ud130\ub97c \ud14d\uc2a4\ud2b8\ub85c \uc801\uc5b4\ub454 \ud45c\uc900 \ud3ec\ub9f7\uc785\ub2c8\ub2e4. \ud655\uc7a5\uc790\ub294 <code>.ies<\/code>\uc774\uace0, \uba54\ubaa8\uc7a5\uc73c\ub85c \uc5f4\uba74 \uadf8\ub0e5 \uc22b\uc790 \ub098\uc5f4\ub85c \ubcf4\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"618\" src=\"https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/ies-file-structure-1024x618.png\" alt=\"\" class=\"wp-image-2430\" srcset=\"https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/ies-file-structure-1024x618.png 1024w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/ies-file-structure-300x181.png 300w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/ies-file-structure-767x463.png 767w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/ies-file-structure-1536x928.png 1536w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/ies-file-structure.png 1664w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uac00\uc7a5 \uc911\uc694\ud55c \uac74 <strong>\ud575\uc2ec \uc904<\/strong>\uc785\ub2c8\ub2e4. \uc22b\uc790 10\uac1c\uac00 \uacf5\ubc31\uc73c\ub85c \ub098\uc5f4\ub418\ub294\ub370, \uc55e\uc5d0\uc11c\ubd80\ud130 \uc774\ub7f0 \uc758\ubbf8\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\ub7a8\ud504 \uc218<\/strong><\/li>\n\n\n\n<li><strong>\ub7a8\ud504\ub2f9 \uc815\uaca9 \uad11\uc18d(lm)<\/strong> \u2190 \uc81c\ud488 \uc2a4\ud399\uacfc \ub300\uc870\ud560 \uac12<\/li>\n\n\n\n<li><strong>\uce78\ub378\ub77c \ubc30\uc218<\/strong> \u2014 \ubcf4\ud1b5 1.0. \ub4a4\uc758 \uce78\ub378\ub77c \uac12\uc5d0 \uacf1\ud558\ub294 \uacc4\uc218<\/li>\n\n\n\n<li><strong>\uc218\uc9c1\uac01 \uac1c\uc218<\/strong><\/li>\n\n\n\n<li><strong>\uc218\ud3c9\uac01 \uac1c\uc218<\/strong> \u2190 1\uc774\uba74 \ucd95\ub300\uce6d<\/li>\n\n\n\n<li><strong>\uce21\uad11 \ud0c0\uc785<\/strong> \u2014 1\uc774 Type C (\uac74\ucd95 \uc870\uba85 \ud45c\uc900)<\/li>\n\n\n\n<li><strong>\ub2e8\uc704<\/strong> \u2014 1\uc774\uba74 \ud53c\ud2b8, <strong>2\uba74 \ubbf8\ud130<\/strong> 8~10. <strong>\ubc1c\uad11\uba74 \ud06c\uae30<\/strong> (\ud3ed\u00b7\uae38\uc774\u00b7\ub192\uc774)<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\uadf8 \uc544\ub798\ub85c \uc218\uc9c1\uac01 \ubaa9\ub85d, \uc218\ud3c9\uac01 \ubaa9\ub85d, \uce78\ub378\ub77c \uac12\uc774 \uc21c\uc11c\ub300\ub85c \uc774\uc5b4\uc9d1\ub2c8\ub2e4. <strong>\uce78\ub378\ub77c \uac12\uc758 \uac1c\uc218\ub294 \uc218\uc9c1\uac01 \uac1c\uc218 \u00d7 \uc218\ud3c9\uac01 \uac1c\uc218\uc640 \uc815\ud655\ud788 \uc77c\uce58\ud574\uc57c \ud569\ub2c8\ub2e4.<\/strong><\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u26a0\ufe0f \uc2e4\ubb34\uc5d0\uc11c \uac00\uc7a5 \uc790\uc8fc \ud130\uc9c0\ub294 \uc0ac\uace0\uac00 <strong>7\ubc88 \ub2e8\uc704 \ud56d\ubaa9<\/strong>\uc785\ub2c8\ub2e4. 1(\ud53c\ud2b8)\ub85c \ub418\uc5b4 \uc788\ub294 \ud30c\uc77c\uc744 \ubbf8\ud130 \ub2e8\uc704 \ud504\ub85c\uc81d\ud2b8\uc5d0 \uadf8\ub300\ub85c \ub123\uc73c\uba74 \uae30\uad6c \ud06c\uae30\uac00 \uc57d 3.28\ubc30\ub85c \uc7a1\ud600 \uacc4\uc0b0\uc774 \uc804\ubd80 \ud2c0\uc5b4\uc9d1\ub2c8\ub2e4.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%F0%9F%94%8D_%EB%B0%9B%EC%9D%80_IES_%ED%8C%8C%EC%9D%BC%EC%9D%B4_%EC%A0%95%EC%83%81%EC%9D%B8%EC%A7%80_%EA%B2%80%EC%A6%9D%ED%95%98%EB%8A%94_%EB%B2%95\"><\/span>\ud83d\udd0d \ubc1b\uc740 IES \ud30c\uc77c\uc774 \uc815\uc0c1\uc778\uc9c0 \uac80\uc99d\ud558\ub294 \ubc95<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc81c\uc870\uc0ac\uc5d0\uc11c \ubc1b\uc740 IES \ud30c\uc77c\uc744 \uadf8\ub300\ub85c \ubbff\uae30 \uc5b4\ub824\uc6b8 \ub54c\uac00 \uc788\uc2b5\ub2c8\ub2e4. <strong>\uce78\ub378\ub77c \ud45c\ub97c \uc9c1\uc811 \uc801\ubd84\ud574\uc11c \ucd1d\uad11\uc18d\uc744 \uc5ed\uc0b0\ud558\uba74 \ud5e4\ub354\uc758 \uad11\uc18d \uac12\uacfc \ub9de\ub294\uc9c0 \ud655\uc778\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ucd95\ub300\uce6d \ubc30\uad11\uc774\ub77c\uba74 \uac01\ub3c4 \uad6c\uac04(\uc874)\ub9c8\ub2e4 \uc785\uccb4\uac01\uc744 \uc774\ub807\uac8c \uad6c\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>\u0394\u03a9 = 2\u03c0 (cos \u03b8\u2081 \u2212 cos \u03b8\u2082)<\/strong><\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\uac01 \uc874\uc758 \ud3c9\uade0 \uad11\ub3c4\uc5d0 \uc774 \uc785\uccb4\uac01\uc744 \uacf1\ud574\uc11c \uc804\ubd80 \ub354\ud558\uba74 \ucd1d\uad11\uc18d\uc774 \ub098\uc635\ub2c8\ub2e4. \uc785\uccb4\uac01 \uac1c\ub150\uc774 \uadf8\ub300\ub85c \uc4f0\uc774\ub294 \uc9c0\uc810\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc9c1\uc811 \uac80\uc0b0\ud574\ubd24\uc2b5\ub2c8\ub2e4. 1,000lm \ub7a8\ubc84\uc2dc\uc548 \ubc30\uad11\uc744 5\u00b0 \uac04\uaca9 \uce78\ub378\ub77c \ud45c\ub85c \ub9cc\ub4e0 \ub4a4 \uc704 \uc2dd\uc73c\ub85c \uc5ed\uc0b0\ud558\ub2c8 <strong>1,000.00 lm<\/strong>\uc774 \ub098\uc654\uc2b5\ub2c8\ub2e4. \uc624\ucc28 0.000%\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\ud83d\udca1 \uc5ed\uc0b0\ud55c \uad11\uc18d\uc774 \ud5e4\ub354 \uac12\uacfc <strong>10% \uc774\uc0c1 \ucc28\uc774<\/strong>\ub098\uba74 \ud30c\uc77c\uc744 \uc758\uc2ec\ud558\uc138\uc694. \uce78\ub378\ub77c \ubc30\uc218\uac00 \uc798\ubabb \ub4e4\uc5b4\uac14\uac70\ub098, \uac01\ub3c4 \uac04\uaca9\uc774 \uc131\uae30\uac70\ub098, \ub370\uc774\ud130\uac00 \uc798\ub9b0 \uacbd\uc6b0\uc785\ub2c8\ub2e4. \ub2e4\ub9cc 10%\ub77c\ub294 \uae30\uc900\uc740 \uc81c \uacbd\ud5d8\uc0c1\uc758 \ub208\uae08\uc774\uace0 \uacf5\uc2dd \uaddc\uc815\uc740 \uc544\ub2d9\ub2c8\ub2e4.<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\uac04\uc774 \ud655\uc778\ub9cc \ud544\uc694\ud558\ub2e4\uba74 DIALux\ub098 Relux \uac19\uc740 \ubb34\ub8cc \uc870\uba85 \uc2dc\ubbac\ub808\uc774\uc158 \ud234\uc5d0 \ud30c\uc77c\uc744 \ub123\uc5b4\ubcf4\ub294 \ubc29\ubc95\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \ub300\ubd80\ubd84 \ucd1d\uad11\uc18d\uacfc \ubc30\uad11 \ubbf8\ub9ac\ubcf4\uae30\ub97c \ubc14\ub85c \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%F0%9F%93%8C_%EC%A0%95%EB%A6%AC\"><\/span>\ud83d\udccc \uc815\ub9ac<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>lm\uc740 \ucd1d\ub7c9, cd\ub294 \ubc29\ud5a5\ubcc4 \uc138\uae30<\/strong>\uc785\ub2c8\ub2e4. \uce74\ud0c8\ub85c\uadf8\uc758 lm\ub9cc \ubcf4\uba74 \uc548 \ub429\ub2c8\ub2e4<\/li>\n\n\n\n<li>\ubc30\uad11\uace1\uc120\uc5d0\uc11c \uc77d\uc744 \uac83\uc740 <strong>\ucd5c\ub300\uad11\ub3c4\u00b7\ube54\uac01\u00b7\ud615\ud0dc\u00b7\ub300\uce6d\uc131<\/strong> \ub124 \uac00\uc9c0\uc785\ub2c8\ub2e4<\/li>\n\n\n\n<li><strong>\ube54\uac01\uc740 \ucd5c\ub300\uad11\ub3c4\uc758 50% \uc9c0\uc810<\/strong>\uc744 \uae30\uc900\uc73c\ub85c \uc7a1\uc2b5\ub2c8\ub2e4<\/li>\n\n\n\n<li>IES \ud575\uc2ec \uc904\uc5d0\uc11c <strong>\uad11\uc18d\u00b7\uc218\uc9c1\uac01 \uac1c\uc218\u00b7\ub2e8\uc704(\ud53c\ud2b8\/\ubbf8\ud130)<\/strong> \ub97c \ubc18\ub4dc\uc2dc \ud655\uc778\ud558\uc138\uc694<\/li>\n\n\n\n<li><strong>\uce78\ub378\ub77c \ud45c\ub97c \uc801\ubd84\ud574 \ucd1d\uad11\uc18d\uc744 \uc5ed\uc0b0<\/strong>\ud558\uba74 \ud30c\uc77c \uc774\uc0c1\uc744 \uac78\ub7ec\ub0bc \uc218 \uc788\uc2b5\ub2c8\ub2e4<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e4\uc74c\uc5d0 \uc870\uba85 \uacac\uc801\uc11c\ub97c \ubc1b\uc73c\uc2dc\uba74 IES \ud30c\uc77c\uc744 \uac19\uc774 \uc694\uccad\ud574\ubcf4\uc138\uc694. <strong>\ud30c\uc77c\uc744 \ubabb \uc8fc\ub294 \uc81c\uc870\uc0ac\ub77c\uba74 \uce21\uad11 \ub370\uc774\ud130 \uc790\uccb4\uac00 \uc5c6\ub2e4\ub294 \ub73b\uc77c \uac00\ub2a5\uc131\uc774 \ud07d\ub2c8\ub2e4.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%F0%9F%93%9A_%ED%95%A8%EA%BB%98_%EC%9D%BD%EC%9C%BC%EB%A9%B4_%EC%A2%8B%EC%9D%80_%EA%B8%80\"><\/span>\ud83d\udcda \ud568\uaed8 \uc77d\uc73c\uba74 \uc88b\uc740 \uae00<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/steelcrucian.com\/inverse-square-cosine-law-lighting\/\">\ud83d\udca1 \ucf54\uc0ac\uc778 \ubc95\uce59 \/ \uc5ed\uc81c\uacf1 \ubc95\uce59<\/a> \u2014 \uc774 \uae00\uc758 \uc870\ub3c4 \ud658\uc0b0\ud45c\uac00 \uc5b4\ub5a4 \uc6d0\ub9ac\ub85c \ub098\uc654\ub294\uc9c0 \ub2e4\ub8f9\ub2c8\ub2e4. \ubc30\uad11\uace1\uc120\uc758 cd \uac12\uc744 \uc2e4\uc81c \ubc14\ub2e5 \uc870\ub3c4(lx)\ub85c \ubc14\uafb8\ub294 \uacc4\uc0b0\uc774 \uc5ec\uae30 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><a href=\"https:\/\/steelcrucian.com\/led-light-uniformity-calculation-guide\/\">\ud83c\udfa8 \uc870\uba85 \uade0\uc77c\ub3c4 \uacc4\uc0b0 3\uac00\uc9c0 \uc644\ubcbd\uc815\ub9ac + \ubb34\ub8cc \uacc4\uc0b0\uae30<\/a> \u2014 \ubc30\ud2b8\uc719 \ubc30\uad11\uc774 \uc65c \ud544\uc694\ud55c\uc9c0\ub294 \uade0\uc77c\ub3c4 \uad00\uc810\uc5d0\uc11c \ubd10\uc57c \uc774\ud574\ub429\ub2c8\ub2e4. \ubc30\uad11 \uc120\ud0dd\uc758 \uacb0\uacfc\ub97c \uc22b\uc790\ub85c \ud655\uc778\ud558\ub294 \ub2e8\uacc4\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li><a href=\"https:\/\/steelcrucian.com\/fresnel-reflection-transmittance\/\">\ud83d\udd0d \ud504\ub808\ub12c \ubc18\uc0ac\uc640 \ud22c\uacfc\uc728 \uc644\ubcbd\uc815\ub9ac<\/a> \u2014 IES \ud30c\uc77c\uc758 \uad11\uc18d\uc740 \uae30\uad6c \ucd9c\uc0ac \uae30\uc900\uc785\ub2c8\ub2e4. \uadf8 \uc55e\uc5d0 \ud655\uc0b0\ud310\uc774\ub098 \ucee4\ubc84\ub97c \ub367\ub300\uba74 \ube5b\uc774 \uc5bc\ub9c8\ub098 \ub354 \uc190\uc2e4\ub418\ub294\uc9c0 \ub2e4\ub8f9\ub2c8\ub2e4.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\uc870\uba85 \uce74\ud0c8\ub85c\uadf8\uc5d0\uc11c &#8220;3,000lm&#8221;\uc774\ub77c\ub294 \uc22b\uc790\ub9cc \ubcf4\uace0 \uc81c\ud488\uc744 \uace8\ub790\ub294\ub370, \ub9c9\uc0c1 \uc124\uce58\ud558\ub2c8 \uc6d0\ud558\ub294 \uacf3\uc774 \uc5b4\ub461\uac70\ub098 \uc5c9\ub6b1\ud55c \uacf3\ub9cc \ubc1d\uc558\ub358 \uacbd\ud5d8 \uc788\uc73c\uc2e0\uac00\uc694? \uc6d0\uc778\uc740 \ub300\ubd80\ubd84 \ud558\ub098\uc785\ub2c8\ub2e4. lm(\uad11\uc18d)\uc740 \ube5b\uc758 \ucd1d\ub7c9\uc77c \ubfd0, \uadf8 \ube5b\uc774 \uc5b4\ub290 \ubc29\ud5a5\uc73c\ub85c \uc5bc\ub9c8\ub098 \uac00\ub294\uc9c0\ub294 \uc804\ud600 \uc54c\ub824\uc8fc\uc9c0 \uc54a\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \uadf8 \uc815\ubcf4\ub97c \ub2f4\uace0 \uc788\ub294 \uac83\uc774 \ubc30\uad11\uace1\uc120\uc774\uace0, \uadf8\uac78 \ucef4\ud4e8\ud130\uac00 \uc77d\uc744 \uc218 \uc788\uac8c \ub9cc\ub4e0 \ud30c\uc77c\uc774 IES \ud30c\uc77c\uc785\ub2c8\ub2e4. \uc774 \uae00\uc5d0\uc11c \ubc30\uad11\uace1\uc120\uc744 \uc77d\ub294 \ubc95\uacfc 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