{"id":13762,"date":"2023-08-14T06:05:00","date_gmt":"2023-08-14T06:05:00","guid":{"rendered":"https:\/\/staging.rayzeek.com\/?p=13762"},"modified":"2023-12-26T08:39:38","modified_gmt":"2023-12-26T08:39:38","slug":"what-is-level-of-illumination","status":"publish","type":"post","link":"https:\/\/staging.rayzeek.com\/zh_hk\/glossary\/what-is-level-of-illumination","title":{"rendered":"What is Level of Illumination"},"content":{"rendered":"<h2 class=\"wp-block-heading\" id=\"h-what-is-level-of-illumination\">What is Level of Illumination<\/h2><p>Level of illumination is the measurement or calculation of the amount of light present in a specific area, particularly in roadway lighting situations. It is a factor in determining the visibility and safety of roadways. The level of illumination can be determined by calculating either the illuminance levels or the luminance levels, or both. Illuminance is the amount of light that hits the pavement surface and is measured in foot-candles (US customary units) or lux (SI units). On the other hand, luminance refers to the measurement of the reflected light from the pavement surface that is visible to the motorist&#8217;s eye. It is measured in candela per square meter (cd\/m2). Calculating luminance requires knowledge of the reflectance characteristics of the pavement and the use of lighting design software.<\/p><p>The level and uniformity of illuminance or luminance along a highway depend on various factors, including the lumen output of the light source, luminaire distribution, mounting height, luminaire position, pavement reflectance, and pole spacing and arrangement. Different installation arrangements, such as a few high-output light sources or a greater number of low-output sources, can achieve the same average level of illumination. To ensure accurate lighting calculations, the proper light loss factor (LLF) should be also taken into consideration. The LLF is a depreciation factor applied to the calculated initial average illuminance or luminance.<\/p><div class=\"insert_inquiry_outer_wrapper\"><h3>Looking For Motion-Activated Energy-Saving Solutions?<\/h3><p>Contact us for complete PIR motion sensors, motion-activated energy-saving products, motion sensor switches, and Occupancy\/Vacancy commercial solutions.<\/p><div class = \"insert_inquiry_buttons\"><div class = \"insert_inquiry_button_wrapper insert_inquiry_button_email\"><div><a href = \"mailto:info@rayzeek.com\"><p>Send an Email<\/p><\/a><\/div><\/div><div class = \"insert_inquiry_button_wrapper insert_inquiry_button_email_contact\"><div><a href=\"https:\/\/www.rayzeek.com\/contact\"><p>Contact Form<\/p><\/a><\/div><\/div><div class = \"insert_inquiry_button_wrapper insert_inquiry_button_chat chat_jump\"><div><a href=\"#\"><p>Chat Online<\/p><\/a><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Level of illumination is the measurement or calculation of the amount of light present in a specific area, particularly in roadway lighting situations.<\/p>","protected":false},"author":4,"featured_media":12863,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"article_term":"","article_term_alternate":"","article_term_def":"","article_hook":"","auto_links":"[{\"keyword\": \"mounting height\", \"idxall\": 0, \"keywordtitlesimi\": 0.9691525101661682, \"keywordslugsimi\": 0.9691525101661682, \"paratitlesimi\": 0.5080705881118774, \"paraslugsimi\": 0.5080705881118774, \"slug\": \"what-is-mounting-height\", \"title\": \"What is Mounting Height\", \"id\": 13846}, {\"keyword\": \"lux\", \"idxall\": 0, \"keywordtitlesimi\": 0.9160708785057068, \"keywordslugsimi\": 0.9160708785057068, \"paratitlesimi\": 0.6229879856109619, \"paraslugsimi\": 0.6229879856109619, \"slug\": \"what-is-lux\", \"title\": \"What is Lux\", \"id\": 13311}, {\"keyword\": \"foot-candles\", \"idxall\": 0, \"keywordtitlesimi\": 0.8227816820144653, \"keywordslugsimi\": 0.7855966091156006, \"paratitlesimi\": 0.5476977229118347, \"paraslugsimi\": 0.5097001791000366, \"slug\": \"what-is-foot-candle-fc\", \"title\": \"What is Foot-Candle (Fc)\", \"id\": 14062}, {\"keyword\": \"lumen output\", \"idxall\": 0, \"keywordtitlesimi\": 0.8036849498748779, \"keywordslugsimi\": 0.8036849498748779, \"paratitlesimi\": 0.6394851207733154, \"paraslugsimi\": 0.6394851207733154, \"slug\": \"what-is-lumens-per-watt\", \"title\": \"What is Lumens per Watt\", \"id\": 13524}, {\"keyword\": \"luminaire distribution\", \"idxall\": 0, \"keywordtitlesimi\": 0.8016762137413025, \"keywordslugsimi\": 0.8016762137413025, \"paratitlesimi\": 0.5748439431190491, \"paraslugsimi\": 0.5748439431190491, \"slug\": \"what-is-luminaire\", \"title\": \"What is Luminaire\", \"id\": 14125}, {\"keyword\": \"lumen output\", \"idxall\": 0, \"keywordtitlesimi\": 0.7993406057357788, \"keywordslugsimi\": 0.7993406057357788, \"paratitlesimi\": 0.6243956089019775, \"paraslugsimi\": 0.6243956089019775, \"slug\": \"what-is-lumens-to-watts\", \"title\": \"What is Lumens To Watts\", \"id\": 13890}, {\"keyword\": \"lumen output\", \"idxall\": 0, \"keywordtitlesimi\": 0.7969884276390076, \"keywordslugsimi\": 0.7969884276390076, \"paratitlesimi\": 0.6491742134094238, \"paraslugsimi\": 0.6491742134094238, \"slug\": \"what-are-delivered-lumens\", \"title\": \"What are Delivered Lumens\", \"id\": 13834}, {\"keyword\": \"lumen output\", \"idxall\": 0, \"keywordtitlesimi\": 0.7927697896957397, \"keywordslugsimi\": 0.7927697896957397, \"paratitlesimi\": 0.6360251903533936, \"paraslugsimi\": 0.6360251903533936, \"slug\": \"what-is-watts-to-lumens\", \"title\": \"What is Watts To Lumens\", \"id\": 13904}, {\"keyword\": \"lumen output\", \"idxall\": 0, \"keywordtitlesimi\": 0.7646464109420776, \"keywordslugsimi\": 0.7925988435745239, \"paratitlesimi\": 0.6739377379417419, \"paraslugsimi\": 0.6349742412567139, \"slug\": \"what-are-lumens\", \"title\": \"What are Lumens (lm)\", \"id\": 13053}, {\"keyword\": \"lumen output\", \"idxall\": 0, \"keywordtitlesimi\": 0.7911689877510071, \"keywordslugsimi\": 0.7911689877510071, \"paratitlesimi\": 0.6386896371841431, \"paraslugsimi\": 0.6386896371841431, \"slug\": \"what-is-mean-lumens\", \"title\": \"What is Mean Lumens\", \"id\": 13779}, {\"keyword\": \"luminaire position\", \"idxall\": 0, \"keywordtitlesimi\": 0.7859870195388794, \"keywordslugsimi\": 0.7859870195388794, \"paratitlesimi\": 0.5748439431190491, \"paraslugsimi\": 0.5748439431190491, \"slug\": \"what-is-luminaire\", \"title\": \"What is Luminaire\", \"id\": 14125}, {\"keyword\": \"lumen output\", \"idxall\": 0, \"keywordtitlesimi\": 0.7757814526557922, \"keywordslugsimi\": 0.7757814526557922, \"paratitlesimi\": 0.6570146679878235, \"paraslugsimi\": 0.6570146679878235, \"slug\": \"what-are-initial-lumens\", \"title\": \"What are Initial Lumens\", \"id\": 14309}, {\"keyword\": \"calculated initial average illuminance or luminance\", \"idxall\": 0, \"keywordtitlesimi\": 0.7736630439758301, \"keywordslugsimi\": 0.7736630439758301, \"paratitlesimi\": 0.6570146679878235, \"paraslugsimi\": 0.6570146679878235, \"slug\": \"what-are-initial-lumens\", \"title\": \"What are Initial Lumens\", \"id\": 14309}, {\"keyword\": \"high-output light sources\", \"idxall\": 0, \"keywordtitlesimi\": 0.7700150012969971, \"keywordslugsimi\": 0.7609637975692749, \"paratitlesimi\": 0.5518906116485596, \"paraslugsimi\": 0.5440620183944702, \"slug\": \"what-is-high-output-ho-lamp\", \"title\": \"What is High-Output (Ho) Lamp\", \"id\": 14191}, {\"keyword\": \"lighting design software\", \"idxall\": 0, \"keywordtitlesimi\": 0.7092642784118652, \"keywordslugsimi\": 0.7696681022644043, \"paratitlesimi\": 0.6613114476203918, \"paraslugsimi\": 0.6941574215888977, \"slug\": \"what-is-lighting-design-lumens\", \"title\": \"What is Lighting Design Lumens (LDL)\", \"id\": 13292}, {\"keyword\": \"Level of illumination\", \"idxall\": 0, \"keywordtitlesimi\": 0.7638393640518188, \"keywordslugsimi\": 0.7638393640518188, \"paratitlesimi\": 0.7229517698287964, \"paraslugsimi\": 0.7229517698287964, \"slug\": \"what-is-quantity-of-light\", \"title\": \"What is Quantity of Light\", \"id\": 13530}, {\"keyword\": \"lumen output\", \"idxall\": 0, \"keywordtitlesimi\": 0.7636504173278809, \"keywordslugsimi\": 0.7636504173278809, \"paratitlesimi\": 0.6570227146148682, \"paraslugsimi\": 0.6570227146148682, \"slug\": \"what-are-nominal-lumens\", \"title\": \"What are Nominal Lumens\", \"id\": 13928}, {\"keyword\": \"Level of illumination\", \"idxall\": 0, \"keywordtitlesimi\": 0.7598379850387573, \"keywordslugsimi\": 0.7598379850387573, \"paratitlesimi\": 0.7044960260391235, \"paraslugsimi\": 0.7044960260391235, \"slug\": \"what-is-light-quality\", \"title\": \"What is Light Quality\", \"id\": 13951}, {\"keyword\": \"Level of illumination\", \"idxall\": 0, \"keywordtitlesimi\": 0.7593969702720642, \"keywordslugsimi\": 0.7593969702720642, \"paratitlesimi\": 0.7853689193725586, \"paraslugsimi\": 0.7853689193725586, \"slug\": \"what-is-illumination\", \"title\": \"What is Illumination\", \"id\": 13577}, {\"keyword\": \"luminaire position\", \"idxall\": 0, \"keywordtitlesimi\": 0.7473006844520569, \"keywordslugsimi\": 0.7586546540260315, \"paratitlesimi\": 0.6589610576629639, \"paraslugsimi\": 0.6595607995986938, \"slug\": \"what-is-cut-off-angle-of-a-luminaire\", \"title\": \"What is Cut Off Angle (of a Luminaire)\", \"id\": 13540}, {\"keyword\": \"lumen output\", \"idxall\": 0, \"keywordtitlesimi\": 0.7581338882446289, \"keywordslugsimi\": 0.7581338882446289, \"paratitlesimi\": 0.6618916988372803, \"paraslugsimi\": 0.6618916988372803, \"slug\": \"what-is-fixture-lumens\", \"title\": \"What is Fixture Lumens\", \"id\": 14133}, {\"keyword\": \"Level of illumination\", \"idxall\": 0, \"keywordtitlesimi\": 0.7558937668800354, \"keywordslugsimi\": 0.7558937668800354, \"paratitlesimi\": 0.7858021259307861, \"paraslugsimi\": 0.7858021259307861, \"slug\": \"what-is-illuminance\", \"title\": \"What is Illuminance\", \"id\": 13562}, {\"keyword\": \"pavement reflectance\", \"idxall\": 0, \"keywordtitlesimi\": 0.7542906999588013, \"keywordslugsimi\": 0.7542906999588013, \"paratitlesimi\": 0.615256667137146, \"paraslugsimi\": 0.615256667137146, \"slug\": \"what-is-reflectance\", \"title\": \"What is Reflectance\", \"id\": 13992}]","article_topic":"","article_fact_check":"","mt_social_share":"","mt_content_meta":"","mt_glossary_display":"","glossary_heading":"","glossary":"Level of Illumination","glossary_alter":"","glossary_def":"","article_task":"","footnotes":""},"categories":[102],"tags":[99],"class_list":["post-13762","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-glossary","tag-glossary"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is Level of Illumination - Rayzeek<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/staging.rayzeek.com\/zh_hk\/glossary\/what-is-level-of-illumination\" \/>\n<meta property=\"og:locale\" content=\"zh_HK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is Level of Illumination - Rayzeek\" \/>\n<meta property=\"og:description\" content=\"Level of illumination is the measurement or calculation of the amount of light present in a specific area, particularly in roadway lighting situations.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/staging.rayzeek.com\/zh_hk\/glossary\/what-is-level-of-illumination\" \/>\n<meta property=\"og:site_name\" content=\"Rayzeek\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/bester001\/\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/bester001\/\" \/>\n<meta property=\"article:published_time\" content=\"2023-08-14T06:05:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-12-26T08:39:38+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2023\/06\/rayzeek-glossary-image-5.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"800\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Horace He\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@RayzeekTech\" \/>\n<meta name=\"twitter:site\" content=\"@RayzeekTech\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"Horace He\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9810\u8a08\u95b1\u8b80\u6642\u9593\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \u5206\u9418\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination#article\",\"isPartOf\":{\"@id\":\"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination\"},\"author\":{\"name\":\"Horace He\",\"@id\":\"https:\/\/staging.rayzeek.com\/#\/schema\/person\/ff0b4bd6573444e02efc8613274549c4\"},\"headline\":\"What is Level of Illumination\",\"datePublished\":\"2023-08-14T06:05:00+00:00\",\"dateModified\":\"2023-12-26T08:39:38+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination\"},\"wordCount\":233,\"publisher\":{\"@id\":\"https:\/\/staging.rayzeek.com\/#organization\"},\"image\":{\"@id\":\"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination#primaryimage\"},\"thumbnailUrl\":\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2023\/06\/rayzeek-glossary-image-5.jpg\",\"keywords\":[\"glossary\"],\"articleSection\":[\"glossary\"],\"inLanguage\":\"zh-HK\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination\",\"url\":\"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination\",\"name\":\"What is Level of Illumination - Rayzeek\",\"isPartOf\":{\"@id\":\"https:\/\/staging.rayzeek.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination#primaryimage\"},\"image\":{\"@id\":\"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination#primaryimage\"},\"thumbnailUrl\":\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2023\/06\/rayzeek-glossary-image-5.jpg\",\"datePublished\":\"2023-08-14T06:05:00+00:00\",\"dateModified\":\"2023-12-26T08:39:38+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination#breadcrumb\"},\"inLanguage\":\"zh-HK\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-HK\",\"@id\":\"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination#primaryimage\",\"url\":\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2023\/06\/rayzeek-glossary-image-5.jpg\",\"contentUrl\":\"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2023\/06\/rayzeek-glossary-image-5.jpg\",\"width\":1200,\"height\":800},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/staging.rayzeek.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"What is Level of Illumination\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/staging.rayzeek.com\/#website\",\"url\":\"https:\/\/staging.rayzeek.com\/\",\"name\":\"Rayzeek\",\"description\":\"Motion Sensor &amp; Occupancy Sensor Expert\",\"publisher\":{\"@id\":\"https:\/\/staging.rayzeek.com\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/staging.rayzeek.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"zh-HK\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/staging.rayzeek.com\/#organization\",\"name\":\"Rayzeek\",\"url\":\"https:\/\/staging.rayzeek.com\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-HK\",\"@id\":\"https:\/\/staging.rayzeek.com\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/rayzeek.com\/wp-content\/uploads\/2021\/05\/rayzeek-logo-retina.png\",\"contentUrl\":\"https:\/\/rayzeek.com\/wp-content\/uploads\/2021\/05\/rayzeek-logo-retina.png\",\"width\":260,\"height\":101,\"caption\":\"Rayzeek\"},\"image\":{\"@id\":\"https:\/\/staging.rayzeek.com\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/bester001\/\",\"https:\/\/x.com\/RayzeekTech\",\"https:\/\/www.youtube.com\/channel\/UCTKY5jxVUKLU8PVz0hdFzVA\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/staging.rayzeek.com\/#\/schema\/person\/ff0b4bd6573444e02efc8613274549c4\",\"name\":\"Horace He\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-HK\",\"@id\":\"https:\/\/staging.rayzeek.com\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/b9ab0da9c3f45afde750e07034029871?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/b9ab0da9c3f45afde750e07034029871?s=96&d=mm&r=g\",\"caption\":\"Horace He\"},\"description\":\"Horace He has worked in the motion sensor industry for 12 years. He is the CEO of Rayzeek, an all-in-one manufacturing company of motion sensor switches, occupancy sensors, light sensors, dimmers, and motion sensor lights. Horace helps his customers to reduce electricity energy waste and enjoy a smarter, greener, hands-free lifestyle. In his free time, Horace likes to hike, travel, and go fishing with his family.\",\"sameAs\":[\"https:\/\/rayzeek.com\",\"https:\/\/www.facebook.com\/bester001\/\",\"https:\/\/x.com\/RayzeekTech\",\"https:\/\/www.youtube.com\/channel\/UCTKY5jxVUKLU8PVz0hdFzVA\"],\"url\":\"https:\/\/staging.rayzeek.com\/zh_hk\/author\/horace\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"What is Level of Illumination - Rayzeek","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/staging.rayzeek.com\/zh_hk\/glossary\/what-is-level-of-illumination","og_locale":"zh_HK","og_type":"article","og_title":"What is Level of Illumination - Rayzeek","og_description":"Level of illumination is the measurement or calculation of the amount of light present in a specific area, particularly in roadway lighting situations.","og_url":"https:\/\/staging.rayzeek.com\/zh_hk\/glossary\/what-is-level-of-illumination","og_site_name":"Rayzeek","article_publisher":"https:\/\/www.facebook.com\/bester001\/","article_author":"https:\/\/www.facebook.com\/bester001\/","article_published_time":"2023-08-14T06:05:00+00:00","article_modified_time":"2023-12-26T08:39:38+00:00","og_image":[{"width":1200,"height":800,"url":"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2023\/06\/rayzeek-glossary-image-5.jpg","type":"image\/jpeg"}],"author":"Horace He","twitter_card":"summary_large_image","twitter_creator":"@RayzeekTech","twitter_site":"@RayzeekTech","twitter_misc":{"\u4f5c\u8005":"Horace He","\u9810\u8a08\u95b1\u8b80\u6642\u9593":"1 \u5206\u9418"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination#article","isPartOf":{"@id":"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination"},"author":{"name":"Horace He","@id":"https:\/\/staging.rayzeek.com\/#\/schema\/person\/ff0b4bd6573444e02efc8613274549c4"},"headline":"What is Level of Illumination","datePublished":"2023-08-14T06:05:00+00:00","dateModified":"2023-12-26T08:39:38+00:00","mainEntityOfPage":{"@id":"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination"},"wordCount":233,"publisher":{"@id":"https:\/\/staging.rayzeek.com\/#organization"},"image":{"@id":"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination#primaryimage"},"thumbnailUrl":"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2023\/06\/rayzeek-glossary-image-5.jpg","keywords":["glossary"],"articleSection":["glossary"],"inLanguage":"zh-HK"},{"@type":"WebPage","@id":"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination","url":"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination","name":"What is Level of Illumination - Rayzeek","isPartOf":{"@id":"https:\/\/staging.rayzeek.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination#primaryimage"},"image":{"@id":"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination#primaryimage"},"thumbnailUrl":"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2023\/06\/rayzeek-glossary-image-5.jpg","datePublished":"2023-08-14T06:05:00+00:00","dateModified":"2023-12-26T08:39:38+00:00","breadcrumb":{"@id":"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination#breadcrumb"},"inLanguage":"zh-HK","potentialAction":[{"@type":"ReadAction","target":["https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination"]}]},{"@type":"ImageObject","inLanguage":"zh-HK","@id":"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination#primaryimage","url":"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2023\/06\/rayzeek-glossary-image-5.jpg","contentUrl":"https:\/\/staging.rayzeek.com\/wp-content\/uploads\/2023\/06\/rayzeek-glossary-image-5.jpg","width":1200,"height":800},{"@type":"BreadcrumbList","@id":"https:\/\/staging.rayzeek.com\/glossary\/what-is-level-of-illumination#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/staging.rayzeek.com\/"},{"@type":"ListItem","position":2,"name":"What is Level of Illumination"}]},{"@type":"WebSite","@id":"https:\/\/staging.rayzeek.com\/#website","url":"https:\/\/staging.rayzeek.com\/","name":"Rayzeek","description":"Motion Sensor &amp; Occupancy Sensor Expert","publisher":{"@id":"https:\/\/staging.rayzeek.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/staging.rayzeek.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"zh-HK"},{"@type":"Organization","@id":"https:\/\/staging.rayzeek.com\/#organization","name":"Rayzeek","url":"https:\/\/staging.rayzeek.com\/","logo":{"@type":"ImageObject","inLanguage":"zh-HK","@id":"https:\/\/staging.rayzeek.com\/#\/schema\/logo\/image\/","url":"https:\/\/rayzeek.com\/wp-content\/uploads\/2021\/05\/rayzeek-logo-retina.png","contentUrl":"https:\/\/rayzeek.com\/wp-content\/uploads\/2021\/05\/rayzeek-logo-retina.png","width":260,"height":101,"caption":"Rayzeek"},"image":{"@id":"https:\/\/staging.rayzeek.com\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/bester001\/","https:\/\/x.com\/RayzeekTech","https:\/\/www.youtube.com\/channel\/UCTKY5jxVUKLU8PVz0hdFzVA"]},{"@type":"Person","@id":"https:\/\/staging.rayzeek.com\/#\/schema\/person\/ff0b4bd6573444e02efc8613274549c4","name":"Horace He","image":{"@type":"ImageObject","inLanguage":"zh-HK","@id":"https:\/\/staging.rayzeek.com\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/b9ab0da9c3f45afde750e07034029871?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/b9ab0da9c3f45afde750e07034029871?s=96&d=mm&r=g","caption":"Horace He"},"description":"Horace He has worked in the motion sensor industry for 12 years. He is the CEO of Rayzeek, an all-in-one manufacturing company of motion sensor switches, occupancy sensors, light sensors, dimmers, and motion sensor lights. Horace helps his customers to reduce electricity energy waste and enjoy a smarter, greener, hands-free lifestyle. In his free time, Horace likes to hike, travel, and go fishing with his family.","sameAs":["https:\/\/rayzeek.com","https:\/\/www.facebook.com\/bester001\/","https:\/\/x.com\/RayzeekTech","https:\/\/www.youtube.com\/channel\/UCTKY5jxVUKLU8PVz0hdFzVA"],"url":"https:\/\/staging.rayzeek.com\/zh_hk\/author\/horace"}]}},"_links":{"self":[{"href":"https:\/\/staging.rayzeek.com\/zh_hk\/wp-json\/wp\/v2\/posts\/13762","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/staging.rayzeek.com\/zh_hk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/staging.rayzeek.com\/zh_hk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/staging.rayzeek.com\/zh_hk\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/staging.rayzeek.com\/zh_hk\/wp-json\/wp\/v2\/comments?post=13762"}],"version-history":[{"count":2,"href":"https:\/\/staging.rayzeek.com\/zh_hk\/wp-json\/wp\/v2\/posts\/13762\/revisions"}],"predecessor-version":[{"id":14490,"href":"https:\/\/staging.rayzeek.com\/zh_hk\/wp-json\/wp\/v2\/posts\/13762\/revisions\/14490"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/staging.rayzeek.com\/zh_hk\/wp-json\/wp\/v2\/media\/12863"}],"wp:attachment":[{"href":"https:\/\/staging.rayzeek.com\/zh_hk\/wp-json\/wp\/v2\/media?parent=13762"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/staging.rayzeek.com\/zh_hk\/wp-json\/wp\/v2\/categories?post=13762"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/staging.rayzeek.com\/zh_hk\/wp-json\/wp\/v2\/tags?post=13762"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}