{"id":8951,"date":"2024-03-11T23:23:41","date_gmt":"2024-03-11T16:23:41","guid":{"rendered":"https:\/\/en.nimt.or.th\/?p=8951"},"modified":"2024-04-09T10:22:03","modified_gmt":"2024-04-09T03:22:03","slug":"the-national-measurement-standards-in-photometry","status":"publish","type":"post","link":"https:\/\/en.nimt.or.th\/?p=8951","title":{"rendered":"NIMT develops the National Measurement Standards in Photometry"},"content":{"rendered":"<p>In order to develop the National Measurement Standards in the field of photometry based on the new SI definition, NIMT represented by Dr. Rattana Chuenchom, Senior Professional Metrologist, Light and Color Group, Thermometry and Optical Metrology Department, visited the Physikalisch-Technische Bundesanstalt (PTB), Germany to deliver standard probes and conduct the informal inter-laboratory comparisons of Filter radiometer and Reference photometer with PTB during 24 February 2024 to 10 March 2024.<\/p>\n\n\t\t<style type=\"text\/css\">\n\t\t\t#gallery-1 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 25%;\n\t\t\t}\n\t\t\t#gallery-1 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-1' class='gallery galleryid-8951 gallery-columns-4 gallery-size-medium'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276251_0.jpg' title=\"\" data-rl_title=\"\" class=\"rl-gallery-link\" data-rl_caption=\"\" data-rel=\"lightbox-gallery-1\"><img loading=\"lazy\" decoding=\"async\" width=\"225\" height=\"300\" src=\"https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276251_0-225x300.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276251_0-225x300.jpg 225w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276251_0-769x1024.jpg 769w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276251_0-768x1023.jpg 768w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276251_0.jpg 1108w\" sizes=\"auto, (max-width: 225px) 100vw, 225px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276250_0.jpg' title=\"\" data-rl_title=\"\" class=\"rl-gallery-link\" data-rl_caption=\"\" data-rel=\"lightbox-gallery-1\"><img loading=\"lazy\" decoding=\"async\" width=\"225\" height=\"300\" src=\"https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276250_0-225x300.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276250_0-225x300.jpg 225w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276250_0-769x1024.jpg 769w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276250_0-768x1023.jpg 768w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276250_0.jpg 1108w\" sizes=\"auto, (max-width: 225px) 100vw, 225px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276248_0.jpg' title=\"\" data-rl_title=\"\" class=\"rl-gallery-link\" data-rl_caption=\"\" data-rel=\"lightbox-gallery-1\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" src=\"https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276248_0-300x225.jpg\" class=\"attachment-medium size-medium\" alt=\"\" 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class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276246_0-225x300.jpg 225w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276246_0-769x1024.jpg 769w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276246_0-768x1023.jpg 768w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276246_0.jpg 1108w\" sizes=\"auto, (max-width: 225px) 100vw, 225px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276245_0.jpg' title=\"\" data-rl_title=\"\" class=\"rl-gallery-link\" data-rl_caption=\"\" data-rel=\"lightbox-gallery-1\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" src=\"https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276245_0-300x225.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276245_0-300x225.jpg 300w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276245_0-1024x769.jpg 1024w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276245_0-768x577.jpg 768w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276245_0-370x277.jpg 370w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276245_0.jpg 1476w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276244_0.jpg' title=\"\" data-rl_title=\"\" class=\"rl-gallery-link\" data-rl_caption=\"\" data-rel=\"lightbox-gallery-1\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" src=\"https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276244_0-300x225.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276244_0-300x225.jpg 300w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276244_0-1024x769.jpg 1024w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276244_0-768x577.jpg 768w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276244_0-370x277.jpg 370w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276244_0.jpg 1476w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276243_0.jpg' title=\"\" data-rl_title=\"\" class=\"rl-gallery-link\" data-rl_caption=\"\" data-rel=\"lightbox-gallery-1\"><img loading=\"lazy\" decoding=\"async\" width=\"225\" height=\"300\" src=\"https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276243_0-225x300.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276243_0-225x300.jpg 225w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276243_0-769x1024.jpg 769w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276243_0-768x1023.jpg 768w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276243_0.jpg 1108w\" sizes=\"auto, (max-width: 225px) 100vw, 225px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276242_0.jpg' title=\"\" data-rl_title=\"\" class=\"rl-gallery-link\" data-rl_caption=\"\" data-rel=\"lightbox-gallery-1\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" src=\"https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276242_0-300x225.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276242_0-300x225.jpg 300w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276242_0-1024x769.jpg 1024w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276242_0-768x577.jpg 768w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276242_0-370x277.jpg 370w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276242_0.jpg 1476w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276241_0.jpg' title=\"\" data-rl_title=\"\" class=\"rl-gallery-link\" data-rl_caption=\"\" data-rel=\"lightbox-gallery-1\"><img loading=\"lazy\" decoding=\"async\" width=\"225\" height=\"300\" src=\"https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276241_0-225x300.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276241_0-225x300.jpg 225w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276241_0-769x1024.jpg 769w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276241_0-768x1023.jpg 768w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276241_0.jpg 1108w\" sizes=\"auto, (max-width: 225px) 100vw, 225px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276240_0.jpg' title=\"\" data-rl_title=\"\" class=\"rl-gallery-link\" data-rl_caption=\"\" data-rel=\"lightbox-gallery-1\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" src=\"https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276240_0-300x225.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276240_0-300x225.jpg 300w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276240_0-1024x769.jpg 1024w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276240_0-768x577.jpg 768w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276240_0-370x277.jpg 370w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276240_0.jpg 1476w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276239_0.jpg' title=\"\" data-rl_title=\"\" class=\"rl-gallery-link\" data-rl_caption=\"\" data-rel=\"lightbox-gallery-1\"><img loading=\"lazy\" decoding=\"async\" width=\"225\" height=\"300\" src=\"https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276239_0-225x300.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276239_0-225x300.jpg 225w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276239_0-769x1024.jpg 769w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276239_0-768x1023.jpg 768w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276239_0.jpg 1108w\" sizes=\"auto, (max-width: 225px) 100vw, 225px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276237_0.jpg' title=\"\" data-rl_title=\"\" class=\"rl-gallery-link\" data-rl_caption=\"\" data-rel=\"lightbox-gallery-1\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" src=\"https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276237_0-300x225.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276237_0-300x225.jpg 300w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276237_0-1024x769.jpg 1024w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276237_0-768x577.jpg 768w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276237_0-370x277.jpg 370w, https:\/\/en.nimt.or.th\/wp-content\/uploads\/2024\/04\/S__132276237_0.jpg 1476w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl>\n\t\t\t<br style='clear: both' \/>\n\t\t<\/div>\n\n<h3 class=\"LC20lb MBeuO DKV0Md\"><\/h3>\n","protected":false},"excerpt":{"rendered":"<p>In order to develop the National Measurement Standards in the field of photometry based on the new SI definition, NIMT represented by Dr. Rattana Chuenchom, Senior Professional Metrologist, Light and Color Group, Thermometry and Optical Metrology Department, visited the Physikalisch-Technische Bundesanstalt (PTB), Germany to deliver standard probes and conduct the informal inter-laboratory comparisons of Filter [&hellip;]<\/p>\n","protected":false},"author":17,"featured_media":8963,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"post-8951","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","6":"hentry","7":"category-news","9":"post-with-thumbnail","10":"post-with-thumbnail-large"},"_links":{"self":[{"href":"https:\/\/en.nimt.or.th\/index.php?rest_route=\/wp\/v2\/posts\/8951","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/en.nimt.or.th\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/en.nimt.or.th\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/en.nimt.or.th\/index.php?rest_route=\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/en.nimt.or.th\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=8951"}],"version-history":[{"count":8,"href":"https:\/\/en.nimt.or.th\/index.php?rest_route=\/wp\/v2\/posts\/8951\/revisions"}],"predecessor-version":[{"id":9016,"href":"https:\/\/en.nimt.or.th\/index.php?rest_route=\/wp\/v2\/posts\/8951\/revisions\/9016"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/en.nimt.or.th\/index.php?rest_route=\/wp\/v2\/media\/8963"}],"wp:attachment":[{"href":"https:\/\/en.nimt.or.th\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8951"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/en.nimt.or.th\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8951"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/en.nimt.or.th\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8951"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}