{"id":1564,"date":"2025-07-10T11:39:46","date_gmt":"2025-07-10T02:39:46","guid":{"rendered":"https:\/\/steelcrucian.com\/?p=1564"},"modified":"2026-09-09T00:01:12","modified_gmt":"2026-09-08T15:01:12","slug":"3d-angle-fov-solid-angle","status":"publish","type":"post","link":"https:\/\/steelcrucian.com\/3d-angle-fov-solid-angle\/","title":{"rendered":"\ud83c\udf10 \uc785\uccb4\uac01(Solid Angle) \uc644\ubcbd\uc815\ub9ac \u2013 \uac1c\ub150\ubd80\ud130 \uacc4\uc0b0\uae30\uae4c\uc9c0"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\uba87 \ub144 \uc804 \ucc98\uc74c \uad11\ud559 \uad00\ub828 \ud504\ub85c\uc81d\ud2b8\ub97c \ub9e1\uc558\uc744 \ub54c, \uc800\ub294 &#8216;\uac01\ub3c4(angle)&#8217;\ub77c\ub294 \ub2e8\uc5b4\ub97c \ub108\ubb34 \uac00\ubccd\uac8c \uc0dd\uac01\ud588\uc2b5\ub2c8\ub2e4. \ub80c\uc988\uc758 \uc2dc\uc57c\uac01(FOV), \uc870\uba85\uc758 \uc870\uc0ac\uac01(beam angle), \uc13c\uc11c\uc758 \uac10\uc9c0 \ubc94\uc704 \u2014 \uc804\ubd80 \uadf8\uc800 &#8216;\uba87 \ub3c4(\u00b0)&#8217;\ub77c\ub294 \uc22b\uc790\ub85c\ub9cc \uc778\uc2dd\ud588\uc8e0.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uadf8\ub7f0\ub370 \ub9c9\uc0c1 \uc870\uba85 \uc2dc\ubbac\ub808\uc774\uc158\uc744 \ub3cc\ub824\ubcf4\ub2c8, \ud3c9\uba74 \uac01\ub3c4\ub9cc\uc73c\ub85c\ub294 \uacf5\uac04\uc0c1\uc758 \ube5b \ubd84\ud3ec\ub098 \uc2dc\uc57c \ubc94\uc704\ub97c \uc81c\ub300\ub85c \ud45c\ud604\ud560 \uc218 \uc5c6\ub2e4\ub294 \uac78 \uc54c\uac8c \ub410\uc2b5\ub2c8\ub2e4. &#8220;120\u00b0 \ubc30\uad11 LED \ub450 \uac1c\ub97c \uc4f0\uba74 240\u00b0 \ucee4\ubc84\ub418\ub098?&#8221;\ub77c\ub294 \uc9c8\ubb38\uc5d0 \ub2f5\uc774 \ub9c9\ud788\ub294 \uc21c\uac04\uc774\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uadf8\ub54c \ucc98\uc74c \ub9c8\uc8fc\ud55c \uac1c\ub150\uc774 <strong>\uc785\uccb4\uac01(Solid Angle)<\/strong> \uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ubc88 \uae00\uc5d0\uc11c\ub294 \uc785\uccb4\uac01\uc758 \uac1c\ub150\ubd80\ud130 <strong>\ud615\uc0c1\ubcc4 \uacc4\uc0b0\uc2dd\uc758 \ucc28\uc774<\/strong>, \uadf8\ub9ac\uace0 <strong>\ud654\uac01\uc744 \ub123\uc73c\uba74 \ubc14\ub85c \uac12\uc774 \ub098\uc624\ub294 \uacc4\uc0b0\uae30\uc640 \uc5d1\uc140 \uc2dc\ud2b8<\/strong>\uae4c\uc9c0 \uc815\ub9ac\ud574\ub4dc\ub9ac\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"629\" src=\"https:\/\/steelcrucian.com\/wp-content\/uploads\/2025\/07\/planar_vs_solid_angle-1024x629.png\" alt=\"\" class=\"wp-image-2310\" srcset=\"https:\/\/steelcrucian.com\/wp-content\/uploads\/2025\/07\/planar_vs_solid_angle-1024x629.png 1024w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2025\/07\/planar_vs_solid_angle-300x184.png 300w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2025\/07\/planar_vs_solid_angle-767x471.png 767w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2025\/07\/planar_vs_solid_angle-1536x944.png 1536w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2025\/07\/planar_vs_solid_angle-624x383.png 624w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2025\/07\/planar_vs_solid_angle.png 1756w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\ud3c9\uba74\uac01\uacfc \uc785\uccb4\uac01\uc758 \uac1c\ub150 \ube44\uad50 \u2014 \ubd80\ucc44\uaf34\uc758 \ud638\uc640 \uad6c\uba74 \uc704 \uba74\uc801<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\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\/3d-angle-fov-solid-angle\/#%F0%9F%A7%AD_1_%EC%9E%85%EC%B2%B4%EA%B0%81%EC%9D%B4%EB%9E%80\" >\ud83e\udded 1. \uc785\uccb4\uac01\uc774\ub780?<\/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\/3d-angle-fov-solid-angle\/#%F0%9F%94%B8_2_%EB%8B%A8%EC%9C%84_%EC%8A%A4%ED%85%8C%EB%9D%BC%EB%94%94%EC%95%88Steradian\" >\ud83d\udd38 2. \ub2e8\uc704: \uc2a4\ud14c\ub77c\ub514\uc548(Steradian)<\/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\/3d-angle-fov-solid-angle\/#%E2%9A%A0%EF%B8%8F_3_%EA%B0%80%EC%9E%A5_%EB%A7%8E%EC%9D%B4_%ED%95%98%EB%8A%94_%EC%8B%A4%EC%88%98_%E2%80%94_%ED%98%95%EC%83%81%EC%97%90_%EB%94%B0%EB%9D%BC_%EC%8B%9D%EC%9D%B4_%EB%8B%A4%EB%A6%85%EB%8B%88%EB%8B%A4\" >\u26a0\ufe0f 3. \uac00\uc7a5 \ub9ce\uc774 \ud558\ub294 \uc2e4\uc218 \u2014 \ud615\uc0c1\uc5d0 \ub530\ub77c \uc2dd\uc774 \ub2e4\ub985\ub2c8\ub2e4<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/steelcrucian.com\/3d-angle-fov-solid-angle\/#%E2%91%A0_%EC%9B%90%EB%BF%94%ED%98%95_Cone\" >\u2460 \uc6d0\ubfd4\ud615 (Cone)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/steelcrucian.com\/3d-angle-fov-solid-angle\/#%E2%91%A1_%EC%A7%81%EC%82%AC%EA%B0%81%ED%98%95_Rectangular\" >\u2461 \uc9c1\uc0ac\uac01\ud615 (Rectangular)<\/a><\/li><\/ul><\/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\/3d-angle-fov-solid-angle\/#%F0%9F%93%88_4_%ED%99%94%EA%B0%81%EC%9D%B4_%EC%BB%A4%EC%A7%80%EB%A9%B4_%EC%9E%85%EC%B2%B4%EA%B0%81%EC%9D%80_%EC%96%BC%EB%A7%88%EB%82%98_%EB%8A%98%EC%96%B4%EB%82%A0%EA%B9%8C\" >\ud83d\udcc8 4. \ud654\uac01\uc774 \ucee4\uc9c0\uba74 \uc785\uccb4\uac01\uc740 \uc5bc\ub9c8\ub098 \ub298\uc5b4\ub0a0\uae4c?<\/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\/3d-angle-fov-solid-angle\/#%F0%9F%A7%AE_5_%EC%9E%85%EC%B2%B4%EA%B0%81_%EA%B3%84%EC%82%B0%EA%B8%B0\" >\ud83e\uddee 5. \uc785\uccb4\uac01 \uacc4\uc0b0\uae30<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/steelcrucian.com\/3d-angle-fov-solid-angle\/#%F0%9F%8C%90_%EC%9E%85%EC%B2%B4%EA%B0%81_%EA%B3%84%EC%82%B0%EA%B8%B0\" >\ud83c\udf10 \uc785\uccb4\uac01 \uacc4\uc0b0\uae30<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/steelcrucian.com\/3d-angle-fov-solid-angle\/#%F0%9F%93%8C_%EA%B3%84%EC%82%B0_%EA%B2%B0%EA%B3%BC\" >\ud83d\udccc \uacc4\uc0b0 \uacb0\uacfc<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/steelcrucian.com\/3d-angle-fov-solid-angle\/#%F0%9F%93%8A_6_%EC%97%91%EC%85%80_%EA%B3%84%EC%82%B0_%EC%8B%9C%ED%8A%B8_%EB%8B%A4%EC%9A%B4%EB%A1%9C%EB%93%9C\" >\ud83d\udcca 6. \uc5d1\uc140 \uacc4\uc0b0 \uc2dc\ud2b8 (\ub2e4\uc6b4\ub85c\ub4dc)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/steelcrucian.com\/3d-angle-fov-solid-angle\/#%F0%9F%92%A1_7_%EC%8B%A4%EB%AC%B4%EC%97%90%EC%84%9C_%EC%9E%85%EC%B2%B4%EA%B0%81%EC%9D%B4_%EC%93%B0%EC%9D%B4%EB%8A%94_%EA%B3%B3\" >\ud83d\udca1 7. \uc2e4\ubb34\uc5d0\uc11c \uc785\uccb4\uac01\uc774 \uc4f0\uc774\ub294 \uacf3<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/steelcrucian.com\/3d-angle-fov-solid-angle\/#%E2%91%A0_%EA%B4%91%EC%86%8Dlm%EA%B3%BC_%EA%B4%91%EB%8F%84cd_%ED%99%98%EC%82%B0\" >\u2460 \uad11\uc18d(lm)\uacfc \uad11\ub3c4(cd) \ud658\uc0b0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/steelcrucian.com\/3d-angle-fov-solid-angle\/#%E2%91%A1_%EC%84%BC%EC%84%9C_%EC%BB%A4%EB%B2%84%EB%A6%AC%EC%A7%80_%EC%84%A4%EA%B3%84\" >\u2461 \uc13c\uc11c \ucee4\ubc84\ub9ac\uc9c0 \uc124\uacc4<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/steelcrucian.com\/3d-angle-fov-solid-angle\/#%E2%91%A2_%EC%A1%B0%EB%AA%85_%EC%8B%9C%EB%AE%AC%EB%A0%88%EC%9D%B4%EC%85%98_%EA%B2%80%EC%A6%9D\" >\u2462 \uc870\uba85 \uc2dc\ubbac\ub808\uc774\uc158 \uac80\uc99d<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/steelcrucian.com\/3d-angle-fov-solid-angle\/#%F0%9F%A7%AA_8_%EC%B0%B8%EA%B3%A0%ED%95%A0_%EB%A7%8C%ED%95%9C_%EC%99%B8%EB%B6%80_%EB%8F%84%EA%B5%AC\" >\ud83e\uddea 8. \ucc38\uace0\ud560 \ub9cc\ud55c \uc678\ubd80 \ub3c4\uad6c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/steelcrucian.com\/3d-angle-fov-solid-angle\/#%E2%9D%93_9_%EC%9E%90%EC%A3%BC_%EB%AC%BB%EB%8A%94_%EC%A7%88%EB%AC%B8\" >\u2753 9. \uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/steelcrucian.com\/3d-angle-fov-solid-angle\/#%F0%9F%A7%AD_10_%ED%95%B5%EC%8B%AC_%EC%9A%94%EC%95%BD\" >\ud83e\udded 10. \ud575\uc2ec \uc694\uc57d<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%F0%9F%A7%AD_1_%EC%9E%85%EC%B2%B4%EA%B0%81%EC%9D%B4%EB%9E%80\"><\/span>\ud83e\udded 1. \uc785\uccb4\uac01\uc774\ub780?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc6b0\ub9ac\uac00 \ud3c9\uc18c \uc4f0\ub294 \uac01\ub3c4\ub294 \ub300\ubd80\ubd84 2\ucc28\uc6d0 \ud3c9\uba74\uc5d0\uc11c\uc758 <strong>\ud3c9\uba74\uac01(Planar Angle)<\/strong> \uc785\ub2c8\ub2e4. \uc2dc\uacc4 \ubc14\ub298\uc774 \uc774\ub8e8\ub294 \uac01\ub3c4, \uc0bc\uac01\ud615\uc758 \ub0b4\uac01, \uce74\uba54\ub77c\uc758 \uc218\ud3c9 \ud654\uac01 \u2014 \ubaa8\ub450 \ud3c9\uba74 \uc704\uc758 \uac01\ub3c4\uc8e0.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud558\uc9c0\ub9cc \ube5b\uacfc \uc13c\uc11c \ub370\uc774\ud130\ub294 3\ucc28\uc6d0 \uacf5\uac04\uc73c\ub85c \ud37c\uc9d1\ub2c8\ub2e4. \uadf8 \uacf5\uac04\uc801 \ubc94\uc704\ub97c \ud45c\ud604\ud558\ub294 \uac83\uc774 <strong>\uc785\uccb4\uac01<\/strong>\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\"><strong>\uc785\uccb4\uac01\uc774\ub780, \uad6c\uc758 \uc911\uc2ec\uc5d0\uc11c \ubcfc \ub54c \uad6c\uba74 \uc704\uc758 \ud2b9\uc815 \uba74\uc801\uc774 \ucc28\uc9c0\ud558\ub294 \uacf5\uac04\uc801 \uac01\ub3c4\uc785\ub2c8\ub2e4.<\/strong><\/p>\n<\/blockquote>\n\n\n\n<div style=\"background:#f8fafc;border:1px solid #e2e8f0;border-radius:10px;padding:22px;text-align:center;margin:20px 0;\">\n  <strong style=\"font-size:1.25em;color:#0f172a;\">\u03a9 = A \/ r\u00b2<\/strong><br><br>\n  <span style=\"color:#64748b;font-size:0.95em;\">\n    A = \uad6c\uba74 \uc704\uc758 \uba74\uc801 &nbsp;\u00b7&nbsp; r = \uad6c\uc758 \ubc18\uc9c0\ub984 &nbsp;\u00b7&nbsp; \u03a9 = \uc785\uccb4\uac01 (sr)\n  <\/span>\n<\/div>\n\n\n\n<pre class=\"wp-block-code\"><code>\n\ud3c9\uba74\uac01\uc774 '\ud638\uc758 \uae38\uc774 \u00f7 \ubc18\uc9c0\ub984'\uc774\ub77c\uba74, \uc785\uccb4\uac01\uc740 '<strong>\uad6c\uba74 \uc704 \uba74\uc801 \u00f7 \ubc18\uc9c0\ub984\uc758 \uc81c\uacf1<\/strong>'\uc785\ub2c8\ub2e4. \ucc28\uc6d0\uc774 \ud558\ub098 \uc62c\ub77c\uac04 \uac83\ubfd0, \uad6c\uc870\ub294 \ub3d9\uc77c\ud569\ub2c8\ub2e4.<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%F0%9F%94%B8_2_%EB%8B%A8%EC%9C%84_%EC%8A%A4%ED%85%8C%EB%9D%BC%EB%94%94%EC%95%88Steradian\"><\/span>\ud83d\udd38 2. \ub2e8\uc704: \uc2a4\ud14c\ub77c\ub514\uc548(Steradian)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\ud3c9\uba74\uac01<\/strong> \u2192 \ub77c\ub514\uc548(rad), \ucd5c\ub300 2\u03c0 \u2248 6.28<\/li>\n\n\n\n<li><strong>\uc785\uccb4\uac01<\/strong> \u2192 \uc2a4\ud14c\ub77c\ub514\uc548(sr), \ucd5c\ub300 4\u03c0 \u2248 12.57<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc804\uccb4 \uad6c\uba74\uc758 \uc785\uccb4\uac01\uc740 <strong>4\u03c0 \u2248 12.57 sr<\/strong> \uc785\ub2c8\ub2e4. \ud55c \uc810\uc5d0\uc11c \uc0ac\ubc29 \uc804\uccb4\ub97c \ubc14\ub77c\ubcfc \ub54c\uc758 \uac12\uc774\uc8e0. \ubc18\uad6c\ub294 \uadf8 \uc808\ubc18\uc778 <strong>2\u03c0 \u2248 6.28 sr<\/strong> \uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\uad6c\ubd84<\/th><th>\uc785\uccb4\uac01 (sr)<\/th><th>\ube44\uace0<\/th><\/tr><\/thead><tbody><tr><td>\uc804\uccb4 \uad6c\uba74<\/td><td>4\u03c0 \u2248 <strong>12.566<\/strong><\/td><td>\uc804\ubc29\uc704<\/td><\/tr><tr><td>\ubc18\uad6c<\/td><td>2\u03c0 \u2248 <strong>6.283<\/strong><\/td><td>\uc704\ucabd \uc808\ubc18<\/td><\/tr><tr><td>1 \uc2a4\ud14c\ub77c\ub514\uc548<\/td><td><strong>1.000<\/strong><\/td><td>\uc804\uccb4 \uad6c\uba74\uc758 \uc57d 7.96%<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E2%9A%A0%EF%B8%8F_3_%EA%B0%80%EC%9E%A5_%EB%A7%8E%EC%9D%B4_%ED%95%98%EB%8A%94_%EC%8B%A4%EC%88%98_%E2%80%94_%ED%98%95%EC%83%81%EC%97%90_%EB%94%B0%EB%9D%BC_%EC%8B%9D%EC%9D%B4_%EB%8B%A4%EB%A6%85%EB%8B%88%EB%8B%A4\"><\/span>\u26a0\ufe0f 3. \uac00\uc7a5 \ub9ce\uc774 \ud558\ub294 \uc2e4\uc218 \u2014 \ud615\uc0c1\uc5d0 \ub530\ub77c \uc2dd\uc774 \ub2e4\ub985\ub2c8\ub2e4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5ec\uae30\uac00 \uc774 \uae00\uc5d0\uc11c \uac00\uc7a5 \uc911\uc694\ud55c \ubd80\ubd84\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc785\uccb4\uac01 \uacc4\uc0b0\uc2dd\uc740 \ud558\ub098\uac00 \uc544\ub2d9\ub2c8\ub2e4. <strong>\uc5b4\ub5a4 \ud615\uc0c1\uc758 \ubc94\uc704\ub97c \uc7ac\ub290\ub0d0\uc5d0 \ub530\ub77c \uc644\uc804\ud788 \ub2e4\ub978 \uc2dd<\/strong>\uc744 \uc368\uc57c \ud569\ub2c8\ub2e4. \uc774\uac78 \ubaa8\ub974\uace0 \ud558\ub098\uc758 \uc2dd\ub9cc \uc4f0\uba74 \uac12\uc774 \ud2c0\uc5b4\uc9d1\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud83d\uddbc \uc774\ubbf8\uc9c0 \uc0bd\uc785: <code>cone_vs_rect_solid_angle.png<\/code><\/strong> <code>alt<\/code>: \uc6d0\ubfd4\ud615\uacfc \uc9c1\uc0ac\uac01\ud615 \uc785\uccb4\uac01\uc758 \ud615\uc0c1 \ubc0f \uacc4\uc0b0\uc2dd \ube44\uad50<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E2%91%A0_%EC%9B%90%EB%BF%94%ED%98%95_Cone\"><\/span>\u2460 \uc6d0\ubfd4\ud615 (Cone)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">LED \ubc30\uad11\uac01, \uc2a4\ud3ec\ud2b8\ub77c\uc774\ud2b8, \uc6d0\ud615 \uc13c\uc11c \uac10\uc9c0\ubc94\uc704\ucc98\ub7fc <strong>\uc6d0\ubfd4 \ubaa8\uc591\uc73c\ub85c \ud37c\uc9c0\ub294 \uacbd\uc6b0<\/strong>\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u03a9 = 2\u03c0 \u00b7 ( 1 \u2212 cos(\u03b8\/2) )<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u03b8 = \uc804\uac01(full angle). <strong>\ubc18\uac01\uc774 \uc544\ub2d9\ub2c8\ub2e4.<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E2%91%A1_%EC%A7%81%EC%82%AC%EA%B0%81%ED%98%95_Rectangular\"><\/span>\u2461 \uc9c1\uc0ac\uac01\ud615 (Rectangular)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uce74\uba54\ub77c FOV, \ub514\uc2a4\ud50c\ub808\uc774, \uc0ac\uac01\ud615 \uac80\uc0ac\uc601\uc5ed\ucc98\ub7fc <strong>\uac00\ub85c\u00b7\uc138\ub85c\uac00 \uc815\ud574\uc9c4 \uacbd\uc6b0<\/strong>\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u03a9 = 4 \u00b7 arcsin( sin(\u03b8\/2) \u00b7 sin(\u03c6\/2) )<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u03b8 = \uc218\ud3c9 \ud654\uac01, \u03c6 = \uc218\uc9c1 \ud654\uac01 (\ub458 \ub2e4 \uc804\uac01)<\/li>\n\n\n\n<li><strong>0\u00b0~180\u00b0 \ubc94\uc704\uc5d0\uc11c\ub9cc \uc720\ud6a8\ud569\ub2c8\ub2e4.<\/strong><\/li>\n<\/ul>\n\n\n\n<div style=\"border:2px solid #f59e0b;background:#fffbeb;border-radius:10px;padding:20px 22px;margin:22px 0;\">\n<strong style=\"font-size:1.08em;\">\u26a0\ufe0f \uac19\uc740 90\u00b0\uc778\ub370 \uac12\uc774 \ub2e4\ub985\ub2c8\ub2e4<\/strong><br><br>\n<ul style=\"margin:10px 0;\">\n  <li style=\"margin-bottom:6px;\">\uc6d0\ubfd4\ud615 \uc804\uac01 90\u00b0 \u2192 <strong>1.84 sr<\/strong><\/li>\n  <li>\uc9c1\uc0ac\uac01\ud615 90\u00b0 \u00d7 90\u00b0 \u2192 <strong>2.09 sr<\/strong><\/li>\n<\/ul>\n\uac19\uc740 &#8220;90\ub3c4&#8221;\ub77c\ub3c4 \ud615\uc0c1\uc774 \ub2e4\ub974\uba74 \uc785\uccb4\uac01\uc774 \uc57d 14% \ucc28\uc774\ub0a9\ub2c8\ub2e4.<br>\nLED \ub370\uc774\ud130\uc2dc\ud2b8\uc758 \ubc30\uad11\uac01\uc740 <strong>\uc6d0\ubfd4\ud615<\/strong>, \uce74\uba54\ub77c \uc2a4\ud399\uc758 FOV\ub294 \ubcf4\ud1b5 <strong>\uc9c1\uc0ac\uac01\ud615<\/strong>\uc785\ub2c8\ub2e4. \uc11e\uc5b4 \uc4f0\uc9c0 \uc54a\ub3c4\ub85d \uc8fc\uc758\ud558\uc138\uc694.<br><br>\n\ud83d\udc49 \uadf8\ub9ac\uace0 \uac01\ub3c4\ub294 \ubaa8\ub450 <strong>\uc804\uac01(full angle)<\/strong> \uae30\uc900\uc785\ub2c8\ub2e4. \ubc18\uac01\uc744 \ub123\uc73c\uba74 \uac12\uc774 \ud06c\uac8c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4.\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%F0%9F%93%88_4_%ED%99%94%EA%B0%81%EC%9D%B4_%EC%BB%A4%EC%A7%80%EB%A9%B4_%EC%9E%85%EC%B2%B4%EA%B0%81%EC%9D%80_%EC%96%BC%EB%A7%88%EB%82%98_%EB%8A%98%EC%96%B4%EB%82%A0%EA%B9%8C\"><\/span>\ud83d\udcc8 4. \ud654\uac01\uc774 \ucee4\uc9c0\uba74 \uc785\uccb4\uac01\uc740 \uc5bc\ub9c8\ub098 \ub298\uc5b4\ub0a0\uae4c?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5ec\uae30\uc11c \uc9c1\uad00\uacfc \uc5b4\uae0b\ub098\ub294 \ubd80\ubd84\uc774 \ub098\uc635\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud83d\uddbc \uc774\ubbf8\uc9c0 \uc0bd\uc785: <code>fov_solid_angle_curve.png<\/code><\/strong> <code>alt<\/code>: \ud654\uac01\uc5d0 \ub530\ub978 \uc785\uccb4\uac01 \ubcc0\ud654 \uace1\uc120 \u2014 \uc6d0\ubfd4\ud615\uacfc \uc9c1\uc0ac\uac01\ud615 \ube44\uad50<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud654\uac01\uc774 2\ubc30\uac00 \ub418\uc5b4\ub3c4 \uc785\uccb4\uac01\uc740 2\ubc30\uac00 \ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/strong> \ube44\uc120\ud615\uc73c\ub85c \uc99d\uac00\ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc6d0\ubfd4\ud615 \uae30\uc900\uc73c\ub85c \ud655\uc778\ud574\ubcf4\uba74:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\uc804\uac01<\/th><th>\uc785\uccb4\uac01 (sr)<\/th><th>\uc774\uc804 \ub300\ube44<\/th><\/tr><\/thead><tbody><tr><td>30\u00b0<\/td><td>0.214<\/td><td>\u2014<\/td><\/tr><tr><td>60\u00b0<\/td><td>0.842<\/td><td>\uc57d 3.9\ubc30<\/td><\/tr><tr><td>90\u00b0<\/td><td>1.840<\/td><td>\uc57d 2.2\ubc30<\/td><\/tr><tr><td>120\u00b0<\/td><td>3.142<\/td><td>\uc57d 1.7\ubc30<\/td><\/tr><tr><td>180\u00b0<\/td><td>6.283<\/td><td>\uc57d 2.0\ubc30<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">30\u00b0\uc5d0\uc11c 60\u00b0\ub85c \uac08 \ub54c\ub294 \uc57d 3.9\ubc30 \ub298\uc5b4\ub098\ub294\ub370, 90\u00b0\uc5d0\uc11c 120\u00b0\ub85c \uac08 \ub54c\ub294 1.7\ubc30\uc5d0 \uadf8\uce69\ub2c8\ub2e4. <strong>\uc881\uc740 \uac01\ub3c4\uc77c\uc218\ub85d \uac01\ub3c4 \ubcc0\ud654\uc758 \uc601\ud5a5\uc774 \ud6e8\uc52c \ud07d\ub2c8\ub2e4.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\uac8c \uc2e4\ubb34\uc5d0\uc11c \uc758\ubbf8\ud558\ub294 \ubc14\uac00 \uc788\uc2b5\ub2c8\ub2e4. \ud611\uac01 LED\uc5d0\uc11c \ubc30\uad11\uac01\uc774 \uba87 \ub3c4\ub9cc \ud2c0\uc5b4\uc838\ub3c4 \uad11\uc18d \ubd84\ud3ec\uac00 \ud06c\uac8c \ud754\ub4e4\ub9ac\ub294 \ubc18\uba74, \uad11\uac01\uc5d0\uc11c\ub294 \uc0c1\ub300\uc801\uc73c\ub85c \ub454\uac10\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%F0%9F%A7%AE_5_%EC%9E%85%EC%B2%B4%EA%B0%81_%EA%B3%84%EC%82%B0%EA%B8%B0\"><\/span>\ud83e\uddee 5. \uc785\uccb4\uac01 \uacc4\uc0b0\uae30<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ud654\uac01\uc744 \uc785\ub825\ud558\uba74 \ub450 \ud615\uc0c1\uc758 \uc785\uccb4\uac01\uc744 \ubc14\ub85c \uacc4\uc0b0\ud574\ub4dc\ub9bd\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\">\u203b \uacc4\uc0b0\uae30\uac00 \ubcf4\uc774\uc9c0 \uc54a\uc73c\uba74 \ud398\uc774\uc9c0\ub97c \uc0c8\ub85c\uace0\uce68\ud574\uc8fc\uc138\uc694.<\/p>\n<\/blockquote>\n\n\n\n<div id=\"saCalc\" style=\"border:2px solid #2563eb;border-radius:12px;padding:22px;margin:20px 0;background:#f8fafc;\">\n  <h3 style=\"margin-top:0;color:#1e40af;\"><span class=\"ez-toc-section\" id=\"%F0%9F%8C%90_%EC%9E%85%EC%B2%B4%EA%B0%81_%EA%B3%84%EC%82%B0%EA%B8%B0\"><\/span>\ud83c\udf10 \uc785\uccb4\uac01 \uacc4\uc0b0\uae30<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n  <div style=\"margin-bottom:14px;\">\n    <label style=\"font-size:0.95em;color:#475569;margin-right:16px;\">\n      <input type=\"radio\" name=\"saMode\" value=\"cone\" checked> \uc6d0\ubfd4\ud615 (LED \ubc30\uad11\uac01)\n    <\/label>\n    <label style=\"font-size:0.95em;color:#475569;\">\n      <input type=\"radio\" name=\"saMode\" value=\"rect\"> \uc9c1\uc0ac\uac01\ud615 (\uce74\uba54\ub77c FOV)\n    <\/label>\n  <\/div>\n\n  <div style=\"margin-bottom:10px;\">\n    <label style=\"display:inline-block;width:130px;font-size:0.95em;color:#334155;\" id=\"saLbl1\">\uc804\uac01 \u03b8 (\u00b0)<\/label>\n    <input type=\"number\" id=\"saA1\" value=\"90\" min=\"0\" max=\"180\" step=\"1\"\n      style=\"padding:9px;border:1px solid #cbd5e1;border-radius:6px;width:110px;font-size:1em;\">\n  <\/div>\n\n  <div style=\"margin-bottom:14px;display:none;\" id=\"saRow2\">\n    <label style=\"display:inline-block;width:130px;font-size:0.95em;color:#334155;\">\uc218\uc9c1 \ud654\uac01 \u03c6 (\u00b0)<\/label>\n    <input type=\"number\" id=\"saA2\" value=\"90\" min=\"0\" max=\"180\" step=\"1\"\n      style=\"padding:9px;border:1px solid #cbd5e1;border-radius:6px;width:110px;font-size:1em;\">\n  <\/div>\n\n  <button id=\"saBtn\" type=\"button\"\n    style=\"background:#2563eb;color:#fff;border:none;padding:12px 26px;border-radius:8px;font-size:1em;font-weight:bold;cursor:pointer;\">\n    \uacc4\uc0b0\ud558\uae30\n  <\/button>\n\n  <div id=\"saOut\" style=\"margin-top:18px;display:none;\">\n    <div style=\"background:#fff;border:1px solid #e2e8f0;border-radius:10px;padding:18px;\">\n      <h4 style=\"margin-top:0;color:#0f172a;\"><span class=\"ez-toc-section\" id=\"%F0%9F%93%8C_%EA%B3%84%EC%82%B0_%EA%B2%B0%EA%B3%BC\"><\/span>\ud83d\udccc \uacc4\uc0b0 \uacb0\uacfc<span class=\"ez-toc-section-end\"><\/span><\/h4>\n      <p style=\"margin:8px 0;font-size:1.15em;\">\uc785\uccb4\uac01 \u03a9 = <strong id=\"saSr\" style=\"color:#2563eb;\">\u2013<\/strong> sr<\/p>\n      <p style=\"margin:8px 0;\">\uc804\uccb4 \uad6c\uba74(4\u03c0) \ub300\ube44: <strong id=\"saPct\">\u2013<\/strong><\/p>\n      <p style=\"margin:8px 0;color:#64748b;font-size:0.92em;\">\uc0ac\uc6a9 \uacf5\uc2dd: <span id=\"saFml\">\u2013<\/span><\/p>\n      <p id=\"saWarn\" style=\"margin:12px 0 0;padding:10px 14px;border-radius:8px;font-size:0.92em;display:none;\n         background:#fef2f2;color:#991b1b;\"><\/p>\n    <\/div>\n  <\/div>\n<\/div>\n\n<script>\n(function(){\n  var btn=document.getElementById('saBtn');\n  if(!btn) return;\n  var radios=document.querySelectorAll('input[name=\"saMode\"]');\n  function sync(){\n    var m=document.querySelector('input[name=\"saMode\"]:checked').value;\n    document.getElementById('saRow2').style.display = (m==='rect') ? 'block' : 'none';\n    document.getElementById('saLbl1').textContent = (m==='rect') ? '\uc218\ud3c9 \ud654\uac01 \u03b8 (\u00b0)' : '\uc804\uac01 \u03b8 (\u00b0)';\n  }\n  for(var i=0;i<radios.length;i++){ radios[i].addEventListener('change',sync); }\n  sync();\n\n  btn.addEventListener('click',function(){\n    var m=document.querySelector('input[name=\"saMode\"]:checked').value;\n    var a1=parseFloat(document.getElementById('saA1').value);\n    var warn=document.getElementById('saWarn');\n    warn.style.display='none';\n    if(isNaN(a1)||a1<=0){ alert('\ud654\uac01\uc744 \uc785\ub825\ud574\uc8fc\uc138\uc694.'); return; }\n\n    var sr, fml;\n    if(m==='cone'){\n      if(a1>180){ warn.textContent='\u26a0\ufe0f \uc804\uac01\uc774 180\u00b0\ub97c \ucd08\uacfc\ud588\uc2b5\ub2c8\ub2e4. \uac12\uc774 \ubb3c\ub9ac\uc801\uc73c\ub85c \uc720\ud6a8\ud558\uc9c0 \uc54a\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.'; warn.style.display='block'; }\n      sr = 2*Math.PI*(1-Math.cos(a1*Math.PI\/360));\n      fml = '\u03a9 = 2\u03c0 (1 \u2212 cos(\u03b8\/2))';\n    } else {\n      var a2=parseFloat(document.getElementById('saA2').value);\n      if(isNaN(a2)||a2<=0){ alert('\uc218\uc9c1 \ud654\uac01\uc744 \uc785\ub825\ud574\uc8fc\uc138\uc694.'); return; }\n      if(a1>180||a2>180){\n        warn.textContent='\u26a0\ufe0f \uc774 \uacf5\uc2dd\uc740 0\u00b0~180\u00b0 \ubc94\uc704\uc5d0\uc11c\ub9cc \uc720\ud6a8\ud569\ub2c8\ub2e4. 180\u00b0\ub97c \ub118\ub294 \ud654\uac01\uc740 \ubcc4\ub3c4 \ubcf4\uc815\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.';\n        warn.style.display='block';\n      }\n      var v=Math.sin(a1*Math.PI\/360)*Math.sin(a2*Math.PI\/360);\n      if(v>1) v=1;\n      sr = 4*Math.asin(v);\n      fml = '\u03a9 = 4 arcsin( sin(\u03b8\/2) \u00b7 sin(\u03c6\/2) )';\n    }\n\n    document.getElementById('saSr').textContent  = sr.toFixed(4);\n    document.getElementById('saPct').textContent = (sr\/(4*Math.PI)*100).toFixed(2)+' %';\n    document.getElementById('saFml').textContent = fml;\n    document.getElementById('saOut').style.display='block';\n  });\n})();\n<\/script>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%F0%9F%93%8A_6_%EC%97%91%EC%85%80_%EA%B3%84%EC%82%B0_%EC%8B%9C%ED%8A%B8_%EB%8B%A4%EC%9A%B4%EB%A1%9C%EB%93%9C\"><\/span>\ud83d\udcca 6. \uc5d1\uc140 \uacc4\uc0b0 \uc2dc\ud2b8 (\ub2e4\uc6b4\ub85c\ub4dc)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5ec\ub7ec \uc870\uac74\uc744 \ubc18\ubcf5 \ube44\uad50\ud574\uc57c \ud55c\ub2e4\uba74 \uc5d1\uc140\uc774 \ud3b8\ud569\ub2c8\ub2e4. \ubc14\ub85c \uc4f0\uc2e4 \uc218 \uc788\uac8c \uc2dc\ud2b8\ub97c \ub9cc\ub4e4\uc5b4 \ub450\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<div style=\"border:2px dashed #059669;background:#ecfdf5;padding:20px 22px;border-radius:10px;margin:22px 0;\">\n  <strong style=\"font-size:1.08em;\">\ud83d\udce5 \uc785\uccb4\uac01 \uacc4\uc0b0 \uc5d1\uc140 \uc2dc\ud2b8 (\ubb34\ub8cc)<\/strong><br><br>\n  <ul style=\"margin:10px 0;\">\n    <li style=\"margin-bottom:5px;\"><strong>\uc785\uccb4\uac01 \uacc4\uc0b0\uae30<\/strong> \uc2dc\ud2b8 \u2014 \uc6d0\ubfd4\ud615\u00b7\uc9c1\uc0ac\uac01\ud615 \uc591\ucabd \uacc4\uc0b0<\/li>\n    <li style=\"margin-bottom:5px;\"><strong>\ucc38\uc870\ud45c<\/strong> \uc2dc\ud2b8 \u2014 10\u00b0\ubd80\ud130 180\u00b0\uae4c\uc9c0 \ud654\uac01\ubcc4 \uc785\uccb4\uac01 \uc790\ub3d9 \uacc4\uc0b0<\/li>\n    <li>\ub178\ub780 \uc140\uc5d0 \ud654\uac01\ub9cc \uc785\ub825\ud558\uba74 \ub098\uba38\uc9c0\ub294 \uc218\uc2dd\uc73c\ub85c \uc790\ub3d9 \uacc4\uc0b0\ub429\ub2c8\ub2e4<\/li>\n  <\/ul>\n  \ud83d\udc49 <a href=\"https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/solid-angle-calculator.xlsx\"><strong>solid-angle-calculator.xlsx \ub2e4\uc6b4\ub85c\ub4dc \u2192<\/strong><\/a>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc5d1\uc140\uc5d0\uc11c \uc9c1\uc811 \ub9cc\ub4e4\uace0 \uc2f6\ub2e4\uba74<\/strong> (A1\uc5d0 \ud654\uac01 \uc785\ub825 \uae30\uc900)<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\uc6d0\ubfd4\ud615:    =2*PI()*(1-COS(RADIANS(A1\/2)))\n\uc9c1\uc0ac\uac01\ud615:  =4*ASIN(SIN(RADIANS(A1\/2))*SIN(RADIANS(B1\/2)))\n\uad6c\uba74 \ub300\ube44:  =C1\/(4*PI())<\/code><\/pre>\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 \uc5d1\uc140\uc758 <code>COS<\/code>, <code>SIN<\/code> \ud568\uc218\ub294 <strong>\ub77c\ub514\uc548<\/strong>\uc744 \ubc1b\uc2b5\ub2c8\ub2e4. \uac01\ub3c4\ub97c \uadf8\ub300\ub85c \ub123\uc73c\uba74 \uc548 \ub418\uace0 <code>RADIANS()<\/code>\ub85c \ubcc0\ud658\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\uac78 \ube60\ub728\ub9ac\uba74 \uac12\uc774 \uc644\uc804\ud788 \uc5c9\ub6b1\ud558\uac8c \ub098\uc635\ub2c8\ub2e4.<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%F0%9F%92%A1_7_%EC%8B%A4%EB%AC%B4%EC%97%90%EC%84%9C_%EC%9E%85%EC%B2%B4%EA%B0%81%EC%9D%B4_%EC%93%B0%EC%9D%B4%EB%8A%94_%EA%B3%B3\"><\/span>\ud83d\udca1 7. \uc2e4\ubb34\uc5d0\uc11c \uc785\uccb4\uac01\uc774 \uc4f0\uc774\ub294 \uacf3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E2%91%A0_%EA%B4%91%EC%86%8Dlm%EA%B3%BC_%EA%B4%91%EB%8F%84cd_%ED%99%98%EC%82%B0\"><\/span>\u2460 \uad11\uc18d(lm)\uacfc \uad11\ub3c4(cd) \ud658\uc0b0<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uad11\ub3c4(\uce78\ub378\ub77c)\ub294 <strong>\ub2e8\uc704 \uc785\uccb4\uac01\ub2f9 \uad11\uc18d<\/strong>\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\uad11\uc18d(lm) = \uad11\ub3c4(cd) \u00d7 \uc785\uccb4\uac01(sr)<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 \ubc30\uad11\uac01 90\u00b0(\uc6d0\ubfd4\ud615, 1.84 sr)\uc778 LED\uc758 \uad11\ub3c4\uac00 100 cd\ub77c\uba74, \ub300\ub7b5\uc801\uc778 \uad11\uc18d\uc740 100 \u00d7 1.84 = <strong>\uc57d 184 lm<\/strong> \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\">\u203b \uc774\ub294 \ubc30\uad11\uc774 \uade0\uc77c\ud558\ub2e4\uace0 \uac00\uc815\ud55c \uadfc\uc0ac\uc785\ub2c8\ub2e4. \uc2e4\uc81c LED\ub294 \uc911\uc2ec\ubd80\uac00 \ubc1d\uace0 \uc8fc\ubcc0\ubd80\ub85c \uac08\uc218\ub85d \uc5b4\ub450\uc6cc\uc9c0\ubbc0\ub85c, \uc815\ud655\ud55c \uac12\uc740 IES \ud30c\uc77c \uae30\ubc18 \uc801\ubd84\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E2%91%A1_%EC%84%BC%EC%84%9C_%EC%BB%A4%EB%B2%84%EB%A6%AC%EC%A7%80_%EC%84%A4%EA%B3%84\"><\/span>\u2461 \uc13c\uc11c \ucee4\ubc84\ub9ac\uc9c0 \uc124\uacc4<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uac10\uc9c0 \ubc94\uc704\uac00 \uc6d0\ubfd4\ud615\uc778\uc9c0 \uc0ac\uac01\ud615\uc778\uc9c0\uc5d0 \ub530\ub77c \uacc4\uc0b0\uc2dd\uc774 \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \uc5ec\ub7ec \uc13c\uc11c\ub97c \ubc30\uce58\ud560 \ub54c \uc911\ucca9 \uc601\uc5ed\uc744 \ud310\ub2e8\ud558\ub294 \uae30\uc900\uc774 \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E2%91%A2_%EC%A1%B0%EB%AA%85_%EC%8B%9C%EB%AE%AC%EB%A0%88%EC%9D%B4%EC%85%98_%EA%B2%80%EC%A6%9D\"><\/span>\u2462 \uc870\uba85 \uc2dc\ubbac\ub808\uc774\uc158 \uac80\uc99d<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2dc\ubbac\ub808\uc774\uc158 \uacb0\uacfc\uc758 \ucd1d \uad11\uc18d\uc774 \uc785\ub825\uac12\uacfc \ub9de\ub294\uc9c0 \uac80\uc0b0\ud560 \ub54c, \uc785\uccb4\uac01 \uc801\ubd84\uac12\uc744 \ud655\uc778\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%F0%9F%A7%AA_8_%EC%B0%B8%EA%B3%A0%ED%95%A0_%EB%A7%8C%ED%95%9C_%EC%99%B8%EB%B6%80_%EB%8F%84%EA%B5%AC\"><\/span>\ud83e\uddea 8. \ucc38\uace0\ud560 \ub9cc\ud55c \uc678\ubd80 \ub3c4\uad6c<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc9c1\uc811 \uacc4\uc0b0\uc774 \uae4c\ub2e4\ub85c\uc6b4 \ubcf5\uc7a1\ud55c \ud615\uc0c1\uc740 \uc544\ub798 \ub3c4\uad6c\ub4e4\uc774 \uc720\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Don Hatch&#8217;s Solid Angle Calculator<\/strong> \u2014 \ubca1\ud130\u00b7\uc0bc\uac01\ud615 \uae30\ubc18\uc758 \uc815\ubc00 \uacc4\uc0b0<\/li>\n\n\n\n<li><strong>GeoGebra 3D Graphing<\/strong> \u2014 \uad6c\uba74 \uc704 \uc2dc\uc57c \ubaa8\ub378\ub9c1, \uc2dc\uac01\uc801 \ud655\uc778\uc5d0 \uc88b\uc74c<\/li>\n\n\n\n<li><strong>Paul Bourke&#8217;s Geometry Resources<\/strong> \u2014 \uc785\uccb4\uac01 \uc218\uc2dd\uacfc \uad11\ud559\u00b7\uc704\uc131 \ubd84\uc57c \uc608\uc81c \uc815\ub9ac<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\ub9c1\ud06c\ub294 \uae30\uc874 \uae00\uc5d0 \uc788\ub294 \uac83\uc744 \uadf8\ub300\ub85c \uc720\uc9c0\ud558\uc2dc\uba74 \ub429\ub2c8\ub2e4. \uc678\ubd80 \ub9c1\ud06c\ub294 \uc2e0\ub8b0\ub3c4\uc5d0 \ub3c4\uc6c0\uc774 \ub418\ubbc0\ub85c \ub450\ub294 \ud3b8\uc774 \ub0ab\uc2b5\ub2c8\ub2e4.<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E2%9D%93_9_%EC%9E%90%EC%A3%BC_%EB%AC%BB%EB%8A%94_%EC%A7%88%EB%AC%B8\"><\/span>\u2753 9. \uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div style=\"background:#f8fafc;border:1px solid #e2e8f0;border-radius:10px;padding:22px;margin:20px 0;\">\n\n<p style=\"margin-top:0;\"><strong>Q. \ud654\uac01\uc740 \uc804\uac01\uc778\uac00\uc694, \ubc18\uac01\uc778\uac00\uc694?<\/strong><br>\n\uc774 \uae00\uc758 \ubaa8\ub4e0 \uacf5\uc2dd\uc740 <strong>\uc804\uac01(full angle)<\/strong> \uae30\uc900\uc785\ub2c8\ub2e4. LED \ub370\uc774\ud130\uc2dc\ud2b8\uc758 \ubc30\uad11\uac01\ub3c4 \ubcf4\ud1b5 \uc804\uac01(\ubc18\uce58\uac01, FWHM)\uc73c\ub85c \ud45c\uae30\ub429\ub2c8\ub2e4. \ubc18\uac01\uc744 \ub123\uc73c\uba74 \uac12\uc774 \ud06c\uac8c \ub2ec\ub77c\uc9c0\ub2c8 \ud655\uc778\ud558\uace0 \uc4f0\uc138\uc694.<\/p>\n\n<p><strong>Q. \uc65c \uc6d0\ubfd4\ud615\uacfc \uc9c1\uc0ac\uac01\ud615 \uc2dd\uc774 \ub2e4\ub978\uac00\uc694?<\/strong><br>\n\uad6c\uba74\uc5d0\uc11c \uc798\ub77c\ub0b4\ub294 \uc601\uc5ed\uc758 \ubaa8\uc591\uc774 \ub2e4\ub974\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \uc6d0\ubfd4\uc740 \uc6d0\ud615 \ucea1, \uc9c1\uc0ac\uac01\ud615 FOV\ub294 \ub124 \ubaa8\uc11c\ub9ac\uac00 \uc788\ub294 \uc0ac\uac01 \ud328\uce58\ub97c \uc798\ub77c\ub0c5\ub2c8\ub2e4. \uba74\uc801\uc774 \ub2e4\ub974\ub2c8 \uc785\uccb4\uac01\ub3c4 \ub2e4\ub985\ub2c8\ub2e4.<\/p>\n\n<p><strong>Q. 180\u00b0\ub97c \ub118\ub294 \ud654\uac01\uc740 \uc5b4\ub5bb\uac8c \uacc4\uc0b0\ud558\ub098\uc694?<\/strong><br>\n\uc9c1\uc0ac\uac01\ud615 \uacf5\uc2dd\uc740 180\u00b0 \ucd08\uacfc \uc2dc \uc131\ub9bd\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc5b4\uc548\ub80c\uc988\ucc98\ub7fc 180\u00b0\ub97c \ub118\ub294 \uc2dc\uc57c\ub294 \uad6c\uba74 \uc801\ubd84\uc774\ub098 \uc804\uc6a9 \uc218\uce58\ud574\uc11d \ub3c4\uad6c\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \ub2e8\uc21c \ub300\uc785\uc73c\ub85c \ub098\uc628 \uac12\uc740 \uc2e0\ub8b0\ud558\uae30 \uc5b4\ub835\uc2b5\ub2c8\ub2e4.<\/p>\n\n<p><strong>Q. \uc5d1\uc140\uc5d0\uc11c \uacc4\uc0b0\ud588\ub294\ub370 \uac12\uc774 \uc774\uc0c1\ud569\ub2c8\ub2e4.<\/strong><br>\n\uc2ed\uc911\ud314\uad6c \ub77c\ub514\uc548 \ubcc0\ud658\uc744 \ube60\ub728\ub9b0 \uacbd\uc6b0\uc785\ub2c8\ub2e4. \uc5d1\uc140\uc758 SIN\u00b7COS\ub294 \ub77c\ub514\uc548\uc744 \ubc1b\uc73c\ubbc0\ub85c <code>RADIANS()<\/code>\ub85c \uac10\uc2f8\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n<p style=\"margin-bottom:0;\"><strong>Q. \ubc30\uad11\uac01 120\u00b0 LED \ub450 \uac1c\uba74 240\u00b0\uac00 \ucee4\ubc84\ub418\ub098\uc694?<\/strong><br>\n\uc544\ub2d9\ub2c8\ub2e4. \uc785\uccb4\uac01\uc740 \ub2e8\uc21c\ud788 \ub354\ud574\uc9c0\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ub450 \uad11\uc6d0\uc758 \uc870\uc0ac \uc601\uc5ed\uc774 \uacb9\uce58\uba74 \uc911\ucca9\ubd84\uc744 \ube7c\uc57c \ud558\uace0, \uc560\ucd08\uc5d0 \uac01\ub3c4\ub07c\ub9ac \ub354\ud558\ub294 \uac83 \uc790\uccb4\uac00 \uc131\ub9bd\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ucee4\ubc84\ub9ac\uc9c0 \ud310\ub2e8\uc740 \ubc30\uad11 \ubd84\ud3ec\ub97c \uacb9\uccd0 \uacc4\uc0b0\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%F0%9F%A7%AD_10_%ED%95%B5%EC%8B%AC_%EC%9A%94%EC%95%BD\"><\/span>\ud83e\udded 10. \ud575\uc2ec \uc694\uc57d<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\uad6c\ubd84<\/th><th>\ud3c9\uba74\uac01<\/th><th>\uc785\uccb4\uac01<\/th><\/tr><\/thead><tbody><tr><td>\ucc28\uc6d0<\/td><td>2D<\/td><td>3D<\/td><\/tr><tr><td>\uc815\uc758<\/td><td>\ud638\uc758 \uae38\uc774 \u00f7 \ubc18\uc9c0\ub984<\/td><td>\uad6c\uba74 \uba74\uc801 \u00f7 \ubc18\uc9c0\ub984\u00b2<\/td><\/tr><tr><td>\ub2e8\uc704<\/td><td>\ub77c\ub514\uc548(rad)<\/td><td>\uc2a4\ud14c\ub77c\ub514\uc548(sr)<\/td><\/tr><tr><td>\ucd5c\ub300\uac12<\/td><td>2\u03c0 (360\u00b0)<\/td><td>4\u03c0 \u2248 12.57<\/td><\/tr><tr><td>\uc608\uc2dc<\/td><td>\uc0bc\uac01\ud615 \ub0b4\uac01, \ubd80\ucc44\uaf34<\/td><td>\uce74\uba54\ub77c \uc2dc\uc57c, LED \ubc30\uad11\uac01<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uc785\uccb4\uac01\uc740 <strong>3\ucc28\uc6d0 \uacf5\uac04\uc5d0\uc11c\uc758 \ubc94\uc704<\/strong>\ub97c \ub098\ud0c0\ub0b4\ub294 \uac12\uc785\ub2c8\ub2e4<\/li>\n\n\n\n<li><strong>\ud615\uc0c1\uc5d0 \ub530\ub77c \uacc4\uc0b0\uc2dd\uc774 \ub2e4\ub985\ub2c8\ub2e4<\/strong> \u2014 \uc6d0\ubfd4\ud615\uacfc \uc9c1\uc0ac\uac01\ud615\uc744 \uad6c\ubd84\ud558\uc138\uc694<\/li>\n\n\n\n<li>\ud654\uac01\uc740 \ubaa8\ub450 <strong>\uc804\uac01 \uae30\uc900<\/strong>\uc774\uba70, \uc5d1\uc140 \uacc4\uc0b0 \uc2dc <strong>\ub77c\ub514\uc548 \ubcc0\ud658<\/strong>\uc774 \ud544\uc218\uc785\ub2c8\ub2e4<\/li>\n\n\n\n<li>\ud654\uac01\uc774 \ucee4\uc838\ub3c4 \uc785\uccb4\uac01\uc740 <strong>\ube44\uc120\ud615\uc73c\ub85c<\/strong> \uc99d\uac00\ud569\ub2c8\ub2e4<\/li>\n\n\n\n<li>\uad11\uc18d = \uad11\ub3c4 \u00d7 \uc785\uccb4\uac01 \u2014 \uc870\uba85 \uc124\uacc4\uc758 \uae30\ubcf8 \ud658\uc0b0\uc2dd\uc785\ub2c8\ub2e4<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<div style=\"background:#f1f5f9;border-radius:10px;padding:18px 22px;margin:24px 0;\">\n  <strong>\ud83d\udcda \ud568\uaed8 \ubcf4\uba74 \uc88b\uc740 \uae00<\/strong>\n  <ul style=\"margin:10px 0 0;\">\n    <li style=\"margin-bottom:6px;\"><a href=\"https:\/\/steelcrucian.com\/snells-law-guide\/\">\uc2a4\ub12c\uc758 \ubc95\uce59 \uc644\ubcbd\uc815\ub9ac \u2013 \ube5b\uc740 \uc65c \uaebe\uc77c\uae4c?<\/a><\/li>\n    <li style=\"margin-bottom:6px;\"><a href=\"https:\/\/steelcrucian.com\/inverse-square-cosine-law-lighting\/\">\ucf54\uc0ac\uc778 \ubc95\uce59 \/ \uc5ed\uc81c\uacf1 \ubc95\uce59\uc73c\ub85c \ubcf4\ub294 \uc870\ub3c4 \uacc4\uc0b0<\/a><\/li>\n    <li><a href=\"https:\/\/steelcrucian.com\/led-light-uniformity-calculation-guide\/\">\uc870\uba85 \uade0\uc77c\ub3c4 \uacc4\uc0b0 3\uac00\uc9c0 \uc644\ubcbd\uc815\ub9ac + \ubb34\ub8cc \uacc4\uc0b0\uae30<\/a><\/li>\n  <\/ul>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uba87 \ub144 \uc804 \ucc98\uc74c \uad11\ud559 \uad00\ub828 \ud504\ub85c\uc81d\ud2b8\ub97c \ub9e1\uc558\uc744 \ub54c, \uc800\ub294 &#8216;\uac01\ub3c4(angle)&#8217;\ub77c\ub294 \ub2e8\uc5b4\ub97c \ub108\ubb34 \uac00\ubccd\uac8c \uc0dd\uac01\ud588\uc2b5\ub2c8\ub2e4. \ub80c\uc988\uc758 \uc2dc\uc57c\uac01(FOV), \uc870\uba85\uc758 \uc870\uc0ac\uac01(beam angle), \uc13c\uc11c\uc758 \uac10\uc9c0 \ubc94\uc704 \u2014 \uc804\ubd80 \uadf8\uc800 &#8216;\uba87 \ub3c4(\u00b0)&#8217;\ub77c\ub294 \uc22b\uc790\ub85c\ub9cc \uc778\uc2dd\ud588\uc8e0. \uadf8\ub7f0\ub370 \ub9c9\uc0c1 \uc870\uba85 \uc2dc\ubbac\ub808\uc774\uc158\uc744 \ub3cc\ub824\ubcf4\ub2c8, \ud3c9\uba74 \uac01\ub3c4\ub9cc\uc73c\ub85c\ub294 \uacf5\uac04\uc0c1\uc758 \ube5b \ubd84\ud3ec\ub098 \uc2dc\uc57c \ubc94\uc704\ub97c \uc81c\ub300\ub85c \ud45c\ud604\ud560 \uc218 \uc5c6\ub2e4\ub294 \uac78 \uc54c\uac8c \ub410\uc2b5\ub2c8\ub2e4. &#8220;120\u00b0 \ubc30\uad11 LED \ub450 \uac1c\ub97c \uc4f0\uba74&hellip;&nbsp;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","footnotes":"","jetpack_post_was_ever_published":false},"categories":[72],"tags":[319,323,443,320,324,322,440,318,432,321,325,433,439,73,441,434,438,435,431,436],"class_list":["post-1564","post","type-post","status-publish","format-standard","hentry","category-optics","tag-3d-geometry","tag-camera-optics","tag-cameralens","tag-field-of-view","tag-fisheye-lens","tag-fov","tag-optics","tag-solid-angle","tag-solidangle","tag-stereadian","tag-wide-angle","tag-433","tag-439","tag-73","tag-441","tag-434","tag-438","tag-435","tag-431","tag-436"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/steelcrucian.com\/wp-json\/wp\/v2\/posts\/1564","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/steelcrucian.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/steelcrucian.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/steelcrucian.com\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/steelcrucian.com\/wp-json\/wp\/v2\/comments?post=1564"}],"version-history":[{"count":11,"href":"https:\/\/steelcrucian.com\/wp-json\/wp\/v2\/posts\/1564\/revisions"}],"predecessor-version":[{"id":2315,"href":"https:\/\/steelcrucian.com\/wp-json\/wp\/v2\/posts\/1564\/revisions\/2315"}],"wp:attachment":[{"href":"https:\/\/steelcrucian.com\/wp-json\/wp\/v2\/media?parent=1564"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/steelcrucian.com\/wp-json\/wp\/v2\/categories?post=1564"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/steelcrucian.com\/wp-json\/wp\/v2\/tags?post=1564"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}