{"id":2327,"date":"2025-06-19T19:34:49","date_gmt":"2025-06-19T11:34:49","guid":{"rendered":"https:\/\/www.ledphotometer.com\/blog\/high-precision-spectroradiometer-integrating-sphere-system-2\/"},"modified":"2025-07-01T17:00:38","modified_gmt":"2025-07-01T09:00:38","slug":"high-precision-spectroradiometer-integrating-sphere-system-2","status":"publish","type":"post","link":"https:\/\/www.ledphotometer.com\/ko\/%ec%a0%9c%ed%92%88\/high-precision-spectroradiometer-integrating-sphere-system-2\/","title":{"rendered":"LM-79 \uad11\ub3c4 \ubc0f \uc804\uae30 \uc801\ubd84 \uad6c \uc2dc\uc2a4\ud15c"},"content":{"rendered":"<p>LPCE-2 Integrating Sphere Spectroradiometer LED Testing System is for single LEDs and LED lighting products light measurement. LED\u2019s quality should be tested by checking its photometric, colorimetric and electrical parameters. According to <a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2020\/02\/CIE-177-2007-Standard-Free-Download.pdf\" target=\"_blank\" rel=\"noopener\">CIE 177<\/a>, <a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2020\/02\/CIE-84-1989-Standard-Free-Download.pdf\" target=\"_blank\" rel=\"noopener\">CIE84<\/a>,\u00a0 <a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2020\/02\/CIE-13.3-1995-Standard-Free-Download.pdf\" target=\"_blank\" rel=\"noopener\">CIE-13.3<\/a><span style=\"color: #000000;\">,<a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2025\/02\/ANSI-IES-LM-79-24.pdf\" target=\"_blank\" rel=\"noopener\"> IES LM-79-24<\/a>,<\/span>\u00a0<a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2019\/06\/lm-79-19.pdf\" target=\"_blank\" rel=\"noopener\">IES LM-79-19<\/a>, <a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2020\/02\/OPTICAL-ENGINEERING-49-3-033602-2010-COLOR-QUALITY-SCALE-CQS-Standard-Free-Download.pdf\" target=\"_blank\" rel=\"noopener\">Optical-Engineering-49-3-033602<\/a>, <a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2021\/06\/EU2019-2015.pdf\" target=\"_blank\" rel=\"noopener\">\uc704\uc6d0\ud68c \uc704\uc784 \uaddc\uc815 (EU) 2019\/2015<\/a>, <a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2020\/02\/IESNA-LM-63-2-2002-Standard-Free-Download.pdf\" target=\"_blank\" rel=\"noopener\">IESNA LM-63-2<\/a>, <a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2019\/07\/IES-LM-80-2015-Standard-Free-Download.pdf\" target=\"_blank\" rel=\"noopener\">IES-LM-80<\/a>\u00a0\uadf8\ub9ac\uace0 <a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2020\/02\/ANSI-C78.377-2015-Standard-Free-Download.pdf\" target=\"_blank\" rel=\"noopener\">ANSI-C78.377<\/a><span style=\"color: #000000;\">,<\/span> it recommends to using an array spectroradiometer with an integrating sphere to test SSL products. The LPCE-2 system is applied with LMS-9000C High Precision CCD Spectroradiometer or LMS-9500C Scientific Grade CCD Spectroradiometer, and a-molding integrating sphere with holder base. This sphere is more round and the test result is more accruate than the traditional integrating sphere.<\/p>\n<p><strong>\ud45c\uc900:<\/strong><br \/>\n<a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2020\/02\/CIE-177-2007-Standard-Free-Download.pdf\" target=\"_blank\" rel=\"noopener\">CIE 177<\/a> \"\ubc31\uc0c9 LED \uad11\uc6d0\uc758 \uceec\ub7ec \ub80c\ub354\ub9c1\"<br \/>\n<a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2020\/02\/CIE-84-1989-Standard-Free-Download.pdf\" target=\"_blank\" rel=\"noopener\">CIE84<\/a> \"\uad11\uc18d \uce21\uc815\"<br \/>\n<a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2020\/02\/CIE-13.3-1995-Standard-Free-Download.pdf\" target=\"_blank\" rel=\"noopener\">CIE-13.3<\/a> \"\uad11\uc6d0\uc758 \uceec\ub7ec \ub80c\ub354\ub9c1 \uc18d\uc131\uc744 \uce21\uc815\ud558\uace0 \uc9c0\uc815\ud558\ub294 \ubc29\ubc95\"<br \/>\n<a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2019\/06\/lm-79-19.pdf\" target=\"_blank\" rel=\"noopener\">LM-79-19<\/a> \"\uc194\ub9ac\ub4dc \uc2a4\ud14c\uc774\ud2b8 \uc870\uba85 \uc81c\ud488\uc758 \uad11\ud559 \ubc0f \uc804\uae30 \uce21\uc815\"<br \/>\n<a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2020\/02\/IESNA-LM-63-2-2002-Standard-Free-Download.pdf\" target=\"_blank\" rel=\"noopener\">IESNA LM-63-2<\/a> \"\uad11\ub3c4 \ub370\uc774\ud130 \ubc0f \uad00\ub828 \uc815\ubcf4\uc758 \uc804\uc790\uc801 \uc804\uc1a1\uc744 \uc704\ud55c IESNA \ud45c\uc900 \ud30c\uc77c \ud615\uc2dd\"<br \/>\n<a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2019\/07\/IES-LM-80-2011-Standard-Free-Download.pdf\" target=\"_blank\" rel=\"noopener\">IES LM-80-08<\/a> \u201cMeasuring Lumen Maintenance of LED Light Sources\u201d<br \/>\n<a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2020\/02\/ANSI-C78.377-2015-Standard-Free-Download.pdf\" target=\"_blank\" rel=\"noopener\">ANSI-C78.377<\/a> \"\uc804\uae30 \ub7a8\ud504\uc6a9 \uace0\uccb4 \uc870\uba85 \uc81c\ud488\uc758 \uc0c9\ub3c4 \uc0ac\uc591\"<br \/>\n<a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2021\/06\/EU2019-2015.pdf\" target=\"_blank\" rel=\"noopener\"> (EU) 2019\/2015<\/a> \"\uc704\uc6d0\ud68c \uc704\uc784 \uaddc\uc815\"<\/p>\n<p><strong>\uce21\uc815:<br \/>\n<\/strong>- \ube44\uc0c9: \uc0c9\ub3c4 \uc88c\ud45c, CCT, \uc0c9\ube44, \ud53c\ud06c \ud30c\uc7a5, \ubc18\ub300\uc5ed\ud3ed, \uc8fc \ud30c\uc7a5, \uc0c9 \uc21c\ub3c4, CRI, CQS, TM-30(Rf, Rg), \uc2a4\ud399\ud2b8\ub7fc \ud14c\uc2a4\ud2b8<br \/>\n\u2022 Photometric: Luminous Flux, Luminous Efficiency, Radiant Power, WPE, EQE, EEI, Energy Efficiency Class, Pupil Flux, Pupil Flux Efficiency, Pupil Factor, Cirtopic Flux, Plant Growth Lamp PAR and PPF<br \/>\n- \uc804\uae30: \uc804\uc555, \uc804\ub958, \uc804\ub825, \uc5ed\ub960, \ubcc0\uc704 \uacc4\uc218, \uace0\uc870\ud30c(\uc635\uc158)<br \/>\n\u2022 LED Light Aging Test according to LM-80: Flux VS time, CCT VS time, CRI VS time, Power VS time, Power Factor VS time, Current VS time and Flux Efficiency VS time.<\/p>\n<p>Option: The LPCE-2(LMS-9000C) or LPCE-2(LMS-9500C) work with a IS-1.5MT <a href=\"https:\/\/www.lisungroup.com\/products\/integrating-sphere\/constant-temperature-integrating-sphere.html\" target=\"_blank\" rel=\"noopener\">\ud56d\uc628 \uc801\ubd84 \uad6c<\/a> \uadf8\ub9ac\uace0 <a href=\"https:\/\/www.lisungroup.com\/products\/cfl-testing-instruments\/multiplex-temperature-tester.html\" target=\"_blank\" rel=\"noopener\">TMP-8 Multiplex Temperature Tester<\/a> can fully meet <a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2019\/07\/ies-lm-82-12-standard-free-download.pdf\" target=\"_blank\" rel=\"noopener\">IES LM-82<\/a><\/p>\n<p><strong>High Precision LPCE-2(LMS-9000C) System Configuration (It is suitable for the Middle &amp; Small Manufacturer or General Test Lab):<br \/>\n<\/strong><a href=\"https:\/\/www.lisungroup.com\/products\/spectroradiometer\/high-precision-ccd-spectroradiometer.html\" target=\"_blank\" rel=\"noopener noreferrer\">High Precision CCD Spectroradiometer\u00a0<\/a>(LMS-9000C), <a href=\"https:\/\/www.lisungroup.com\/products\/photometer-and-colorimeter\/optical-fiber.html\" target=\"_blank\" rel=\"noopener noreferrer\">\uad11\uc12c\uc720<\/a>\u00a0(CFO-150\ub9cc),\u00a0<a href=\"https:\/\/www.lisungroup.com\/products\/ac-and-dc-power-supply\/digital-power-meter-high-accuracy-model.html\" target=\"_blank\" rel=\"noopener noreferrer\">\ub514\uc9c0\ud138 \ud30c\uc6cc \ubbf8\ud130<\/a> (LS2050B\/LS2050C\/LS2012), <a href=\"https:\/\/www.lisungroup.com\/products\/ac-and-dc-power-supply\/digital-cc-and-cv-dc-power-supply.html\" target=\"_blank\" rel=\"noopener noreferrer\">DC \uc804\uc6d0<\/a>\u00a0(DC Series),\u00a0<a href=\"https:\/\/www.lisungroup.com\/products\/ac-and-dc-power-supply\/ac-power-source.html\" target=\"_blank\" rel=\"noopener noreferrer\">AC \uc804\uc6d0<\/a> (LSP-500VARC or LSP-500VARC-Pst), <a href=\"https:\/\/www.lisungroup.com\/products\/integrating-sphere\/integrating-spheres.html\" target=\"_blank\" rel=\"noopener noreferrer\">\uc801\ubd84\uad6c<\/a>\u00a0(IS-1.5MA and IS-0.3M), <a href=\"https:\/\/www.lisungroup.com\/products\/photometer-and-colorimeter\/standard-light-source.html\" target=\"_blank\" rel=\"noopener\">\ud45c\uc900 \uad11\uc6d0<\/a> (SLS-50W and SLS-10W), <a href=\"https:\/\/www.lisungroup.com\/products\/photometer-and-colorimeter\/19inch-standard-instrument-cabinet.html\" target=\"_blank\" rel=\"noopener\">19 Inch Cabinet<\/a> (CASE-19IN). You can download the detailed PDF here: <a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2019\/06\/high-precision-spectroradiometer-integrating-sphere-system-9000c.pdf\" target=\"_blank\" rel=\"noopener\">LPCE-2 (LMS-9000C) High Precision CCD Spectroradiometer Integrating Sphere System Brochure<\/a><\/p>\n<p><strong>\uc0ac\uc591:<\/strong><br \/>\n\u2022 Spectral Wavelength Accuracy: \u00b10.3nm, Wavelength Reproducibility: \u00b10.1nm<br \/>\n- \uc0d8\ud50c \uc2a4\uce94 \ub2e8\uacc4: \u00b10.1nm<br \/>\n\u2022 Accuracy of Chromaticity Coordinate (\u0394x, \u0394y): \u00b10.002 (under Standard A Lamp)<br \/>\n\u2022 Correlated Color Temperature CCT: 1,500K~100,000K, CCT Accuracy: \u00b10.3%<br \/>\n\u2022 Color Rendering Index Range: 0~100.0, Accuracy: \u00b1(0.3%rd\u00b10.3)<br \/>\n\u2022 Luminous Flux Range: 0.01-200,000lm; Photometric linear Accuracy: \u00b10.5%<br \/>\n\u2022 Stray light: &lt;0.015%(600nm) and &lt;0.03%(435nm)<br \/>\n\u2022 Integration Time: 0.1~10,000ms<br \/>\n\u2022 It can measure the temperatures inside and outside of integrating sphere<br \/>\n\u2022 Flux testing method: spectrum, photometric and spectrum with photometric revision<br \/>\n- \uc774 \uc2dc\uc2a4\ud15c\uc5d0\ub294 \ubcf4\uc870 \ub7a8\ud504 \uc7a5\uce58\uac00 \ud3ec\ud568\ub418\uc5b4 \uc788\uc73c\uba70 \uc18c\ud504\ud2b8\uc6e8\uc5b4\uc5d0\ub294 \uc790\uccb4 \ud761\uc218 \uacc4\uc218 \ubcf4\uc815 \uae30\ub2a5\uc774 \ud3ec\ud568\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<br \/>\n\u2022 It can measure the temperatures inside and outside of integrating sphere<br \/>\n- USB \ucf00\uc774\ube14\uc744 \ud1b5\ud574 PC\uc640 \uc5f0\uacb0\ud569\ub2c8\ub2e4. \uc601\uc5b4 \ubc84\uc804 \uc18c\ud504\ud2b8\uc6e8\uc5b4\ub294 Win7, Win8, Win10, Win11(Microsoft \uc778\uc99d \ub4dc\ub77c\uc774\ubc84)\uc5d0\uc11c \uc2e4\ud589\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<br \/>\n\u2022 The LM-79 Photometry, Colorimetry and Electricity report can be exported PDF and LED Optical Maintenance test report can be exported Excel or PDF<\/p>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 20%;\"><strong>LISUN \ubaa8\ub378<\/strong><\/td>\n<td style=\"width: 20%;\"><strong>LMS-9000C<\/strong><\/td>\n<td style=\"width: 20%;\"><strong>LMS-9000CUV-VIS<\/strong><\/td>\n<td style=\"width: 20%;\"><strong>LMS-9000CVIS-NIR<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 20%;\"><strong>Wavelength<\/strong><\/td>\n<td style=\"width: 20%;\">350-800nm<\/td>\n<td style=\"width: 20%;\">200-800nm<\/td>\n<td style=\"width: 20%;\">350-1050nm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Scientific Grade LPCE-2(LMS-9500C) System Configuration (It is suitable for the Big &amp; Middle Manufactory or Third Party Test Lab):\u00a0<\/strong><br \/>\n<a href=\"https:\/\/www.lisungroup.com\/products\/spectroradiometer\/scientific-grade-ccd-spectroradiometer.html\" target=\"_blank\" rel=\"noopener noreferrer\">Scientific Grade CCD Spectroradiometer <\/a>(LMS-9500C), <a href=\"https:\/\/www.lisungroup.com\/products\/photometer-and-colorimeter\/optical-fiber.html\" target=\"_blank\" rel=\"noopener noreferrer\">\uad11\uc12c\uc720<\/a>\u00a0(CFO-150\ub9cc),\u00a0<a href=\"https:\/\/www.lisungroup.com\/products\/ac-and-dc-power-supply\/digital-power-meter-high-accuracy-model.html\" target=\"_blank\" rel=\"noopener noreferrer\">\ub514\uc9c0\ud138 \ud30c\uc6cc \ubbf8\ud130<\/a> (LS2050C), <a href=\"https:\/\/www.lisungroup.com\/products\/ac-and-dc-power-supply\/digital-cc-and-cv-dc-power-supply.html\" target=\"_blank\" rel=\"noopener noreferrer\">DC \uc804\uc6d0<\/a>\u00a0(DC Series),\u00a0<a href=\"https:\/\/www.lisungroup.com\/products\/ac-and-dc-power-supply\/ac-power-source.html\" target=\"_blank\" rel=\"noopener noreferrer\">AC \uc804\uc6d0<\/a> (LSP-500VARC or LSP-500VARC-Pst), <a href=\"https:\/\/www.lisungroup.com\/products\/integrating-sphere\/integrating-spheres.html\" target=\"_blank\" rel=\"noopener noreferrer\">\uc801\ubd84\uad6c<\/a>\u00a0(IS-1.5MA and IS-0.3M), <a href=\"https:\/\/www.lisungroup.com\/products\/photometer-and-colorimeter\/standard-light-source.html\" target=\"_blank\" rel=\"noopener\">\ud45c\uc900 \uad11\uc6d0<\/a> (SLS-50W and SLS-10W), <a href=\"https:\/\/www.lisungroup.com\/products\/photometer-and-colorimeter\/19inch-standard-instrument-cabinet.html\" target=\"_blank\" rel=\"noopener\">19 Inch Cabinet<\/a> (CASE-19IN). You can download the detail PDF here: <a href=\"https:\/\/www.lisungroup.com\/wp-content\/uploads\/2019\/06\/scientific-grade-ccd-spectroradiometer-integrating-sphere-system-9500.pdf\" target=\"_blank\" rel=\"noopener\">LPCE-2 (LMS-9500C) Scientific Grade CCD Spectroradiometer Integrating Sphere System Brochure<\/a><\/p>\n<p><strong>\uc0ac\uc591:<\/strong><br \/>\n\u2022 CCD detector: Hamamatsu TE-cooled (Temp: -10\u00b0C \u00b10.05\u00b0C) high sensitivity back-thinned detector<br \/>\n\u2022 Spectral wavelength accuracy: \u00b10.2nm, Resolution: \u00b10.1nm, Sample scanning steps: \u00b10.1nm<br \/>\n\u2022 Accuracy of chromaticity coordinate (\u0394x, \u0394y): \u00b10.0015 (under Standard A Lamp)<br \/>\n\u2022 Correlated color temperature CCT: 1, 500K~100, 000K, CCT accuracy: \u00b10.2%<br \/>\n\u2022 Color rendering index range: 0~100.0, Accuracy: \u00b1(0.3%rd\u00b10.3)<br \/>\n\u2022 Photometric linear Accuracy: \u00b10.2%<br \/>\n\u2022 Stray light: &lt;0.015%(600nm) and &lt;0.03% (435nm)<br \/>\n\u2022 Integration time: 0.1ms-60s<br \/>\n\u2022 It can measure the temperatures inside and outside of integrating sphere<br \/>\n\u2022 Flux testing method: spectrum, photometric and spectrum with photometric revision<br \/>\n- \uc774 \uc2dc\uc2a4\ud15c\uc5d0\ub294 \ubcf4\uc870 \ub7a8\ud504 \uc7a5\uce58\uac00 \ud3ec\ud568\ub418\uc5b4 \uc788\uc73c\uba70 \uc18c\ud504\ud2b8\uc6e8\uc5b4\uc5d0\ub294 \uc790\uccb4 \ud761\uc218 \uacc4\uc218 \ubcf4\uc815 \uae30\ub2a5\uc774 \ud3ec\ud568\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<br \/>\n\u2022 Connect with PC via USB cable. The English version software can be run in Win7, Win8, Win10, Win11 (Microsoft certified driver)<br \/>\n\u2022 The LM-79 Photometric, Colorimetric and Electricity report can be exported PDF and LED Optical Maintenance test report can be exported Excel or PDF<\/p>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 20%;\"><strong>LISUN \ubaa8\ub378<\/strong><\/td>\n<td style=\"width: 20%;\"><strong>LMS-9500C<\/strong><\/td>\n<td style=\"width: 20%;\"><strong>LMS-9500CUV-VIS<\/strong><\/td>\n<td style=\"width: 20%;\"><strong>LMS-9500CVIS-NIR<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 20%;\"><strong>Wavelength<\/strong><\/td>\n<td style=\"width: 20%;\">350-800nm<\/td>\n<td style=\"width: 20%;\">200-800nm<\/td>\n<td style=\"width: 20%;\">350-1050nm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong><a href=\"https:\/\/www.lisungroup.com\/news\/technology-news\/lisun-lpce-2lms-9000c-high-precision-spectroradiometer-integrating-sphere-system-after-sales-questions-and-answers.html\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #0000ff;\">LISUN LPCE-2(LMS-9000C) High Precision Spectroradiometer Integrating Sphere System \u2013 After-sales Frequently Asked Questions (FAQ).<\/span><\/a><br \/>\n<\/strong>LISUN LPCE-2(LMS-9000C) High Precision Spectroradiometer Integrating Sphere System were in the market for more than 10 years, LISUN engineers service team already summary the most of the After Sales Questions and Answers in the above link. Please read it carefuly, you can solve the most of the problems by yourself if you have some questions while using the instruments. LISUN will be continue to update this pages and more FAQ can be found in this topic link.<\/p>\n<p><strong><a href=\"https:\/\/www.lisungroup.com\/news\/technology-news\/lisun-lpce-2lms-9500b-high-precision-spectroradiometer-integrating-sphere-system-after-sales-questions-and-answers.html \" target=\"_blank\" rel=\"noopener\"><span style=\"color: #0000ff;\">LISUN LPCE-2(LMS-9500C) High Precision Spectroradiometer Integrating Sphere System \u2013 After-sales Frequently Asked Questions (FAQ).<\/span><\/a><br \/>\n<\/strong>LISUN LPCE-2(LMS-9500C) High Precision Spectroradiometer Integrating Sphere System were in the market for more than 10 years, LISUN engineers service team already summary the most of the After Sales Questions and Answers in the above link. Please read it carefuly, you can solve the most of the problems by yourself if you have some questions while using the instruments. LISUN will be continue to update this pages and more FAQ can be found in this topic link.<\/p>\n<p><strong><a href=\"https:\/\/www.lisungroup.com\/news\/technology-news\/lisun-lpce-2lms-9000-high-precision-spectroradiometer-integrating-sphere-system-after-sales-questions-and-answers.html\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #0000ff;\">LISUN LPCE-2(LMS-9000B\/A) High Precision Spectroradiometer Integrating Sphere System \u2013 After-sales Frequently Asked Questions (FAQ).<\/span><\/a><br \/>\n<\/strong>LISUN LPCE-2(LMS-9000B\/A) High Precision Spectroradiometer Integrating Sphere System were in the market for more than 10 years, LISUN engineers service team already summary the most of the After Sales Questions and Answers in the above link. Please read it carefuly, you can solve the most of the problems by yourself if you have some questions while using the instruments. LISUN will be continue to update this pages and more FAQ can be found in this topic link.<\/p>","protected":false},"excerpt":{"rendered":"<p>LPCE-2 Integrating Sphere Spectroradiometer LED Testing System is for single LEDs and LED lighting products light measurement. LED\u2019s quality should be tested by checking its photometric, colorimetric and electrical parameters. According to CIE 177, CIE84,\u00a0 CIE-13.3, IES LM-79-24,\u00a0IES LM-79-19, Optical-Engineering-49-3-033602, COMMISSION DELEGATED REGULATION (EU) 2019\/2015, IESNA LM-63-2, IES-LM-80\u00a0and ANSI-C78.377, it recommends to using an array [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3432,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[27],"class_list":["post-2327","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-products","tag-lpce-2lms-9000"],"_links":{"self":[{"href":"https:\/\/www.ledphotometer.com\/ko\/wp-json\/wp\/v2\/posts\/2327","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ledphotometer.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ledphotometer.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ledphotometer.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ledphotometer.com\/ko\/wp-json\/wp\/v2\/comments?post=2327"}],"version-history":[{"count":0,"href":"https:\/\/www.ledphotometer.com\/ko\/wp-json\/wp\/v2\/posts\/2327\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ledphotometer.com\/ko\/wp-json\/wp\/v2\/media\/3432"}],"wp:attachment":[{"href":"https:\/\/www.ledphotometer.com\/ko\/wp-json\/wp\/v2\/media?parent=2327"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ledphotometer.com\/ko\/wp-json\/wp\/v2\/categories?post=2327"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ledphotometer.com\/ko\/wp-json\/wp\/v2\/tags?post=2327"}],"curies":[{"name":"\uc6cc\ub4dc\ud504\ub808\uc2a4","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}