{"id":2473,"date":"2026-09-14T10:48:49","date_gmt":"2026-09-14T01:48:49","guid":{"rendered":"https:\/\/steelcrucian.com\/?p=2473"},"modified":"2026-09-14T10:48:50","modified_gmt":"2026-09-14T01:48:50","slug":"%f0%9f%94%ba-%ed%94%84%eb%a6%ac%ec%a6%98%ec%8b%9c%ed%8a%b8bef%ec%99%80-%eb%b0%98%ec%82%ac%ed%8e%b8%ea%b4%91%ed%95%84%eb%a6%84dbef-%ec%99%84%eb%b2%bd%ec%a0%95%eb%a6%ac-%eb%85%b8%ed%8a%b8","status":"publish","type":"post","link":"https:\/\/steelcrucian.com\/%f0%9f%94%ba-%ed%94%84%eb%a6%ac%ec%a6%98%ec%8b%9c%ed%8a%b8bef%ec%99%80-%eb%b0%98%ec%82%ac%ed%8e%b8%ea%b4%91%ed%95%84%eb%a6%84dbef-%ec%99%84%eb%b2%bd%ec%a0%95%eb%a6%ac-%eb%85%b8%ed%8a%b8\/","title":{"rendered":"\ud83d\udd3a \ud504\ub9ac\uc998\uc2dc\ud2b8(BEF)\uc640 \ubc18\uc0ac\ud3b8\uad11\ud544\ub984(DBEF) \uc644\ubcbd\uc815\ub9ac \u2013 \ub178\ud2b8\ubd81 \ud654\uba74\uc774 \uc606\uc5d0\uc11c \uc5b4\ub450\uc6b4 \uc774\uc720"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\ub178\ud2b8\ubd81 \ud654\uba74\uc744 \uc815\uba74\uc5d0\uc11c \ubcf4\uba74 \ubc1d\uace0 \uc120\uba85\ud55c\ub370, \uc606\uc73c\ub85c 45\u00b0\ucbe4 \ube44\ucf1c\uc11c\uba74 \ub208\uc5d0 \ub744\uac8c \uc5b4\ub450\uc6cc\uc9d1\ub2c8\ub2e4. \ud654\uba74\uc774 \uace0\uc7a5 \ub09c \uac8c \uc544\ub2c8\ub77c <strong>\uc77c\ubd80\ub7ec \uadf8\ub807\uac8c \uc124\uacc4\ud55c \uac83<\/strong>\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubc31\ub77c\uc774\ud2b8 \uc548\uc5d0\ub294 <strong>\ube5b\uc744 \uc815\uba74\uc73c\ub85c \ubab0\uc544\uc8fc\ub294 \ud544\ub984<\/strong>\uc774 \ub4e4\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \ud504\ub9ac\uc998\uc2dc\ud2b8(BEF)\uc640 \ubc18\uc0ac\ud3b8\uad11\ud544\ub984(DBEF)\uc785\ub2c8\ub2e4. \ub450 \ud544\ub984\uc740 LED\ub97c \ub354 \ubc1d\uac8c \ub9cc\ub4e4\uc9c0 \uc54a\uc73c\uba74\uc11c\ub3c4 \ud654\uba74 \ubc1d\uae30\ub97c 2\ubc30 \uc774\uc0c1 \uc62c\ub9bd\ub2c8\ub2e4. \uc5b4\ub5bb\uac8c \uac00\ub2a5\ud560\uae4c\uc694?<\/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 \uc774 \uae00\uc740 \uad11\ud559 \uc2dc\ub9ac\uc988 3\ub2e8\uacc4 <strong>\uad11\ud559 \ubd80\ud488 \uc124\uacc4<\/strong>\uc758 \uc5f0\uc7a5\uc120\uc785\ub2c8\ub2e4. <a href=\"https:\/\/steelcrucian.com\/light-guide-plate-lgp-pattern-design\/\">\ub3c4\uad11\ud310<\/a>\uc774 \ube5b\uc744 \uba74\uc73c\ub85c \ud3bc\uce58\uace0 \ud655\uc0b0\ud310\uc774 \ud769\ub728\ub9b0 \ub4a4, \uc774 \ud544\ub984\ub4e4\uc774 <strong>\ub2e4\uc2dc \uc815\uba74\uc73c\ub85c \ubaa8\uc74d\ub2c8\ub2e4.<\/strong> \uc55e\uc11c \ub2e4\ub8ec <a href=\"https:\/\/steelcrucian.com\/total-internal-reflection-critical-angle-guide\/\">\uc804\ubc18\uc0ac<\/a>\uc640 <a href=\"https:\/\/steelcrucian.com\/polarization-basics-guide\/\">\ud3b8\uad11<\/a>\uc774 \uc5ec\uae30\uc11c \ub3d9\uc2dc\uc5d0 \uc4f0\uc785\ub2c8\ub2e4.<\/p>\n<\/blockquote>\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\/%f0%9f%94%ba-%ed%94%84%eb%a6%ac%ec%a6%98%ec%8b%9c%ed%8a%b8bef%ec%99%80-%eb%b0%98%ec%82%ac%ed%8e%b8%ea%b4%91%ed%95%84%eb%a6%84dbef-%ec%99%84%eb%b2%bd%ec%a0%95%eb%a6%ac-%eb%85%b8%ed%8a%b8\/#%E2%99%BB%EF%B8%8F_%ED%95%B5%EC%8B%AC_%EA%B0%9C%EB%85%90_%E2%80%93_%E2%80%9C%EC%9E%AC%ED%99%9C%EC%9A%A9Recycling%E2%80%9D\" >\u267b\ufe0f \ud575\uc2ec \uac1c\ub150 \u2013 &#8220;\uc7ac\ud65c\uc6a9(Recycling)&#8221;<\/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\/%f0%9f%94%ba-%ed%94%84%eb%a6%ac%ec%a6%98%ec%8b%9c%ed%8a%b8bef%ec%99%80-%eb%b0%98%ec%82%ac%ed%8e%b8%ea%b4%91%ed%95%84%eb%a6%84dbef-%ec%99%84%eb%b2%bd%ec%a0%95%eb%a6%ac-%eb%85%b8%ed%8a%b8\/#%F0%9F%94%BA_%ED%94%84%EB%A6%AC%EC%A6%98%EC%8B%9C%ED%8A%B8BEF%EB%8A%94_%EC%96%B4%EB%96%BB%EA%B2%8C_%EC%9E%91%EB%8F%99%ED%95%98%EB%82%98\" >\ud83d\udd3a \ud504\ub9ac\uc998\uc2dc\ud2b8(BEF)\ub294 \uc5b4\ub5bb\uac8c \uc791\ub3d9\ud558\ub098<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/steelcrucian.com\/%f0%9f%94%ba-%ed%94%84%eb%a6%ac%ec%a6%98%ec%8b%9c%ed%8a%b8bef%ec%99%80-%eb%b0%98%ec%82%ac%ed%8e%b8%ea%b4%91%ed%95%84%eb%a6%84dbef-%ec%99%84%eb%b2%bd%ec%a0%95%eb%a6%ac-%eb%85%b8%ed%8a%b8\/#%F0%9F%93%8A_%ED%9A%A8%EA%B3%BC%EC%99%80_%EB%8C%80%EA%B0%80\" >\ud83d\udcca \ud6a8\uacfc\uc640 \ub300\uac00<\/a><\/li><\/ul><\/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\/%f0%9f%94%ba-%ed%94%84%eb%a6%ac%ec%a6%98%ec%8b%9c%ed%8a%b8bef%ec%99%80-%eb%b0%98%ec%82%ac%ed%8e%b8%ea%b4%91%ed%95%84%eb%a6%84dbef-%ec%99%84%eb%b2%bd%ec%a0%95%eb%a6%ac-%eb%85%b8%ed%8a%b8\/#%F0%9F%8C%80_%EB%B0%98%EC%82%AC%ED%8E%B8%EA%B4%91%ED%95%84%EB%A6%84DBEF%EC%9D%80_%EB%AC%B4%EC%97%87%EC%9D%B4_%EB%8B%A4%EB%A5%B8%EA%B0%80\" >\ud83c\udf00 \ubc18\uc0ac\ud3b8\uad11\ud544\ub984(DBEF)\uc740 \ubb34\uc5c7\uc774 \ub2e4\ub978\uac00<\/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\/%f0%9f%94%ba-%ed%94%84%eb%a6%ac%ec%a6%98%ec%8b%9c%ed%8a%b8bef%ec%99%80-%eb%b0%98%ec%82%ac%ed%8e%b8%ea%b4%91%ed%95%84%eb%a6%84dbef-%ec%99%84%eb%b2%bd%ec%a0%95%eb%a6%ac-%eb%85%b8%ed%8a%b8\/#%F0%9F%93%9A_%EC%A0%81%EC%B8%B5_%EC%88%9C%EC%84%9C_%E2%80%93_%EB%B0%94%EA%BE%B8%EB%A9%B4_%ED%9A%A8%EA%B3%BC%EA%B0%80_%EC%82%AC%EB%9D%BC%EC%A7%84%EB%8B%A4\" >\ud83d\udcda \uc801\uce35 \uc21c\uc11c \u2013 \ubc14\uafb8\uba74 \ud6a8\uacfc\uac00 \uc0ac\ub77c\uc9c4\ub2e4<\/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\/%f0%9f%94%ba-%ed%94%84%eb%a6%ac%ec%a6%98%ec%8b%9c%ed%8a%b8bef%ec%99%80-%eb%b0%98%ec%82%ac%ed%8e%b8%ea%b4%91%ed%95%84%eb%a6%84dbef-%ec%99%84%eb%b2%bd%ec%a0%95%eb%a6%ac-%eb%85%b8%ed%8a%b8\/#%F0%9F%9B%A0%EF%B8%8F_%EC%A1%B0%EB%AA%85_%EC%84%A4%EA%B3%84%EC%9E%90%EC%97%90%EA%B2%8C_%EC%A3%BC%EB%8A%94_%EC%8B%9C%EC%82%AC%EC%A0%90\" >\ud83d\udee0\ufe0f \uc870\uba85 \uc124\uacc4\uc790\uc5d0\uac8c \uc8fc\ub294 \uc2dc\uc0ac\uc810<\/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\/%f0%9f%94%ba-%ed%94%84%eb%a6%ac%ec%a6%98%ec%8b%9c%ed%8a%b8bef%ec%99%80-%eb%b0%98%ec%82%ac%ed%8e%b8%ea%b4%91%ed%95%84%eb%a6%84dbef-%ec%99%84%eb%b2%bd%ec%a0%95%eb%a6%ac-%eb%85%b8%ed%8a%b8\/#%E2%9D%93_%EC%9E%90%EC%A3%BC_%ED%95%98%EB%8A%94_%EC%98%A4%ED%95%B4_3%EA%B0%80%EC%A7%80\" >\u2753 \uc790\uc8fc \ud558\ub294 \uc624\ud574 3\uac00\uc9c0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/steelcrucian.com\/%f0%9f%94%ba-%ed%94%84%eb%a6%ac%ec%a6%98%ec%8b%9c%ed%8a%b8bef%ec%99%80-%eb%b0%98%ec%82%ac%ed%8e%b8%ea%b4%91%ed%95%84%eb%a6%84dbef-%ec%99%84%eb%b2%bd%ec%a0%95%eb%a6%ac-%eb%85%b8%ed%8a%b8\/#%E2%9C%85_%ED%95%9C%EB%88%88%EC%97%90_%EC%A0%95%EB%A6%AC\" >\u2705 \ud55c\ub208\uc5d0 \uc815\ub9ac<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/steelcrucian.com\/%f0%9f%94%ba-%ed%94%84%eb%a6%ac%ec%a6%98%ec%8b%9c%ed%8a%b8bef%ec%99%80-%eb%b0%98%ec%82%ac%ed%8e%b8%ea%b4%91%ed%95%84%eb%a6%84dbef-%ec%99%84%eb%b2%bd%ec%a0%95%eb%a6%ac-%eb%85%b8%ed%8a%b8\/#%F0%9F%8E%AF_%EC%98%A4%EB%8A%98_%EB%B0%94%EB%A1%9C_%ED%99%95%EC%9D%B8%ED%95%B4%EB%B3%BC_%EA%B2%83\" >\ud83c\udfaf \uc624\ub298 \ubc14\ub85c \ud655\uc778\ud574\ubcfc \uac83<\/a><\/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\/%f0%9f%94%ba-%ed%94%84%eb%a6%ac%ec%a6%98%ec%8b%9c%ed%8a%b8bef%ec%99%80-%eb%b0%98%ec%82%ac%ed%8e%b8%ea%b4%91%ed%95%84%eb%a6%84dbef-%ec%99%84%eb%b2%bd%ec%a0%95%eb%a6%ac-%eb%85%b8%ed%8a%b8\/#%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=\"%E2%99%BB%EF%B8%8F_%ED%95%B5%EC%8B%AC_%EA%B0%9C%EB%85%90_%E2%80%93_%E2%80%9C%EC%9E%AC%ED%99%9C%EC%9A%A9Recycling%E2%80%9D\"><\/span>\u267b\ufe0f \ud575\uc2ec \uac1c\ub150 \u2013 &#8220;\uc7ac\ud65c\uc6a9(Recycling)&#8221;<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \ub450 \ud544\ub984\uc744 \uc774\ud574\ud558\ub294 \uc5f4\uc1e0\ub294 \ub2e8\uc5b4 \ud558\ub098\uc785\ub2c8\ub2e4. <strong>\uc7ac\ud65c\uc6a9.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubcf4\ud1b5 \uad11\ud559 \ubd80\ud488\uc740 \ube5b\uc744 \ud1b5\uacfc\uc2dc\ud0a4\uac70\ub098 \ub9c9\uc2b5\ub2c8\ub2e4. \ub9c9\ud78c \ube5b\uc740 \ud761\uc218\ub418\uc5b4 \uc0ac\ub77c\uc9d1\ub2c8\ub2e4. \uadf8\ub7f0\ub370 BEF\uc640 DBEF\ub294 \ub2e4\ub985\ub2c8\ub2e4. <strong>\uc6d0\ud558\uc9c0 \uc54a\ub294 \ube5b\uc744 \ud761\uc218\ud558\uc9c0 \uc54a\uace0 \ubc31\ub77c\uc774\ud2b8\ub85c \ub418\ub3cc\ub824 \ubcf4\ub0c5\ub2c8\ub2e4.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub418\ub3cc\uc544\uac04 \ube5b\uc740 \uc544\ub798 \ubc18\uc0ac\uc2dc\ud2b8\uc5d0 \ub9de\uace0 \ubc29\ud5a5\uc774\ub098 \ud3b8\uad11 \uc0c1\ud0dc\uac00 \ubc14\ub010 \ucc44 \ub2e4\uc2dc \uc62c\ub77c\uc635\ub2c8\ub2e4. \uc774\ubc88\uc5d0\ub294 \ud1b5\uacfc \uc870\uac74\uc744 \ub9cc\uc871\ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc744 \uc218\uc5c6\uc774 \ubc18\ubcf5\ud558\uba74, <strong>\ucc98\uc74c\uc5d4 \ubc84\ub824\uc84c\uc744 \ube5b\uc758 \uc0c1\ub2f9 \ubd80\ubd84\uc774 \uacb0\uad6d \uc815\uba74\uc73c\ub85c \ub098\uc635\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 <strong>\uc5ec\uae30\uc11c\ub3c4 \ubb3c\ub9ac \ubc95\uce59\uc740 \uadf8\ub300\ub85c\uc785\ub2c8\ub2e4.<\/strong> 2\ucc28 \uad11\ud559\uacc4 \uae00\uc5d0\uc11c \uac15\uc870\ud588\ub4ef \ube5b\uc758 \ucd1d\ub7c9\uc740 \ub298\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. BEF\ub294 <strong>\ub113\uac8c \ud37c\uc9c8 \ube5b\uc744 \uc881\uc740 \uac01\ub3c4\ub85c \uc555\ucd95<\/strong>\ud558\ub294 \uac83\uc774\uace0, DBEF\ub294 <strong>\uc5b4\ucc28\ud53c \ud761\uc218\ub420 \ube5b\uc744 \ub418\uc0b4\ub9ac\ub294 \uac83<\/strong>\uc785\ub2c8\ub2e4. \uc804\uc790\ub294 \uc2dc\uc57c\uac01\uc744 \ub300\uac00\ub85c \uc9c0\ubd88\ud558\uace0, \ud6c4\uc790\ub294 \uc9c4\uc9dc \ud6a8\uc728 \uac1c\uc120\uc785\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%94%BA_%ED%94%84%EB%A6%AC%EC%A6%98%EC%8B%9C%ED%8A%B8BEF%EB%8A%94_%EC%96%B4%EB%96%BB%EA%B2%8C_%EC%9E%91%EB%8F%99%ED%95%98%EB%82%98\"><\/span>\ud83d\udd3a \ud504\ub9ac\uc998\uc2dc\ud2b8(BEF)\ub294 \uc5b4\ub5bb\uac8c \uc791\ub3d9\ud558\ub098<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">BEF\ub294 PET \uae30\uc7ac \uc704\uc5d0 \uc544\ud06c\ub9b4 \uc218\uc9c0\ub85c \ubbf8\uc138\ud55c \uc0bc\uac01 \ud504\ub9ac\uc998\uc744 \uc904\uc904\uc774 \uc0c8\uae34 \ud544\ub984\uc785\ub2c8\ub2e4. \uaddc\uaca9\uc740 \uc0dd\uac01\ubcf4\ub2e4 \ub2e8\uc21c\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\ud504\ub9ac\uc998 \uaf2d\uc9c0\uac01 : 90\u00b0 (\uace0\uc815)\n\ud504\ub9ac\uc998 \ud53c\uce58   : 50\u339b \ub610\ub294 24\u339b\n\u2192 \uaf2d\uc9c0\uac01\uc774 90\u00b0\uc774\ubbc0\ub85c \uac01 \uacbd\uc0ac\uba74\uc740 \uc218\ud3c9\uba74\uacfc 45\u00b0\n\u2192 \ud504\ub9ac\uc998 \ub192\uc774 = \ud53c\uce58 \u00f7 2 (50\u339b \ud53c\uce58 \u2192 25\u339b)\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ud53c\uce58 50\u339b\uba74 1mm \uc548\uc5d0 \ud504\ub9ac\uc998\uc774 20\uac1c, 10\uc778\uce58 \ud3ed\uc5d0\ub294 \uc57d 5,080\uac1c\uac00 \ub4e4\uc5b4\uac11\ub2c8\ub2e4. 24\u339b \ud53c\uce58\uba74 1mm\uc5d0 \uc57d 42\uac1c\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"566\" src=\"https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/bef-dbef-01-prism-principle-1024x566.png\" alt=\"\" class=\"wp-image-2474\" srcset=\"https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/bef-dbef-01-prism-principle-1024x566.png 1024w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/bef-dbef-01-prism-principle-300x166.png 300w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/bef-dbef-01-prism-principle-767x424.png 767w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/bef-dbef-01-prism-principle.png 1295w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\ub3d9\uc791\uc740 \ub450 \uac08\ub798\ub85c \ub098\ub269\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\ube44\uc2a4\ub4ec\ud788 \uc62c\ub77c\uc628 \ube5b<\/strong> \u2192 \ud504\ub9ac\uc998 \uacbd\uc0ac\uba74\uc5d0\uc11c <strong>\uad74\uc808<\/strong>\ub418\uc5b4 \uc815\uba74 \ubc29\ud5a5\uc73c\ub85c \uaebe\uc784 (\ud1b5\uacfc)<\/li>\n\n\n\n<li><strong>\uac70\uc758 \uc218\uc9c1\uc73c\ub85c \uc62c\ub77c\uc628 \ube5b<\/strong> \u2192 \uacbd\uc0ac\uba74\uc5d0 \uc784\uacc4\uac01\ubcf4\ub2e4 \ud070 \uac01\ub3c4\ub85c \ubd80\ub52a\ud600 <strong>\uc804\ubc18\uc0ac<\/strong>, \uc544\ub798\ub85c \ub418\ub3cc\uc544\uac10 (\uc7ac\ud65c\uc6a9)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc9c1\uad00\uacfc \ubc18\ub300\ub77c\uc11c \ud5f7\uac08\ub9ac\uae30 \uc27d\uc2b5\ub2c8\ub2e4. <strong>\uc815\uba74\uc73c\ub85c \uc62c\ub77c\uc628 \ube5b\uc774 \uc624\ud788\ub824 \ub9c9\ud788\uace0, \ube44\uc2a4\ub4ec\ud55c \ube5b\uc774 \uc815\uba74\uc73c\ub85c \ub098\uac11\ub2c8\ub2e4.<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"645\" src=\"https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/bef-dbef-02-tir-vs-refract-1024x645.png\" alt=\"\" class=\"wp-image-2475\" srcset=\"https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/bef-dbef-02-tir-vs-refract-1024x645.png 1024w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/bef-dbef-02-tir-vs-refract-300x189.png 300w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/bef-dbef-02-tir-vs-refract-767x483.png 767w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/bef-dbef-02-tir-vs-refract.png 1317w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\ub4e4\uc5b4\uc624\ub294 \uac01\ub3c4 (\uc218\uc9c1 \uae30\uc900)<\/th><th>\uac00\uae4c\uc6b4 \uba74 \uc785\uc0ac\uac01<\/th><th>\uacb0\uacfc<\/th><\/tr><\/thead><tbody><tr><td>0\u00b0 (\uc218\uc9c1)<\/td><td>45.0\u00b0<\/td><td>\uc804\ubc18\uc0ac \u2192 \uc7ac\ud65c\uc6a9<\/td><\/tr><tr><td>10\u00b0<\/td><td>35.0\u00b0<\/td><td>\uad74\uc808 \ud1b5\uacfc<\/td><\/tr><tr><td>30\u00b0<\/td><td>15.0\u00b0<\/td><td>\uad74\uc808 \ud1b5\uacfc<\/td><\/tr><tr><td>50\u00b0<\/td><td>5.0\u00b0<\/td><td>\uad74\uc808 \ud1b5\uacfc<\/td><\/tr><\/tbody><\/table><\/figure>\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\udccc \uaf2d\uc9c0\uac01 90\u00b0(\uba74 \uae30\uc6b8\uae30 45\u00b0), \uc544\ud06c\ub9b4 n=1.49(\uc784\uacc4\uac01 42.16\u00b0)\ub85c Python \uacc4\uc0b0\ud55c \uae30\ud558 \ub2e8\uc21c\ud654 \ubaa8\ub378\uc785\ub2c8\ub2e4. \uc784\uacc4\uac01 \uac12\uc740 <a href=\"https:\/\/steelcrucian.com\/total-internal-reflection-critical-angle-guide\/\">\uc804\ubc18\uc0ac \uae00<\/a>\uacfc \uac19\uc2b5\ub2c8\ub2e4. \uc2e4\uc81c \ud544\ub984\uc740 \ud504\ub9ac\uc998 \uaf2d\uc9c0\uc758 \ubbf8\uc138\ud55c \ub77c\uc6b4\ub4dc\uc640 \uae30\uc7ac \uad74\uc808\uae4c\uc9c0 \uc791\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%F0%9F%93%8A_%ED%9A%A8%EA%B3%BC%EC%99%80_%EB%8C%80%EA%B0%80\"><\/span>\ud83d\udcca \ud6a8\uacfc\uc640 \ub300\uac00<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ud55c \ud544\ub984 \uc81c\uc870\uc0ac \uc790\ub8cc\uc5d0 \ub530\ub974\uba74 <strong>BEF \ud55c \uc7a5\uc73c\ub85c \ud654\uba74 \ubc1d\uae30\uac00 \ucd5c\ub300 60%\uae4c\uc9c0 \uc62c\ub77c\uac11\ub2c8\ub2e4.<\/strong> \uadf8\ub9ac\uace0 <strong>\ub450 \ubc88\uc9f8 \uc7a5\uc740 \ubc18\ub4dc\uc2dc \ud504\ub9ac\uc998 \ubc29\ud5a5\uc744 90\u00b0 \ud2c0\uc5b4\uc11c<\/strong> \uc62c\ub824\uc57c \ud569\ub2c8\ub2e4. \uccab \uc7a5\uc774 \ud55c \ucd95\uc744 \uc9d1\uad11\ud558\uace0, \ub458\uc9f8 \uc7a5\uc774 \ub098\uba38\uc9c0 \ucd95\uc744 \ub2f4\ub2f9\ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub300\uc2e0 \ub300\uac00\uac00 \uc788\uc2b5\ub2c8\ub2e4. \ub450 \uc7a5\uc744 \uc4f0\uba74 <strong>\uc218\ud3c9\u00b7\uc218\uc9c1 \uc591\ubc29\ud5a5 \uc2dc\uc57c\uac01\uc774 \ubaa8\ub450 \uc881\uc544\uc9d1\ub2c8\ub2e4.<\/strong> \ub178\ud2b8\ubd81 \ud654\uba74\uc774 \uc606\uc5d0\uc11c \uc5b4\ub450\uc6b4 \uc774\uc720\uac00 \uc774\uac83\uc785\ub2c8\ub2e4. \ub178\ud2b8\ubd81\uc740 \ud63c\uc790 \uc815\uba74\uc5d0\uc11c \ubcf4\ub294 \uae30\uae30\ub77c \uc774 \uad50\ud658\uc774 \uc774\ub4dd\uc774\uc9c0\ub9cc, \uc5ec\ub7ff\uc774 \ubcf4\ub294 TV\ub098 \uc0ac\uc774\ub2c8\uc9c0\uc5d0\uc11c\ub294 \uc2e0\uc911\ud574\uc57c \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%8C%80_%EB%B0%98%EC%82%AC%ED%8E%B8%EA%B4%91%ED%95%84%EB%A6%84DBEF%EC%9D%80_%EB%AC%B4%EC%97%87%EC%9D%B4_%EB%8B%A4%EB%A5%B8%EA%B0%80\"><\/span>\ud83c\udf00 \ubc18\uc0ac\ud3b8\uad11\ud544\ub984(DBEF)\uc740 \ubb34\uc5c7\uc774 \ub2e4\ub978\uac00<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">DBEF\ub294 \ud504\ub9ac\uc998\uc774 \uc544\ub2c8\ub77c <strong>\ud3b8\uad11<\/strong>\uc744 \ub2e4\ub8f9\ub2c8\ub2e4. <a href=\"https:\/\/steelcrucian.com\/polarization-basics-guide\/\">\ud3b8\uad11 \uae00<\/a>\uc5d0\uc11c \uc815\ub9ac\ud55c \ub0b4\uc6a9\uc774 \uc5ec\uae30\uc11c \uc2e4\ubb34\ub85c \uc774\uc5b4\uc9d1\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">LCD \ud328\ub110\uc740 \ub4b7\uba74\uc5d0 \ud761\uc218\ud615 \ud3b8\uad11\ud310\uc774 \uc788\uc2b5\ub2c8\ub2e4. \ubc31\ub77c\uc774\ud2b8\uc5d0\uc11c \uc62c\ub77c\uc628 \ubb34\ud3b8\uad11 \ube5b \uc911 <strong>\ud22c\uacfc\ucd95\uacfc \ub9de\ub294 \uc808\ubc18\ub9cc \ud1b5\uacfc\ud558\uace0, \ub098\uba38\uc9c0 \uc808\ubc18\uc740 \ud761\uc218\ub418\uc5b4 \uc5f4\ub85c \uc0ac\ub77c\uc9d1\ub2c8\ub2e4.<\/strong> LCD \uad11\ud6a8\uc728\uc774 \ub0ae\uc740 \uac00\uc7a5 \ud070 \uc6d0\uc778\uc785\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\/2026\/09\/bef-dbef-03-recycling-concept-1024x629.png\" alt=\"\" class=\"wp-image-2476\" srcset=\"https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/bef-dbef-03-recycling-concept-1024x629.png 1024w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/bef-dbef-03-recycling-concept-300x184.png 300w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/bef-dbef-03-recycling-concept-766x471.png 766w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/bef-dbef-03-recycling-concept.png 1380w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">DBEF\ub294 \uadf8 \ud3b8\uad11\ud310 \uc544\ub798\uc5d0 \ub193\uc774\ub294 <strong>\ub2e4\uce35 \uad6c\uc870\uc758 \ubc18\uc0ac\ud615 \ud3b8\uad11\ud310<\/strong>\uc785\ub2c8\ub2e4. \ud1b5\uacfc\uc2dc\ud0ac \ud3b8\uad11\uc740 \uadf8\ub300\ub85c \ubcf4\ub0b4\uace0, <strong>\ub9c9\uc744 \ud3b8\uad11\uc740 \ud761\uc218\ud558\uc9c0 \uc54a\uace0 \ubc18\uc0ac<\/strong>\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubc18\uc0ac\ub41c \ube5b\uc740 \ubc31\ub77c\uc774\ud2b8\ub85c \ub3cc\uc544\uac00 \ud655\uc0b0\u00b7\ubc18\uc0ac\ub418\uba74\uc11c \ud3b8\uad11 \uc0c1\ud0dc\uac00 \ud750\ud2b8\ub7ec\uc9c0\uace0, \ub2e4\uc2dc \uc62c\ub77c\uc62c \ub54c\ub294 \uc77c\ubd80\uac00 \ud1b5\uacfc \uac00\ub2a5\ud55c \ud3b8\uad11\uc774 \ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc774 \ubc18\ubcf5\ub418\uba70 \uc6d0\ub798 \ubc84\ub824\uc9c8 \ube5b\uc774 \uc870\uae08\uc529 \ud68c\uc218\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\uac04\uc774 \ubaa8\ub378: \ub9e4 \uc655\ubcf5\ub9c8\ub2e4 \ud6a8\uc728 \u03b7\ub85c \uc0b4\uc544\ub0a8\uace0, \uadf8\uc911 \uc808\ubc18\uc774 \ud1b5\uacfc\n\n\uc655\ubcf5\ud6a8\uc728 0.70 \u2192 \ub204\uc801 \ud1b5\uacfc 76.9% (1.54\ubc30)\n\uc655\ubcf5\ud6a8\uc728 0.80 \u2192 \ub204\uc801 \ud1b5\uacfc 83.3% (1.67\ubc30)\n\uc655\ubcf5\ud6a8\uc728 0.90 \u2192 \ub204\uc801 \ud1b5\uacfc 90.9% (1.82\ubc30)\n<\/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 <strong>\uc704 \uacc4\uc0b0\uc740 \uc774\uc0c1\uc801\uc778 \uc0c1\ud55c\uc120\uc785\ub2c8\ub2e4.<\/strong> \uc2e4\uc81c\ub85c\ub294 \ub9e4 \uc655\ubcf5\ub9c8\ub2e4 \ubc18\uc0ac\uc2dc\ud2b8\u00b7\ud655\uc0b0\ud310\u00b7\ub3c4\uad11\ud310\uc5d0\uc11c \ucd94\uac00 \uc190\uc2e4\uc774 \uc0dd\uaca8 \uc774\ubcf4\ub2e4 \ub0ae\uc2b5\ub2c8\ub2e4. \uc7ac\ud65c\uc6a9 \ud6a8\uc728\uc774 \uc65c \uc911\uc694\ud55c\uc9c0\ub97c \ubcf4\uc5ec\uc8fc\ub294 \ubaa8\ub378\ub85c\ub9cc \ubd10\uc8fc\uc138\uc694. \uc81c\uc870\uc0ac\uac00 \uacf5\uac1c\ud55c \uc2e4\uc81c \uc774\ub4dd\uc740 \uc544\ub798\uc5d0 \ub530\ub85c \uc815\ub9ac\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\uc81c\uc870\uc0ac \uc790\ub8cc \uae30\uc900\uc73c\ub85c <strong>BEF \ud55c \uc7a5\uc740 \ucd5c\ub300 60%, DBEF\ub97c \ud3ec\ud568\ud55c \uad6c\uc131\uc740 \ucd5c\ub300 120%\uae4c\uc9c0<\/strong> \ubc1d\uae30\uac00 \uc62c\ub77c\uac04\ub2e4\uace0 \uc124\uba85\ub429\ub2c8\ub2e4. \uc790\ub3d9\ucc28\uc6a9 \uc81c\ud488 \uc790\ub8cc\uc5d0\ub294 \uad6c\uc131\ubcc4\ub85c \uc774\ub4dd 2.1\ubc30, 2.4\ubc30, 2.8\ubc30 \uc0ac\ub840\uac00 \uc81c\uc2dc\ub418\uc5b4 \uc788\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\">\ud83d\udca1 <strong>\ubc1d\uae30 \ub300\uc2e0 \uc804\ub825\uc744 \uc544\ub084 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/strong> \uac19\uc740 \ud654\uba74 \ubc1d\uae30\ub97c \uc720\uc9c0\ud558\uba74\uc11c \ubc31\ub77c\uc774\ud2b8 \uc804\ub958\ub97c \ub0ae\ucd94\uba74 \uc18c\ube44\uc804\ub825\uacfc \ubc1c\uc5f4\uc774 \ud568\uaed8 \uc904\uc5b4\ub4ed\ub2c8\ub2e4. \uc2e4\uc81c\ub85c \uc81c\uc870\uc0ac\ub3c4 \uc774 \uc810\uc744 \uc8fc\uc694 \uc774\uc810\uc73c\ub85c \ub0b4\uc138\uc6c1\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%93%9A_%EC%A0%81%EC%B8%B5_%EC%88%9C%EC%84%9C_%E2%80%93_%EB%B0%94%EA%BE%B8%EB%A9%B4_%ED%9A%A8%EA%B3%BC%EA%B0%80_%EC%82%AC%EB%9D%BC%EC%A7%84%EB%8B%A4\"><\/span>\ud83d\udcda \uc801\uce35 \uc21c\uc11c \u2013 \ubc14\uafb8\uba74 \ud6a8\uacfc\uac00 \uc0ac\ub77c\uc9c4\ub2e4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \ud544\ub984\ub4e4\uc740 <strong>\uc21c\uc11c\uac00 \uc131\ub2a5\uc758 \uc77c\ubd80<\/strong>\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"623\" src=\"https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/bef-dbef-04-film-stack-order-1024x623.png\" alt=\"\" class=\"wp-image-2477\" srcset=\"https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/bef-dbef-04-film-stack-order-1024x623.png 1024w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/bef-dbef-04-film-stack-order-300x183.png 300w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/bef-dbef-04-film-stack-order-767x467.png 767w, https:\/\/steelcrucian.com\/wp-content\/uploads\/2026\/09\/bef-dbef-04-film-stack-order.png 1232w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\uc21c\uc11c<\/th><th>\ubd80\ud488<\/th><th>\uc5ed\ud560<\/th><\/tr><\/thead><tbody><tr><td>1 (\ub9e8 \uc544\ub798)<\/td><td>\ubc18\uc0ac\uc2dc\ud2b8<\/td><td>\uc544\ub798\ub85c \uc0cc \ube5b\uc744 \ub418\ub3cc\ub9bc<\/td><\/tr><tr><td>2<\/td><td>\ub3c4\uad11\ud310<\/td><td>\uc606\uc5d0\uc11c \uc628 \ube5b\uc744 \uba74\uc73c\ub85c<\/td><\/tr><tr><td>3<\/td><td>\ud655\uc0b0\uc2dc\ud2b8<\/td><td>\ub3c4\ud2b8 \ubb34\ub2ac\ub97c \uc9c0\uc6c0<\/td><\/tr><tr><td>4<\/td><td>BEF 1<\/td><td>\ud55c \ucd95 \uc9d1\uad11<\/td><\/tr><tr><td>5<\/td><td>BEF 2 (90\u00b0 \uad50\ucc28)<\/td><td>\ub098\uba38\uc9c0 \ucd95 \uc9d1\uad11<\/td><\/tr><tr><td>6 (\ub9e8 \uc704)<\/td><td>DBEF<\/td><td>\ud3b8\uad11 \uc7ac\ud65c\uc6a9<\/td><\/tr><tr><td>7<\/td><td>LCD \ud328\ub110<\/td><td>\u2014<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uc9c0\ucf1c\uc57c \ud560 \uaddc\uce59\uc740 \ub450 \uac00\uc9c0\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>BEF \ub450 \uc7a5\uc740 \ud504\ub9ac\uc998 \ubc29\ud5a5\uc744 90\u00b0 \uad50\ucc28<\/strong>\uc2dc\ud0a8\ub2e4. \uac19\uc740 \ubc29\ud5a5\uc73c\ub85c \uacb9\uce58\uba74 \ub458\uc9f8 \uc7a5 \ud6a8\uacfc\uac00 \uac70\uc758 \uc5c6\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>DBEF\ub294 \uc5b8\uc81c\ub098 BEF \uc704, LCD\uc5d0 \uac00\uc7a5 \uac00\uae4c\uc6b4 \ucabd<\/strong>\uc5d0 \ub454\ub2e4. DBEF\uac00 BEF \uc544\ub798\ub85c \ub0b4\ub824\uac00\uba74 \ud3b8\uad11 \uc7ac\ud65c\uc6a9 \uacbd\ub85c\uac00 \uae68\uc9d1\ub2c8\ub2e4.<\/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\">\u26a0\ufe0f <strong>\uc6e8\ud2b8\uc544\uc6c3(Wet-out)\uc5d0 \uc8fc\uc758\ud558\uc138\uc694.<\/strong> \ud544\ub984\ub07c\ub9ac \ubc00\ucc29\ub418\uba74 \uad11\ud559\uc801\uc73c\ub85c \ubd99\uc5b4\ubc84\ub824 \ud654\uba74\uc5d0 \uc5bc\ub8e9\ucc98\ub7fc \ubcf4\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc81c\uc870\uc0ac\ub3c4 \uc774\ub97c \ubc29\uc9c0\ud558\ub294 \uad6c\uc870\ub97c \uc81c\ud488 \ud2b9\uc9d5\uc73c\ub85c \uc5b8\uae09\ud569\ub2c8\ub2e4. \ud544\ub984 \uc0ac\uc774\uc5d0 \uc801\uc808\ud55c \uac04\uaca9\uc774\ub098 \ud45c\uba74 \uad6c\uc870\uac00 \ud544\uc694\ud569\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%9B%A0%EF%B8%8F_%EC%A1%B0%EB%AA%85_%EC%84%A4%EA%B3%84%EC%9E%90%EC%97%90%EA%B2%8C_%EC%A3%BC%EB%8A%94_%EC%8B%9C%EC%82%AC%EC%A0%90\"><\/span>\ud83d\udee0\ufe0f \uc870\uba85 \uc124\uacc4\uc790\uc5d0\uac8c \uc8fc\ub294 \uc2dc\uc0ac\uc810<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">BEF\u00b7DBEF\ub294 LCD \ubc31\ub77c\uc774\ud2b8\uc6a9 \ubd80\ud488\uc774\uc9c0\ub9cc, \uc5ec\uae30\uc11c \ubc30\uc6b8 \uc6d0\ub9ac\ub294 \uc77c\ubc18 \uc870\uba85\uc5d0\ub3c4 \uc801\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1. \ud761\uc218 \ub300\uc2e0 \ubc18\uc0ac\ub97c \uc120\ud0dd\ud558\ub77c<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc870\uba85 \uae30\uad6c \ub0b4\ubd80\ub97c \uac80\uac8c \ub9c8\uac10\ud558\uba74 \ubbf8\uad11\uc740 \uc904\uc9c0\ub9cc \ube5b\ub3c4 \uc0ac\ub77c\uc9d1\ub2c8\ub2e4. \ubc18\uc0ac\uc728 \ub192\uc740 \ubc31\uc0c9 \ub3c4\uc7a5\uc774\ub098 \ubc18\uc0ac\uc2dc\ud2b8\ub97c \uc4f0\uba74 \uadf8 \ube5b\uc774 \ub2e4\uc2dc \uc4f0\uc785\ub2c8\ub2e4. DBEF\uc758 \ubc1c\uc0c1\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2. \uc2dc\uc57c\uac01\uacfc \ubc1d\uae30\ub294 \ub9de\ubc14\uafc8 \uad00\uacc4\ub2e4<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc815\uba74 \ubc1d\uae30\ub97c \uc62c\ub9ac\ub824\uba74 \uc5b4\ub518\uac00\uc758 \ube5b\uc744 \uac00\uc838\uc640\uc57c \ud569\ub2c8\ub2e4. BEF\ub294 \uadf8\uac83\uc744 <strong>\uce21\uba74 \uc2dc\uc57c\uac01<\/strong>\uc5d0\uc11c \uac00\uc838\uc635\ub2c8\ub2e4. 2\ucc28 \uad11\ud559\uacc4\uc5d0\uc11c \ube54\uac01\uc744 \uc881\ud788\uba74 \uc911\uc2ec \uad11\ub3c4\uac00 \uc62c\ub77c\uac00\ub294 \uac83\uacfc \uc644\uc804\ud788 \uac19\uc740 \uad6c\uc870\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3. \uce35\ub9c8\ub2e4 \uc190\uc2e4\uc740 \uacf1\ud574\uc9c4\ub2e4<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud544\ub984\uc744 \ucd94\uac00\ud560 \ub54c\ub9c8\ub2e4 \uacc4\uba74\uc774 \ub298\uace0 <a href=\"https:\/\/steelcrucian.com\/fresnel-reflection-transmittance\/\">\ud504\ub808\ub12c \ubc18\uc0ac<\/a> \uc190\uc2e4\uc774 \ubd99\uc2b5\ub2c8\ub2e4. BEF\u00b7DBEF\ub294 <strong>\uadf8 \uc190\uc2e4\ubcf4\ub2e4 \uc7ac\ud65c\uc6a9 \uc774\ub4dd\uc774 \ucee4\uc11c<\/strong> \uc4f0\ub294 \uac83\uc785\ub2c8\ub2e4. \uc0c8 \uce35\uc744 \ub123\uc744 \ub54c\ub294 &#8220;\uc774\ub4dd\uc774 \uc190\uc2e4\ubcf4\ub2e4 \ud070\uac00&#8221;\ub97c \ud56d\uc0c1 \ub530\uc838\uc57c \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=\"%E2%9D%93_%EC%9E%90%EC%A3%BC_%ED%95%98%EB%8A%94_%EC%98%A4%ED%95%B4_3%EA%B0%80%EC%A7%80\"><\/span>\u2753 \uc790\uc8fc \ud558\ub294 \uc624\ud574 3\uac00\uc9c0<span class=\"ez-toc-section-end\"><\/span><\/h2>\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>\uc624\ud574 1. &#8220;BEF\ub294 \ube5b\uc744 \uc99d\ud3ed\ud55c\ub2e4&#8221;<\/strong> \u2192 \uc99d\ud3ed\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ub113\uac8c \ud37c\uc9c8 \ube5b\uc744 \uc881\uc740 \uac01\ub3c4\ub85c \uc555\ucd95\ud560 \ubfd0\uc785\ub2c8\ub2e4. \ucd1d \uad11\uc18d\uc740 \uc624\ud788\ub824 \uc904\uc5b4\ub4e4\uace0, \ub298\uc5b4\ub098\ub294 \uac74 \uc815\uba74 \ud718\ub3c4\uc785\ub2c8\ub2e4.<\/p>\n<\/blockquote>\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>\uc624\ud574 2. &#8220;BEF \ub450 \uc7a5\uc744 \uac19\uc740 \ubc29\ud5a5\uc73c\ub85c \uacb9\uce58\uba74 \ub450 \ubc30 \ud6a8\uacfc&#8221;<\/strong> \u2192 \uc544\ub2d9\ub2c8\ub2e4. \ubc18\ub4dc\uc2dc 90\u00b0 \uad50\ucc28\ud574\uc57c \ud569\ub2c8\ub2e4. \uac19\uc740 \ubc29\ud5a5\uc774\uba74 \uc774\ubbf8 \uc9d1\uad11\ub41c \ucd95\uc744 \ub2e4\uc2dc \uac74\ub4dc\ub9b4 \ubfd0\uc774\ub77c \ud6a8\uacfc\uac00 \uac70\uc758 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n<\/blockquote>\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>\uc624\ud574 3. &#8220;DBEF\ub294 \ud3b8\uad11 \uc120\uae00\ub77c\uc2a4\uc640 \uac19\ub2e4&#8221;<\/strong> \u2192 \ubc18\ub300\uc785\ub2c8\ub2e4. \ud3b8\uad11 \uc120\uae00\ub77c\uc2a4\ub294 <strong>\ud761\uc218\ud615<\/strong>\uc774\ub77c \ub9c9\uc740 \ube5b\uc774 \uc0ac\ub77c\uc9d1\ub2c8\ub2e4. DBEF\ub294 <strong>\ubc18\uc0ac\ud615<\/strong>\uc774\ub77c \ub9c9\uc740 \ube5b\uc774 \ub418\ub3cc\uc544\uc640 \ub2e4\uc2dc \uc4f0\uc785\ub2c8\ub2e4. \uc774 \ucc28\uc774\uac00 DBEF\uc758 \uc874\uc7ac \uc774\uc720 \uc804\ubd80\uc785\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%9C%85_%ED%95%9C%EB%88%88%EC%97%90_%EC%A0%95%EB%A6%AC\"><\/span>\u2705 \ud55c\ub208\uc5d0 \uc815\ub9ac<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>\ud56d\ubaa9<\/th><th>\ud575\uc2ec \ub0b4\uc6a9<\/th><\/tr><\/thead><tbody><tr><td>\uacf5\ud1b5 \uc6d0\ub9ac<\/td><td>\uc6d0\ud558\uc9c0 \uc54a\ub294 \ube5b\uc744 \ud761\uc218\ud558\uc9c0 \uc54a\uace0 \ub418\ub3cc\ub824 \uc7ac\ud65c\uc6a9<\/td><\/tr><tr><td>BEF \uad6c\uc870<\/td><td>\uaf2d\uc9c0\uac01 90\u00b0 \ud504\ub9ac\uc998, \ud53c\uce58 50\u339b \ub610\ub294 24\u339b<\/td><\/tr><tr><td>BEF \ub3d9\uc791<\/td><td>\ube44\uc2a4\ub4ec\ud55c \ube5b\uc740 \uad74\uc808 \ud1b5\uacfc, \uc218\uc9c1 \ube5b\uc740 \uc804\ubc18\uc0ac \uc7ac\ud65c\uc6a9<\/td><\/tr><tr><td>BEF \ud6a8\uacfc<\/td><td>\ud55c \uc7a5 \ucd5c\ub300 60% \ubc1d\uae30 \ud5a5\uc0c1 (\uc81c\uc870\uc0ac \uc790\ub8cc)<\/td><\/tr><tr><td>BEF \ub300\uac00<\/td><td>\uc2dc\uc57c\uac01 \uac10\uc18c<\/td><\/tr><tr><td>DBEF \uad6c\uc870<\/td><td>\ub2e4\uce35 \ubc18\uc0ac\ud615 \ud3b8\uad11\ud310<\/td><\/tr><tr><td>DBEF \ub3d9\uc791<\/td><td>\ub9c9\uc744 \ud3b8\uad11\uc744 \ubc18\uc0ac\ud574 \ud3b8\uad11 \uc0c1\ud0dc\ub97c \uc11e\uc5b4 \uc7ac\ud65c\uc6a9<\/td><\/tr><tr><td>\uc804\uccb4 \ud6a8\uacfc<\/td><td>\uad6c\uc131\uc5d0 \ub530\ub77c \ucd5c\ub300 120% \ud5a5\uc0c1 \uc0ac\ub840<\/td><\/tr><tr><td>\uc801\uce35 \uaddc\uce59<\/td><td>BEF \ub450 \uc7a5\uc740 90\u00b0 \uad50\ucc28, DBEF\ub294 \ud56d\uc0c1 \ub9e8 \uc704<\/td><\/tr><tr><td>\uc8fc\uc758\uc0ac\ud56d<\/td><td>\uc6e8\ud2b8\uc544\uc6c3, \ud544\ub984 \ucd94\uac00 \uc2dc \uacc4\uba74 \uc190\uc2e4<\/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=\"%F0%9F%8E%AF_%EC%98%A4%EB%8A%98_%EB%B0%94%EB%A1%9C_%ED%99%95%EC%9D%B8%ED%95%B4%EB%B3%BC_%EA%B2%83\"><\/span>\ud83c\udfaf \uc624\ub298 \ubc14\ub85c \ud655\uc778\ud574\ubcfc \uac83<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\ub178\ud2b8\ubd81\uc774\ub098 \ubaa8\ub2c8\ud130\ub97c <strong>\uc815\uba74\uc5d0\uc11c \ubcf8 \ub4a4 \uc88c\uc6b0\ub85c 45\u00b0 \uc774\ub3d9<\/strong>\ud574\ubcf4\uc138\uc694. \ubc1d\uae30\uac00 \uae09\uaca9\ud788 \ub5a8\uc5b4\uc9c4\ub2e4\uba74 BEF\uac00 \uc801\uc6a9\ub41c \uad6c\uc131\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uace0\uc7a5 \ub09c LCD \ubaa8\ub2c8\ud130\uac00 \uc788\ub2e4\uba74 \ubd84\ud574\ud574\uc11c <strong>\ubc31\ub77c\uc774\ud2b8 \ud544\ub984\uc744 \ud55c \uc7a5\uc529 \ub4e4\ucdb0\ubcf4\uc138\uc694.<\/strong> \ubb34\uc9c0\uac2f\ube5b\uc73c\ub85c \ubc18\uc9dd\uc774\ub294 \uc587\uc740 \ud544\ub984\uc774 DBEF, \ub9cc\uc84c\uc744 \ub54c \ubbf8\uc138\ud55c \uacb0\uc774 \ub290\uaef4\uc9c0\ub294 \uac83\uc774 BEF\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uc870\uba85 \uae30\uad6c\ub97c \uc124\uacc4 \uc911\uc774\ub77c\uba74 <strong>\ub0b4\ubd80 \ub9c8\uac10\uc744 \ud761\uc218(\uac80\uc815)\uc5d0\uc11c \ubc18\uc0ac(\ubc31\uc0c9)\ub85c \ubc14\uafe8\uc744 \ub54c \ud6a8\uc728 \ubcc0\ud654<\/strong>\ub97c \uac80\ud1a0\ud574\ubcf4\uc138\uc694. \uac19\uc740 \uc7ac\ud65c\uc6a9 \uc6d0\ub9ac\uac00 \uc801\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<\/ol>\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%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>\ud83c\udf00 <a href=\"https:\/\/steelcrucian.com\/polarization-basics-guide\/\">\ud3b8\uad11(Polarization) \uc644\ubcbd\uc815\ub9ac<\/a> \u2014 DBEF\ub97c \uc774\ud574\ud558\ub294 \uc804\uc81c. \ud761\uc218\ud615\uacfc \ubc18\uc0ac\ud615 \ud3b8\uad11\ud310\uc758 \ucc28\uc774\uac00 \ud575\uc2ec\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\ud83e\udea9 <a href=\"https:\/\/steelcrucian.com\/total-internal-reflection-critical-angle-guide\/\">\uc804\ubc18\uc0ac(TIR)\uc640 \uc784\uacc4\uac01 \uc644\ubcbd\uc815\ub9ac<\/a> \u2014 BEF \ud504\ub9ac\uc998\uc774 \uc218\uc9c1 \uad11\uc120\uc744 \ub418\ub3cc\ub824\ubcf4\ub0b4\ub294 \uc6d0\ub9ac \uadf8 \uc790\uccb4\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\ud83d\udca1 <a href=\"https:\/\/steelcrucian.com\/light-guide-plate-lgp-pattern-design\/\">\ub3c4\uad11\ud310(LGP) \uc6d0\ub9ac\uc640 \ub3c4\ud2b8 \ud328\ud134 \uc124\uacc4 \uae30\ucd08<\/a> \u2014 \uc774 \ud544\ub984\ub4e4 \ubc14\ub85c \uc544\ub798\uc5d0 \ub193\uc774\ub294 \ubd80\ud488. \ud568\uaed8 \ubcf4\uba74 \ubc31\ub77c\uc774\ud2b8 \uc804\uccb4 \uad6c\uc870\uac00 \uc644\uc131\ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\"><em>\ub2e4\uc74c \uae00\uc5d0\uc11c\ub294 4\ub2e8\uacc4 <strong>\uce21\uc815\uacfc \uac80\uc99d<\/strong>\uc73c\ub85c \ub118\uc5b4\uac00, <strong>\uc801\ubd84\uad6c\uc640 \uc870\ub3c4\uacc4\u00b7\ud718\ub3c4\uacc4\uc758 \ucc28\uc774<\/strong>\ub97c \uc815\ub9ac\ud558\uaca0\uc2b5\ub2c8\ub2e4. \uc774 \uae00\uc5d0\uc11c \ub098\uc628 &#8220;\uc815\uba74 \ud718\ub3c4&#8221;\uc640 &#8220;\ucd1d \uad11\uc18d&#8221;\uc774 \uc65c \ub2e4\ub978 \uc7a5\ube44\ub85c \uce21\uc815\ub418\ub294\uc9c0 \ub2e4\ub8f9\ub2c8\ub2e4.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ub178\ud2b8\ubd81 \ud654\uba74\uc744 \uc815\uba74\uc5d0\uc11c \ubcf4\uba74 \ubc1d\uace0 \uc120\uba85\ud55c\ub370, \uc606\uc73c\ub85c 45\u00b0\ucbe4 \ube44\ucf1c\uc11c\uba74 \ub208\uc5d0 \ub744\uac8c \uc5b4\ub450\uc6cc\uc9d1\ub2c8\ub2e4. \ud654\uba74\uc774 \uace0\uc7a5 \ub09c \uac8c \uc544\ub2c8\ub77c \uc77c\ubd80\ub7ec \uadf8\ub807\uac8c \uc124\uacc4\ud55c \uac83\uc785\ub2c8\ub2e4. \ubc31\ub77c\uc774\ud2b8 \uc548\uc5d0\ub294 \ube5b\uc744 \uc815\uba74\uc73c\ub85c \ubab0\uc544\uc8fc\ub294 \ud544\ub984\uc774 \ub4e4\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \ud504\ub9ac\uc998\uc2dc\ud2b8(BEF)\uc640 \ubc18\uc0ac\ud3b8\uad11\ud544\ub984(DBEF)\uc785\ub2c8\ub2e4. \ub450 \ud544\ub984\uc740 LED\ub97c \ub354 \ubc1d\uac8c \ub9cc\ub4e4\uc9c0 \uc54a\uc73c\uba74\uc11c\ub3c4 \ud654\uba74 \ubc1d\uae30\ub97c 2\ubc30 \uc774\uc0c1 \uc62c\ub9bd\ub2c8\ub2e4. \uc5b4\ub5bb\uac8c \uac00\ub2a5\ud560\uae4c\uc694? \ud83d\udca1 \uc774 \uae00\uc740 \uad11\ud559 \uc2dc\ub9ac\uc988 3\ub2e8\uacc4 \uad11\ud559 \ubd80\ud488 \uc124\uacc4\uc758 \uc5f0\uc7a5\uc120\uc785\ub2c8\ub2e4.&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":[848,844,845,849,850,847,821,846],"class_list":["post-2473","post","type-post","status-publish","format-standard","hentry","category-optics","tag-bef","tag-dbef","tag-lcd","tag-849","tag-850","tag-847","tag-821","tag-846"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/steelcrucian.com\/wp-json\/wp\/v2\/posts\/2473","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=2473"}],"version-history":[{"count":1,"href":"https:\/\/steelcrucian.com\/wp-json\/wp\/v2\/posts\/2473\/revisions"}],"predecessor-version":[{"id":2478,"href":"https:\/\/steelcrucian.com\/wp-json\/wp\/v2\/posts\/2473\/revisions\/2478"}],"wp:attachment":[{"href":"https:\/\/steelcrucian.com\/wp-json\/wp\/v2\/media?parent=2473"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/steelcrucian.com\/wp-json\/wp\/v2\/categories?post=2473"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/steelcrucian.com\/wp-json\/wp\/v2\/tags?post=2473"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}