{"id":21680,"date":"2024-05-28T01:37:08","date_gmt":"2024-05-28T01:37:08","guid":{"rendered":"https:\/\/luxmanlight.com\/?p=21680"},"modified":"2024-05-28T01:41:02","modified_gmt":"2024-05-28T01:41:02","slug":"light-measurement-for-solar-street-lighting-systems","status":"publish","type":"post","link":"https:\/\/luxmanlight.com\/id\/light-measurement-for-solar-street-lighting-systems\/","title":{"rendered":"LIGHT MEASUREMENT FOR SOLAR STREET LIGHTING SYSTEMS"},"content":{"rendered":"<div class=\"avatar-gutter ng-tns-c3041200036-45 ng-star-inserted\">\n<div class=\"resize-observable\"><span style=\"font-size: 28px; font-weight: 600; letter-spacing: 0px;\">Photometry of <a href=\"https:\/\/luxmanlight.com\/id\/\">Solar Street Lighting<\/a> Systems<\/span><\/div>\n<\/div>\n<div class=\"response-container-content ng-tns-c3041200036-45\">\n<div class=\"response-content ng-tns-c3041200036-45\">\n<div class=\"markdown markdown-main-panel\" dir=\"ltr\">\n<p data-sourcepos=\"3:1-3:86\">Solar street lights have three important brightness metrics: candela, lux, and lumens.<\/p>\n<ul data-sourcepos=\"5:1-5:33\">\n<li data-sourcepos=\"5:1-5:33\"><strong>Lumen <\/strong>represent the amount of light output.<\/li>\n<li data-sourcepos=\"6:1-6:53\"><strong>Lux <\/strong>represents the luminous flux per unit area.<\/li>\n<li data-sourcepos=\"7:1-8:0\"><strong>Candela <\/strong>represents the luminous intensity in a specific direction.<\/li>\n<\/ul>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-21692 aligncenter\" src=\"https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/luminancia_e_iluminancia.webp\" alt=\"luminancia\" width=\"800\" height=\"600\" srcset=\"https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/luminancia_e_iluminancia.webp 800w, https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/luminancia_e_iluminancia-300x225.webp 300w, https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/luminancia_e_iluminancia-768x576.webp 768w, https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/luminancia_e_iluminancia-16x12.webp 16w, https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/luminancia_e_iluminancia-705x529.webp 705w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p data-sourcepos=\"9:1-9:73\"><strong>Methods for Measuring Brightness, Luminous Intensity, and Illuminance<\/strong><\/p>\n<p data-sourcepos=\"11:1-11:85\"><strong>Lumens: <\/strong>Lumen values are measured using an integrating sphere. The lumen value of a luminaire is typically labeled on the product packaging, allowing buyers to directly assess the brightness of the luminaire based on the lumen value.<\/p>\n<p data-sourcepos=\"11:1-11:85\"><img decoding=\"async\" class=\"size-full wp-image-21683 aligncenter\" src=\"https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/\u79ef\u5206\u7403.jpg\" alt=\"lumens\" width=\"600\" height=\"400\" \/><\/p>\n<p data-sourcepos=\"13:1-13:8\"><strong>Lux: <\/strong>Lux is measured using a lux meter.<\/p>\n<p data-sourcepos=\"13:1-13:8\"><img decoding=\"async\" class=\"alignnone wp-image-21681 size-large\" src=\"https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/lux-light-meter-1030x1030.jpg\" alt=\"\" width=\"1030\" height=\"1030\" srcset=\"https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/lux-light-meter-1030x1030.jpg 1030w, https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/lux-light-meter-300x300.jpg 300w, https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/lux-light-meter-80x80.jpg 80w, https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/lux-light-meter-768x768.jpg 768w, https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/lux-light-meter-1536x1536.jpg 1536w, https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/lux-light-meter-12x12.jpg 12w, https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/lux-light-meter-36x36.jpg 36w, https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/lux-light-meter-180x180.jpg 180w, https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/lux-light-meter-1500x1500.jpg 1500w, https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/lux-light-meter-705x705.jpg 705w, https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/lux-light-meter.jpg 1600w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/><\/p>\n<p data-sourcepos=\"15:1-15:182\"><strong>Candela: <\/strong>For simple measurements, a portable photometer can be used. However, for engineering projects, a large professional radiometer is required to generate a complete report.<\/p>\n<p data-sourcepos=\"15:1-15:182\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-21687 aligncenter\" src=\"https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/Cd-meter111.jpg\" alt=\"Cd meter\" width=\"736\" height=\"754\" srcset=\"https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/Cd-meter111.jpg 736w, https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/Cd-meter111-293x300.jpg 293w, https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/Cd-meter111-12x12.jpg 12w, https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/Cd-meter111-36x36.jpg 36w, https:\/\/luxmanlight.com\/wp-content\/uploads\/2024\/05\/Cd-meter111-688x705.jpg 688w\" sizes=\"(max-width: 736px) 100vw, 736px\" \/><\/p>\n<p data-sourcepos=\"17:1-17:43\">Here is a table summarizing the key points:<\/p>\n<div class=\"horizontal-scroll-wrapper\">\n<div class=\"table-block-component\">\n<div class=\"table-block\">\n<div class=\"table-content\">\n<table data-sourcepos=\"19:1-23:128\">\n<tbody>\n<tr data-sourcepos=\"19:1-19:44\">\n<th data-sourcepos=\"19:1-19:8\">Metric<\/th>\n<th data-sourcepos=\"19:10-19:21\">Definisi<\/th>\n<th data-sourcepos=\"19:23-19:42\">Measurement Method<\/th>\n<\/tr>\n<tr data-sourcepos=\"21:1-21:63\">\n<td data-sourcepos=\"21:1-21:8\">Lumen<\/td>\n<td data-sourcepos=\"21:10-21:40\">Total amount of light emitted<\/td>\n<td data-sourcepos=\"21:42-21:61\">Integrating sphere<\/td>\n<\/tr>\n<tr data-sourcepos=\"22:1-22:49\">\n<td data-sourcepos=\"22:1-22:5\">Lux<\/td>\n<td data-sourcepos=\"22:7-22:35\">Luminous flux per unit area<\/td>\n<td data-sourcepos=\"22:37-22:47\">Lux meter<\/td>\n<\/tr>\n<tr data-sourcepos=\"23:1-23:128\">\n<td data-sourcepos=\"23:1-23:9\">Candela<\/td>\n<td data-sourcepos=\"23:11-23:54\">Luminous intensity in a specific direction<\/td>\n<td data-sourcepos=\"23:56-23:126\">Photometer (simple measurements) or radiometer (engineering projects)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"table-footer hide-from-message-actions ng-star-inserted\">\n<p data-sourcepos=\"25:1-25:29\"><strong>Additional Considerations<\/strong><\/p>\n<ul>\n<li data-sourcepos=\"27:1-27:137\">The brightness of solar street lights can vary depending on factors such as battery charge level, time of day, and ambient temperature.<\/li>\n<li data-sourcepos=\"28:1-28:195\">When selecting solar street lights,it is important to consider the specific needs of the application,such as the desired brightness level,the mounting height,and the spacing between lights.<\/li>\n<li data-sourcepos=\"28:1-28:195\">To learn more about brightness and batteries read the following articles.<\/li>\n<li class=\"slide-entry-title entry-title\"><a title=\"What battery is best for solar street lights in 2024\" href=\"https:\/\/luxmanlight.com\/id\/what-battery-is-best-for-solar-street-lights-in-2024\/\">WHAT BATTERY IS BEST FOR SOLAR STREET LIGHTS IN 2024<\/a><\/li>\n<li class=\"slide-entry-title entry-title\"><a title=\"How to calculate the height and distance of solar street light pole?\" href=\"https:\/\/luxmanlight.com\/id\/how-to-calculate-the-height-and-distance-of-solar-street-light-pole\/\">BAGAIMANA CARA MENGHITUNG TINGGI DAN JARAK TIANG LAMPU JALAN TENAGA SURYA?<\/a><\/li>\n<li class=\"slide-entry-title entry-title\"><a title=\"Are solar street lights Bright Enough? What lux level do I need?\" href=\"https:\/\/luxmanlight.com\/id\/apakah-lampu-jalan-tenaga-surya-cukup-terang\/\">WHAT LUX LEVEL DO I NEED?<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Photometry of Solar Street Lighting Systems Solar street lights have three important brightness metrics: candela, lux, and lumens. Lumens represent [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":21683,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[34],"tags":[],"class_list":["post-21680","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/luxmanlight.com\/id\/wp-json\/wp\/v2\/posts\/21680","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/luxmanlight.com\/id\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/luxmanlight.com\/id\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/luxmanlight.com\/id\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/luxmanlight.com\/id\/wp-json\/wp\/v2\/comments?post=21680"}],"version-history":[{"count":0,"href":"https:\/\/luxmanlight.com\/id\/wp-json\/wp\/v2\/posts\/21680\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/luxmanlight.com\/id\/wp-json\/wp\/v2\/media\/21683"}],"wp:attachment":[{"href":"https:\/\/luxmanlight.com\/id\/wp-json\/wp\/v2\/media?parent=21680"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/luxmanlight.com\/id\/wp-json\/wp\/v2\/categories?post=21680"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/luxmanlight.com\/id\/wp-json\/wp\/v2\/tags?post=21680"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}