{"id":21944,"date":"2020-11-09T12:14:00","date_gmt":"2020-11-09T11:14:00","guid":{"rendered":"https:\/\/www.rertech.it\/?post_type=product&#038;p=21944"},"modified":"2026-04-20T08:00:13","modified_gmt":"2025-10-17T13:50:23","slug":"st3820-fiber-identifier-fiber-finder-with-vfl","status":"publish","type":"product","link":"https:\/\/rertech.it\/en\/prodotti\/collaudo-e-manutenzione\/reti-in-fibra-ottica\/st3820-identificatore-di-fibra-cercafibre-con-vfl\/","title":{"rendered":"Active optical fiber identifier (OFI fiber finder) with red laser (VFL)"},"content":{"rendered":"<h3>Features of the fiber optic identifier \u2013 fiber finder \u2013 with red laser (VFL)<\/h3>\n<ul>\n<li>Detect the presence of traffic and the direction without <strong>disconnect the fiber<\/strong><\/li>\n<li>It works on bare fibres (250 microns), pigtails (900 microns) and optical fibres (2-3 mm, yellow, white or orange)<\/li>\n<li>Compatible with single-mode and multimode fibers<\/li>\n<li>It also identifies fibres on which information with modulation of 270, 1000, 2000 Hz passes (generated by optical sources such as <a href=\"https:\/\/rertech.it\/en\/products\/testing-and-maintenance\/fiber-optic-networks\/fhs2q01f-stabilized-optical-source-sm-mm-1310-1550-850-1300-nm\/\" target=\"_blank\" rel=\"noopener\">this<\/a>)<\/li>\n<li>Essential for identifying the &quot;right&quot; fiber without disconnecting it<\/li>\n<li>Includes a visible red laser (VFL) optical source<\/li>\n<li>Powered by two AA alkaline batteries<\/li>\n<li>Carrying bag included<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>This optical fiber identifier (OFI), thanks to a small (reversible) deformation applied to the fiber to be measured, allows to detect the presence of traffic <strong>without interrupting the circuit<\/strong>.<br \/>\nL&#8217;ST3820 opera su fibra da 250 e 900 micron, e su monofibre da 2 a 3 mm, <strong>senza la necessit\u00e0 di sostituire la &#8216;testa&#8217;<\/strong><br \/>\nThe instrument also provides information on the direction of flow and the presence of signals modulated at 270, 1000 or 2000 Hz.<br \/>\nBuilt-in 1mW VLF (red laser).<\/p>","protected":false},"featured_media":28440,"template":"","meta":{"_acf_changed":false},"product_brand":[1394],"product_cat":[1100,121],"product_tag":[186,188,1124,189],"class_list":{"0":"post-21944","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-senter","7":"product_cat-attrezzatura-ftth","8":"product_cat-reti-in-fibra-ottica","9":"product_tag-cercafibra","10":"product_tag-identificatore-fibra","11":"product_tag-senter","12":"product_tag-vfl","14":"first","15":"onbackorder","16":"taxable","17":"shipping-taxable","18":"product-type-simple"},"acf":[],"tiered_pricing_type":"fixed","tiered_pricing_fixed_rules":[],"tiered_pricing_percentage_rules":[],"tiered_pricing_minimum":1,"_administrator_tiered_pricing_type":"fixed","_administrator_tiered_pricing_fixed_rules":[],"_editor_tiered_pricing_type":"fixed","_editor_tiered_pricing_fixed_rules":[],"_author_tiered_pricing_type":"fixed","_author_tiered_pricing_fixed_rules":[],"_contributor_tiered_pricing_type":"fixed","_contributor_tiered_pricing_fixed_rules":[],"_subscriber_tiered_pricing_type":"fixed","_subscriber_tiered_pricing_fixed_rules":[],"_customer_tiered_pricing_type":"fixed","_customer_tiered_pricing_fixed_rules":[],"_shop_manager_tiered_pricing_type":"fixed","_shop_manager_tiered_pricing_fixed_rules":[],"_translator_tiered_pricing_type":"fixed","_translator_tiered_pricing_fixed_rules":[],"_give_manager_tiered_pricing_type":"fixed","_give_manager_tiered_pricing_fixed_rules":[],"_give_accountant_tiered_pricing_type":"fixed","_give_accountant_tiered_pricing_fixed_rules":[],"_give_worker_tiered_pricing_type":"fixed","_give_worker_tiered_pricing_fixed_rules":[],"_give_donor_tiered_pricing_type":"fixed","_give_donor_tiered_pricing_fixed_rules":[],"_wpseo_manager_tiered_pricing_type":"fixed","_wpseo_manager_tiered_pricing_fixed_rules":[],"_wpseo_editor_tiered_pricing_type":"fixed","_wpseo_editor_tiered_pricing_fixed_rules":[],"_wholesale_buyer_tiered_pricing_type":"fixed","_wholesale_buyer_tiered_pricing_fixed_rules":[],"_wholesale_tax_free_tiered_pricing_type":"fixed","_wholesale_tax_free_tiered_pricing_fixed_rules":[],"_azienda_tiered_pricing_type":"fixed","_azienda_tiered_pricing_fixed_rules":[],"_privato_tiered_pricing_type":"fixed","_privato_tiered_pricing_fixed_rules":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v20.8 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Identificatore di fibra ottica attiva (cercafibre OFI) con laser rosso (VFL) | Rertech<\/title>\n<meta name=\"description\" content=\"Strumento identificatore di fibra ottica attiva. Grazie ad una piccola deformazione (reversibile) applicata sulla fibra da misurare, questo...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/rertech.it\/en\/products\/testing-and-maintenance\/fiber-optic-networks\/st3820-fiber-identifier-fiber-finder-with-vfl\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Identificatore di fibra ottica attiva (cercafibre OFI) con laser rosso (VFL)\" \/>\n<meta property=\"og:description\" content=\"Strumento identificatore di fibra ottica attiva. Grazie ad una piccola deformazione (reversibile) applicata sulla fibra da misurare, questo...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/rertech.it\/en\/products\/testing-and-maintenance\/fiber-optic-networks\/st3820-fiber-identifier-fiber-finder-with-vfl\/\" \/>\n<meta property=\"og:site_name\" content=\"Rertech\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/rertech.fibraottica\/\" \/>\n<meta property=\"article:modified_time\" content=\"2025-10-17T13:50:23+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/rertech.it\/wp-content\/uploads\/2022\/08\/Immagine-Prodotti-RERTECH-E-Commerce-57.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1080\" \/>\n\t<meta property=\"og:image:height\" content=\"1080\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Price\" \/>\n\t<meta name=\"twitter:data1\" content=\"290.00&nbsp;&euro; Iva esclusa\" \/>\n\t<meta name=\"twitter:label2\" content=\"Availability\" \/>\n\t<meta name=\"twitter:data2\" content=\"On backorder\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/rertech.it\\\/prodotti\\\/collaudo-e-manutenzione\\\/reti-in-fibra-ottica\\\/st3820-identificatore-di-fibra-cercafibre-con-vfl\\\/\",\"url\":\"https:\\\/\\\/rertech.it\\\/prodotti\\\/collaudo-e-manutenzione\\\/reti-in-fibra-ottica\\\/st3820-identificatore-di-fibra-cercafibre-con-vfl\\\/\",\"name\":\"Identificatore di fibra ottica attiva (cercafibre OFI) con laser rosso (VFL) | Rertech\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/rertech.it\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/rertech.it\\\/prodotti\\\/collaudo-e-manutenzione\\\/reti-in-fibra-ottica\\\/st3820-identificatore-di-fibra-cercafibre-con-vfl\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/rertech.it\\\/prodotti\\\/collaudo-e-manutenzione\\\/reti-in-fibra-ottica\\\/st3820-identificatore-di-fibra-cercafibre-con-vfl\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/rertech.it\\\/wp-content\\\/uploads\\\/2022\\\/08\\\/Immagine-Prodotti-RERTECH-E-Commerce-57.webp\",\"datePublished\":\"2020-11-09T11:14:00+00:00\",\"dateModified\":\"2025-10-17T13:50:23+00:00\",\"description\":\"Strumento identificatore di fibra ottica attiva. Grazie ad una piccola deformazione (reversibile) applicata sulla fibra da misurare, questo...\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/rertech.it\\\/prodotti\\\/collaudo-e-manutenzione\\\/reti-in-fibra-ottica\\\/st3820-identificatore-di-fibra-cercafibre-con-vfl\\\/#breadcrumb\"},\"inLanguage\":\"en-GB\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/rertech.it\\\/prodotti\\\/collaudo-e-manutenzione\\\/reti-in-fibra-ottica\\\/st3820-identificatore-di-fibra-cercafibre-con-vfl\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-GB\",\"@id\":\"https:\\\/\\\/rertech.it\\\/prodotti\\\/collaudo-e-manutenzione\\\/reti-in-fibra-ottica\\\/st3820-identificatore-di-fibra-cercafibre-con-vfl\\\/#primaryimage\",\"url\":\"https:\\\/\\\/rertech.it\\\/wp-content\\\/uploads\\\/2022\\\/08\\\/Immagine-Prodotti-RERTECH-E-Commerce-57.webp\",\"contentUrl\":\"https:\\\/\\\/rertech.it\\\/wp-content\\\/uploads\\\/2022\\\/08\\\/Immagine-Prodotti-RERTECH-E-Commerce-57.webp\",\"width\":1080,\"height\":1080,\"caption\":\"identificatore fibra ottica attiva\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/rertech.it\\\/prodotti\\\/collaudo-e-manutenzione\\\/reti-in-fibra-ottica\\\/st3820-identificatore-di-fibra-cercafibre-con-vfl\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/rertech.it\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Prodotti\",\"item\":\"https:\\\/\\\/rertech.it\\\/prodotti\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"COLLAUDO e MANUTENZIONE\",\"item\":\"https:\\\/\\\/rertech.it\\\/categoria-prodotto\\\/collaudo-e-manutenzione\\\/\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Reti in fibra ottica\",\"item\":\"https:\\\/\\\/rertech.it\\\/categoria-prodotto\\\/collaudo-e-manutenzione\\\/reti-in-fibra-ottica\\\/\"},{\"@type\":\"ListItem\",\"position\":5,\"name\":\"Identificatore di fibra ottica attiva (cercafibre OFI) con laser rosso (VFL)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/rertech.it\\\/#website\",\"url\":\"https:\\\/\\\/rertech.it\\\/\",\"name\":\"Rertech\",\"description\":\"Prodotti, attrezzatura e servizi per fibra ottica\",\"publisher\":{\"@id\":\"https:\\\/\\\/rertech.it\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/rertech.it\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-GB\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/rertech.it\\\/#organization\",\"name\":\"RERTECH\",\"url\":\"https:\\\/\\\/rertech.it\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-GB\",\"@id\":\"https:\\\/\\\/rertech.it\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/rertech.it\\\/wp-content\\\/uploads\\\/2022\\\/03\\\/cropped-Copia-di-RERTECH-500x180-2.png\",\"contentUrl\":\"https:\\\/\\\/rertech.it\\\/wp-content\\\/uploads\\\/2022\\\/03\\\/cropped-Copia-di-RERTECH-500x180-2.png\",\"width\":512,\"height\":512,\"caption\":\"RERTECH\"},\"image\":{\"@id\":\"https:\\\/\\\/rertech.it\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/rertech.fibraottica\\\/\",\"https:\\\/\\\/www.instagram.com\\\/rertechfibraottica\\\/\",\"https:\\\/\\\/www.linkedin.com\\\/company\\\/rertech-fibraottica\\\/\",\"https:\\\/\\\/www.youtube.com\\\/channel\\\/UC5Sihqg7SPUcMPDCEnmQ5XQ\\\/\"]}]}<\/script>\n<meta property=\"product:price:amount\" content=\"290.000\" \/>\n<meta property=\"product:price:currency\" content=\"EUR\" \/>\n<meta property=\"og:availability\" content=\"backorder\" \/>\n<meta property=\"product:availability\" content=\"available for order\" \/>\n<meta property=\"product:retailer_item_id\" content=\"ST3820-10\" \/>\n<meta property=\"product:condition\" content=\"new\" \/>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Active Fiber Identifier (OFI) with Red Laser (VFL) | Rertech","description":"Active optical fiber identification instrument. Thanks to a small (reversible) deformation applied to the fiber being measured, this...","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:\/\/rertech.it\/en\/products\/testing-and-maintenance\/fiber-optic-networks\/st3820-fiber-identifier-fiber-finder-with-vfl\/","og_locale":"en_GB","og_type":"article","og_title":"Identificatore di fibra ottica attiva (cercafibre OFI) con laser rosso (VFL)","og_description":"Strumento identificatore di fibra ottica attiva. Grazie ad una piccola deformazione (reversibile) applicata sulla fibra da misurare, questo...","og_url":"https:\/\/rertech.it\/en\/products\/testing-and-maintenance\/fiber-optic-networks\/st3820-fiber-identifier-fiber-finder-with-vfl\/","og_site_name":"Rertech","article_publisher":"https:\/\/www.facebook.com\/rertech.fibraottica\/","article_modified_time":"2025-10-17T13:50:23+00:00","og_image":[{"width":1080,"height":1080,"url":"https:\/\/rertech.it\/wp-content\/uploads\/2022\/08\/Immagine-Prodotti-RERTECH-E-Commerce-57.webp","type":"image\/webp"}],"twitter_card":"summary_large_image","twitter_misc":{"Price":"290.00&nbsp;&euro; Iva esclusa","Availability":"On backorder"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/rertech.it\/prodotti\/collaudo-e-manutenzione\/reti-in-fibra-ottica\/st3820-identificatore-di-fibra-cercafibre-con-vfl\/","url":"https:\/\/rertech.it\/prodotti\/collaudo-e-manutenzione\/reti-in-fibra-ottica\/st3820-identificatore-di-fibra-cercafibre-con-vfl\/","name":"Active Fiber Identifier (OFI) with Red Laser (VFL) | Rertech","isPartOf":{"@id":"https:\/\/rertech.it\/#website"},"primaryImageOfPage":{"@id":"https:\/\/rertech.it\/prodotti\/collaudo-e-manutenzione\/reti-in-fibra-ottica\/st3820-identificatore-di-fibra-cercafibre-con-vfl\/#primaryimage"},"image":{"@id":"https:\/\/rertech.it\/prodotti\/collaudo-e-manutenzione\/reti-in-fibra-ottica\/st3820-identificatore-di-fibra-cercafibre-con-vfl\/#primaryimage"},"thumbnailUrl":"https:\/\/rertech.it\/wp-content\/uploads\/2022\/08\/Immagine-Prodotti-RERTECH-E-Commerce-57.webp","datePublished":"2020-11-09T11:14:00+00:00","dateModified":"2025-10-17T13:50:23+00:00","description":"Active optical fiber identification instrument. Thanks to a small (reversible) deformation applied to the fiber being measured, this...","breadcrumb":{"@id":"https:\/\/rertech.it\/prodotti\/collaudo-e-manutenzione\/reti-in-fibra-ottica\/st3820-identificatore-di-fibra-cercafibre-con-vfl\/#breadcrumb"},"inLanguage":"en-GB","potentialAction":[{"@type":"ReadAction","target":["https:\/\/rertech.it\/prodotti\/collaudo-e-manutenzione\/reti-in-fibra-ottica\/st3820-identificatore-di-fibra-cercafibre-con-vfl\/"]}]},{"@type":"ImageObject","inLanguage":"en-GB","@id":"https:\/\/rertech.it\/prodotti\/collaudo-e-manutenzione\/reti-in-fibra-ottica\/st3820-identificatore-di-fibra-cercafibre-con-vfl\/#primaryimage","url":"https:\/\/rertech.it\/wp-content\/uploads\/2022\/08\/Immagine-Prodotti-RERTECH-E-Commerce-57.webp","contentUrl":"https:\/\/rertech.it\/wp-content\/uploads\/2022\/08\/Immagine-Prodotti-RERTECH-E-Commerce-57.webp","width":1080,"height":1080,"caption":"identificatore fibra ottica attiva"},{"@type":"BreadcrumbList","@id":"https:\/\/rertech.it\/prodotti\/collaudo-e-manutenzione\/reti-in-fibra-ottica\/st3820-identificatore-di-fibra-cercafibre-con-vfl\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/rertech.it\/"},{"@type":"ListItem","position":2,"name":"Prodotti","item":"https:\/\/rertech.it\/prodotti\/"},{"@type":"ListItem","position":3,"name":"COLLAUDO e MANUTENZIONE","item":"https:\/\/rertech.it\/categoria-prodotto\/collaudo-e-manutenzione\/"},{"@type":"ListItem","position":4,"name":"Reti in fibra ottica","item":"https:\/\/rertech.it\/categoria-prodotto\/collaudo-e-manutenzione\/reti-in-fibra-ottica\/"},{"@type":"ListItem","position":5,"name":"Identificatore di fibra ottica attiva (cercafibre OFI) con laser rosso (VFL)"}]},{"@type":"WebSite","@id":"https:\/\/rertech.it\/#website","url":"https:\/\/rertech.it\/","name":"Rertech","description":"Fiber Optic Products, Equipment and Services","publisher":{"@id":"https:\/\/rertech.it\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/rertech.it\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-GB"},{"@type":"Organization","@id":"https:\/\/rertech.it\/#organization","name":"RERTECH","url":"https:\/\/rertech.it\/","logo":{"@type":"ImageObject","inLanguage":"en-GB","@id":"https:\/\/rertech.it\/#\/schema\/logo\/image\/","url":"https:\/\/rertech.it\/wp-content\/uploads\/2022\/03\/cropped-Copia-di-RERTECH-500x180-2.png","contentUrl":"https:\/\/rertech.it\/wp-content\/uploads\/2022\/03\/cropped-Copia-di-RERTECH-500x180-2.png","width":512,"height":512,"caption":"RERTECH"},"image":{"@id":"https:\/\/rertech.it\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/rertech.fibraottica\/","https:\/\/www.instagram.com\/rertechfibraottica\/","https:\/\/www.linkedin.com\/company\/rertech-fibraottica\/","https:\/\/www.youtube.com\/channel\/UC5Sihqg7SPUcMPDCEnmQ5XQ\/"]}]},"product_price_amount":"290.000","product_price_currency":"EUR","og_availability":"backorder","product_availability":"available for order","product_retailer_item_id":"ST3820-10","product_condition":"new"},"_links":{"self":[{"href":"https:\/\/rertech.it\/en\/wp-json\/wp\/v2\/product\/21944","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rertech.it\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/rertech.it\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rertech.it\/en\/wp-json\/wp\/v2\/media\/28440"}],"wp:attachment":[{"href":"https:\/\/rertech.it\/en\/wp-json\/wp\/v2\/media?parent=21944"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/rertech.it\/en\/wp-json\/wp\/v2\/product_brand?post=21944"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/rertech.it\/en\/wp-json\/wp\/v2\/product_cat?post=21944"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/rertech.it\/en\/wp-json\/wp\/v2\/product_tag?post=21944"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}