{"id":62498,"date":"2023-02-23T09:55:42","date_gmt":"2023-02-23T09:55:42","guid":{"rendered":"https:\/\/www.fooddiagnostics.dk\/vare\/dr-m4-1550-refractometer\/"},"modified":"2023-02-23T09:55:42","modified_gmt":"2023-02-23T09:55:42","slug":"dr-m4-1550-refractometer","status":"publish","type":"product","link":"https:\/\/www.fooddiagnostics.dk\/en\/vare\/dr-m4-1550-refractometer\/","title":{"rendered":"DR-M4\/1550 Refractometer"},"content":{"rendered":"<h1><strong>DR-M4\/1550 Refractometer &#8211; Refractive index measurement at different wavelengths<\/strong><\/h1>\n<p>The DR-M4\/1550 Refractometer can measure refractive index at different wavelengths.<\/p>\n<p><strong>Specifications:<\/strong><\/p>\n<ul>\n<li><strong>450 nm:<\/strong> RI 1.5219 to 1.9155<\/li>\n<li><strong>589 nm:<\/strong> RI 1.4700 to 1.8700<\/li>\n<li><strong>680 nm:<\/strong> RI 1.4561 to 1.8544<\/li>\n<li><strong>1,100 nm:<\/strong> RI 1.4310 to 1.8259<\/li>\n<li><strong>1,550 nm:<\/strong> RI 1.4215 to 1.8136<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>Refractive index or Abbe number (\u03bdd or \u03bde) can be measured at different wavelengths from 450 to 1550 nm. This refractometer digitally displays the measurement result of the refractive index or Abbe number on the LCD screen. This measurement can be obtained by matching the boundary line with the intersection point of the cross hairs. This can be connected to the digital printer DP-AD(B) (optional).   <\/p>\n","protected":false},"excerpt":{"rendered":"<p>DR-M4\/1550 Refractometer with the following refractive index.<\/p>\n","protected":false},"featured_media":48450,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[13789,13253,13786],"product_tag":[],"class_list":["post-62498","product","type-product","status-publish","has-post-thumbnail","product_cat-biochemistry-refractometers-abbe","product_cat-biochemistry","product_cat-biochemistry-refractometers","first","onbackorder","taxable","shipping-taxable","purchasable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>DR-M4\/1550 Refractometer - Food Diagnostics<\/title>\n<meta name=\"description\" content=\"The DR-M4\/1550 Refractometer measures refractive index and Abbe number from 450 to 1550 nm with digital display and printer connectivity.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.fooddiagnostics.dk\/en\/vare\/dr-m4-1550-refractometer\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"DR-M4\/1550 Refractometer - 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