{"id":45580,"date":"2025-06-17T04:39:09","date_gmt":"2025-06-16T19:09:09","guid":{"rendered":"https:\/\/onetemp.c2szky.ap-southeast-2.wpstaqhosting.com\/product\/li-cor-li-190r-quantum-sensor\/"},"modified":"2026-10-16T17:23:25","modified_gmt":"2026-10-16T06:53:25","slug":"li-cor-li-190r-quantum-sensor","status":"publish","type":"product","link":"https:\/\/www.onetemp.com.au\/nz\/product\/li-cor-li-190r-quantum-sensor\/","title":{"rendered":"LI-COR LI-190R &#8211; Quantum Sensor"},"content":{"rendered":"<p class=\"text-body font-regular leading-[24px] pt-[9px] pb-[2px]\" dir=\"ltr\">The LI-190R PAR Sensor sets the industry standard for accurate PAR measurement across a wide array of light sources, including natural sunlight, artificial lighting, and mixed environments. Whether you&#8217;re working in open fields, greenhouses, under plant canopies, or inside growth chambers, the LI-190R delivers unparalleled precision to support your scientific and agricultural research needs.<\/p>\n<p class=\"text-body font-regular leading-[24px] pt-[9px] pb-[2px]\" dir=\"ltr\">Engineered for researchers and environmental professionals, this durable PAR meter is available in four lead lengths (2m, 5m, 15m, and 50m) to offer flexibility for different setups and applications. With an array of advanced features, it consistently delivers the accuracy and reliability needed for critical research.<\/p>\n<h2 class=\"font-semibold pdf-heading-class-replace text-h4 leading-[30px] pt-[15px] pb-[2px] [&amp;_a]:underline-offset-[6px] [&amp;_.underline]:underline-offset-[6px]\" dir=\"ltr\">Improve Your Research with the Precision and Durability of the LI-190R<\/h2>\n<h3>Features<\/h3>\n<ul>\n<li><b><strong class=\"font-semibold\">Accurate Measurements Across the PAR Waveband<\/strong><\/b><br \/>\nAchieve high-precision readings of Photosynthetically Active Radiation (PAR, \u00b5mol of photons m-2 s-1). Uniform sensitivity across the entire 400\u2013700 nm range ensures consistent results, no matter the light source.<\/li>\n<li><b><strong class=\"font-semibold\">Superior Cosine Response<\/strong><\/b><br \/>\nIntegrated with advanced cosine response sensors, the LI-190R ensures measurement accuracy even when light reaches the sensor from oblique angles. This makes it ideal for setups where light sources aren\u2019t directly overhead.<\/li>\n<li><b><strong class=\"font-semibold\">Durable and Weather-Resistant Design<\/strong><\/b><br \/>\nBuilt to withstand high-temperature and high-humidity environments, this rugged sensor is perfect for long-term deployments in diverse conditions. It remains robust and reliable throughout intensive use.<\/li>\n<li><b><strong class=\"font-semibold\">Interchangeable and Detachable Sensor Heads<\/strong><\/b><br \/>\nSimplify installation, removal, and recalibration with the sensor\u2019s modular design. This feature minimizes downtime and maximizes efficiency during demanding research projects.<\/li>\n<li><b><strong class=\"font-semibold\">Tailored Optical Filter for Unmatched Performance<\/strong><\/b><br \/>\nA newly designed optical filter enhances spectral response precision, providing a level of accuracy researchers can trust.<\/li>\n<\/ul>\n<h3>Precise Light Monitoring for Scientific Research and Environmental Adaptability<\/h3>\n<p class=\"text-body font-regular leading-[24px] pt-[9px] pb-[2px]\" dir=\"ltr\">Plants rely on light between 400\u2013700 nm for photosynthesis, and the LI-190R offers the precision needed to monitor this light effectively. By delivering consistent, research-grade measurements, it simplifies the study of plant photosynthetic responses, offering actionable data for your projects.<\/p>\n<p class=\"text-body font-regular leading-[24px] pt-[9px] pb-[2px]\" dir=\"ltr\">Whether you&#8217;re examining the effects of sunlight in vast agricultural fields or measuring artificial lighting in controlled environments, this sensor adapts to every need. Its robust durable PAR meter design and cutting-edge cosine response sensors make it an essential tool for scientific research and environmental monitoring.<\/p>\n<h3 class=\"font-semibold pdf-heading-class-replace text-h4 leading-[30px] pt-[15px] pb-[2px] [&amp;_a]:underline-offset-[6px] [&amp;_.underline]:underline-offset-[6px]\" dir=\"ltr\">Unlock Reliable PAR Measurement<\/h3>\n<p class=\"text-body font-regular leading-[24px] pt-[9px] pb-[2px]\" dir=\"ltr\">The LI-190R PAR Sensor delivers dependable accuracy and versatility for diverse research applications. Designed to meet the highest standards, it\u2019s a trusted tool for achieving precise and consistent measurements in any environment.<\/p>\n<h3 class=\"product-important-information-title\">Important Information<\/h3>\n<div class=\"clearfix text-formatted field field--name-field-important-information field--type-text-long field--label-hidden field__item field__item__odd field__item__first field__item__last\" tabindex=\"0\">\n<p>This sensor requires a\u00a0<a title=\"2003S\" href=\"https:\/\/www.onetemp.com.au\/product\/li-cor-light-mounting-and-leveling-fixture\/\" target=\"_blank\" rel=\"noopener\" data-entity-type=\"node\" data-entity-uuid=\"ce3ab1f4-5c1e-4720-afc0-f7b4f3f2b522\" data-entity-substitution=\"canonical\">LI-COR 2003S Mounting and Leveling Fixture<\/a>, a\u00a0<a title=\"2420-BL\" href=\"\/product\/li-cor-2420-bl-amplifier-for-bare-leads\/\" target=\"_blank\" rel=\"noopener\" data-entity-type=\"node\" data-entity-uuid=\"f118f592-6e83-44d0-b1fe-1c341c39f04d\" data-entity-substitution=\"canonical\">2420-BL Light Sensor Amplifier<\/a>\u00a0to convert \u03bcA current, and\u00a0<a title=\"RXMOD-A1\" href=\"https:\/\/www.onetemp.com.au\/product\/hobonet-analog-input-mote\/\" target=\"_blank\" rel=\"noopener\" data-entity-type=\"node\" data-entity-uuid=\"9b14a1ed-43a2-47bb-a4ba-098c5107fb6d\" data-entity-substitution=\"canonical\">HOBOnet Analog Module<\/a>\u00a0for connection to the RX3000 remote monitoring station.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>The LI-190R PAR Sensor is a high-precision tool designed for measuring photosynthetically active radiation. Its durable build, exceptional accuracy, and adaptability make it ideal for environmental monitoring and scientific research in both field and laboratory settings.<\/p>\n<p><strong>Please Note:\u00a0<\/strong>To connect to the RXW-ANA-922 HOBOnet Analogue Input Mote, the Li-Cor 2420 Light Sensor Amplifier below is required.<\/p>","protected":false},"featured_media":34240,"template":"","meta":{"_acf_changed":false,"om_disable_all_campaigns":false,"inline_featured_image":false,"_exactmetrics_skip_tracking":false,"_monsterinsights_skip_tracking":false},"product_brand":[],"product_cat":[15],"product_tag":[],"application":[514],"connectivity-output":[],"environment":[87],"instrument-type":[213],"manufacturer":[371],"measurement-input":[130],"class_list":["post-45580","product","type-product","status-publish","has-post-thumbnail","product_cat-products","application-greenhouse-cea","environment-outdoor-monitoring","instrument-type-sensors","manufacturer-li-cor","measurement-input-light-par","first","instock","featured","taxable","shipping-taxable","purchasable","product-type-variable"],"composite_virtual":false,"composite_layout":"","composite_add_to_cart_form_location":"","composite_editable_in_cart":false,"composite_sold_individually_context":"","composite_shop_price_calc":"","composite_components":[],"composite_scenarios":[],"bundled_by":[],"bundle_stock_status":"instock","bundle_stock_quantity":null,"bundle_virtual":false,"bundle_layout":"","bundle_add_to_cart_form_location":"","bundle_editable_in_cart":false,"bundle_sold_individually_context":"","bundle_item_grouping":"","bundle_min_size":"","bundle_max_size":"","bundle_price":[],"bundled_items":[],"bundle_sell_ids":[45593],"bundle_sells_title":"Connecting to HOBOnet Analog Mote? Add this amplifier","bundle_sells_discount":"","acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>LI-COR LI-190R - Quantum Sensor - OneTemp<\/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:\/\/www.onetemp.com.au\/nz\/product\/li-cor-li-190r-quantum-sensor\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"LI-COR LI-190R - Quantum Sensor - OneTemp\" \/>\n<meta property=\"og:description\" content=\"The LI-190R PAR Sensor is a high-precision tool designed for measuring photosynthetically active radiation. Its durable build, exceptional accuracy, and adaptability make it ideal for environmental monitoring and scientific research in both field and laboratory settings.  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Please Note:\u00a0To connect to the RXW-ANA-922 HOBOnet Analogue Input Mote, the Li-Cor 2420 Light Sensor Amplifier below is required.","og_url":"https:\/\/www.onetemp.com.au\/nz\/product\/li-cor-li-190r-quantum-sensor\/","og_site_name":"OneTemp","article_publisher":"https:\/\/www.facebook.com\/OneTempAust\/","article_modified_time":"2026-10-16T06:53:25+00:00","og_image":[{"width":330,"height":323,"url":"https:\/\/www.onetemp.com.au\/wp-content\/uploads\/2026\/10\/LI-190R-Quantum-Sensor-Product-Thumbnail.png","type":"image\/png"}],"twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"5 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":["WebPage","ItemPage"],"@id":"https:\/\/www.onetemp.com.au\/product\/li-cor-li-190r-quantum-sensor\/","url":"https:\/\/www.onetemp.com.au\/product\/li-cor-li-190r-quantum-sensor\/","name":"LI-COR LI-190R - Quantum Sensor - OneTemp","isPartOf":{"@id":"https:\/\/www.onetemp.com.au\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.onetemp.com.au\/product\/li-cor-li-190r-quantum-sensor\/#primaryimage"},"image":{"@id":"https:\/\/www.onetemp.com.au\/product\/li-cor-li-190r-quantum-sensor\/#primaryimage"},"thumbnailUrl":"https:\/\/www.onetemp.com.au\/wp-content\/uploads\/2026\/10\/LI-190R-Quantum-Sensor-Product-Thumbnail.png","datePublished":"2025-06-16T19:09:09+00:00","dateModified":"2026-10-16T06:53:25+00:00","breadcrumb":{"@id":"https:\/\/www.onetemp.com.au\/product\/li-cor-li-190r-quantum-sensor\/#breadcrumb"},"inLanguage":"en-NZ","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.onetemp.com.au\/product\/li-cor-li-190r-quantum-sensor\/"]}]},{"@type":"ImageObject","inLanguage":"en-NZ","@id":"https:\/\/www.onetemp.com.au\/product\/li-cor-li-190r-quantum-sensor\/#primaryimage","url":"https:\/\/www.onetemp.com.au\/wp-content\/uploads\/2026\/10\/LI-190R-Quantum-Sensor-Product-Thumbnail.png","contentUrl":"https:\/\/www.onetemp.com.au\/wp-content\/uploads\/2026\/10\/LI-190R-Quantum-Sensor-Product-Thumbnail.png","width":330,"height":323},{"@type":"BreadcrumbList","@id":"https:\/\/www.onetemp.com.au\/product\/li-cor-li-190r-quantum-sensor\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"","item":"https:\/\/www.onetemp.com.au\/nz"},{"@type":"ListItem","position":2,"name":"Shop","item":"https:\/\/www.onetemp.com.au\/shop\/"},{"@type":"ListItem","position":3,"name":"LI-COR LI-190R &#8211; 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