{"id":76286,"date":"2025-12-02T14:16:00","date_gmt":"2025-12-02T13:16:00","guid":{"rendered":"https:\/\/fhi.nl\/nieuws\/hollow-core-fiber-power-and-precision-for-critical-networks\/"},"modified":"2025-12-02T14:21:36","modified_gmt":"2025-12-02T13:21:36","slug":"hollow-core-fiber-power-and-precision-for-critical-networks","status":"publish","type":"news","link":"https:\/\/fhi.nl\/en\/news\/hollow-core-fiber-power-and-precision-for-critical-networks\/","title":{"rendered":"Hollow-core fiber: power and precision for critical networks"},"content":{"rendered":"<header id=\"header\" class=\"header header--high\">\n\n\t\t\t\t\t\t\t\t\t\t<div class=\"header__background header__background--high\">\n\t\t\t\t\t<img decoding=\"async\" class=\"header__background-image\" src=\"https:\/\/fhi.nl\/app\/uploads\/2025\/12\/20250190_header-blog_hollow-core_blue_cable_as_637352351_1270x546.jpg\" alt=\"\">\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\n\t\n\t<div class=\"container\">\n\t\t<div class=\"header__content\">\n\t\t\t<div class=\"header__first header__first--alone\">\n\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t<h1 class=\"header__title\" >\n\t\t\t\t\tHollow-core fiber: power and precision for critical networks\t\t\t\t<\/h1>\n\n\t\t\t\t<div class=\"header__dots-line\">\n\t\t\t\t\t<svg width=\"431\" height=\"9\" viewbox=\"0 0 431 9\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M430.799 4.192a1.136 1.136 0 1 1-2.272-.001 1.136 1.136 0 0 1 2.272 0Zm-27.272 0a1.135 1.135 0 1 1-2.27 0 1.135 1.135 0 0 1 2.27 0Zm-27.27 0a1.136 1.136 0 1 1-2.272-.001 1.136 1.136 0 0 1 2.272 0Zm-27.272 0a1.39 1.39 0 1 1-2.78 0 1.39 1.39 0 0 1 2.78 0Zm-27.78 0a1.645 1.645 0 1 1-3.29 0 1.645 1.645 0 0 1 3.29 0Zm-28.29 0a1.9 1.9 0 1 1-3.799 0 1.9 1.9 0 0 1 3.799 0Zm-28.799 0a2.154 2.154 0 1 1-4.308 0 2.154 2.154 0 0 1 4.308 0Zm-29.308 0a2.41 2.41 0 1 1-4.819 0 2.41 2.41 0 0 1 4.819 0Zm-29.819 0a2.663 2.663 0 1 1-5.326.001 2.663 2.663 0 0 1 5.326-.001Zm-30.327 0a2.919 2.919 0 1 1-5.837 0 2.919 2.919 0 0 1 5.837 0Zm-30.837 0a3.173 3.173 0 1 1-6.345.001 3.173 3.173 0 0 1 6.345 0Zm-31.346 0a3.428 3.428 0 1 1-6.856 0 3.428 3.428 0 0 1 6.856 0Zm-31.856 0a3.683 3.683 0 1 1-7.365 0 3.683 3.683 0 0 1 7.365 0Zm-32.365 0a3.937 3.937 0 1 1-7.875 0 3.937 3.937 0 0 1 7.875 0Zm-32.874 0a4.192 4.192 0 1 1-8.384 0 4.192 4.192 0 0 1 8.384 0Z\" fill=\"#FFF960\"\/><\/svg>\t\t\t\t<\/div>\n\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/div>\n\n\t\t\t\n\t\t<\/div>\n\t<\/div>\n<\/header>\n\n\t<div class=\"header__meta\">\n\t<div class=\"container\">\n\t\t<div class=\"header__meta__category\">\n\n\t\t\t\n\t\t\t\t\t\t\t<div class=\"header__meta__detail\">\n\t\t\t\t\t<div>Subject<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/fhi.nl\/en\/kennishub\/?_onderwerp_kennishub=communicatie-technologie\" class=\"header__meta__detail--categorie\">\n\t\t\t\t\t\t\t\tCommunication technology\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/fhi.nl\/en\/kennishub\/?_onderwerp_kennishub=industriele-elektronica\" class=\"header__meta__detail--categorie\">\n\t\t\t\t\t\t\t\tIndustrial Electronics\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t<\/div>\n<\/div>\n\n<div class=\"text bg--white\">\n\t<div class=\"container\">\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"text__content text__content--1-col\">\n\t\t\t<div class=\"inner-block text\">\r\n<div class=\"prose mb-4 sm:mb-8 lg:w-5\/6 lg:mx-auto xl:w-4\/6\">\r\n<p>As fiber-optic networks must continuously adapt to the exponential growth of data while maintaining low latency, a new technology is emerging on the market and rapidly gaining traction. This technology, known as <strong>hollow-core fiber<\/strong>, promises to transform network performance, particularly in critical environments such as data centers and financial infrastructures.<\/p>\r\n<p>\u00a0<\/p>\r\n<h4>What is hollow-core fiber?<\/h4>\r\n<p>Unlike conventional fiber, which has a solid glass core, this new generation of fiber features a central channel filled with gas or air. Light propagates through this medium, which has a much lower refractive index than glass. Specialized cladding structures, often made of glass with periodic patterns, guide the optical signal through the channel and prevent it from escaping. This fundamental change accelerates the propagation of light\u2014no longer slowed by glass\u2014and enables an unprecedented reduction in latency.<\/p>\r\n<p>\u00a0<\/p>\r\n<h4>Speed and stability for demanding environments<\/h4>\r\n<p>Hollow-core fiber technology addresses a pressing need: delivering speed without compromising stability. In a world where data centers, cloud environments, and real-time services demand ever-higher performance, latency has become a critical issue. Hollow-core fiber emerges as a key player thanks to its many advantages:<\/p>\r\n<ul>\r\n<li>Increased speed: Light travels at about 200,000 km\/s through glass. In hollow-core fiber, where light travels in a vacuum, speeds approach 300,000 km\/s. That&#039;s a 40% increase\u2014an essential advantage in environments where every microsecond counts.<\/li>\r\n<li>Reduced signal loss: Recent advances drop signal losses to as low as 0.05 dB\/km, outperforming traditional single-mode fiber and allowing for longer-distance transmissions.<\/li>\r\n<li>Tolerance to nonlinear effects: With its wider, non-solid core, hollow-core fiber is less sensitive to optical distortions, resulting in higher signal quality.<\/li>\r\n<\/ul>\r\n<p>\u00a0<\/p>\r\n<h4>Turning performance into strategic advantage<\/h4>\r\n<p>These benefits translate into a significant strategic lever, opening the door to key applications in next-generation networks, including high-frequency trading, cloud computing, and 5G networks. Some of these applications include:<\/p>\r\n<p>\u00a0<\/p>\r\n<p><strong>1. Data center interconnection (DCI)<\/strong><\/p>\r\n<p>Cloud giants are among the first to adopt hollow-core fiber to enhance interconnections between their data centers. This technology allows them to:<\/p>\r\n<ul>\r\n<li>Reduce latency between sites over 80 km apart\u2014crucial for real-time data sync and AI\/ML model training\u2014enabling distant sites to operate as one and overcome energy limits on data center builds.<\/li>\r\n<li>Increase strategic flexibility by selecting infrastructure locations based on economic criteria like energy or real estate costs, while maintaining optimal performance between sites.<\/li>\r\n<\/ul>\r\n<p>\u00a0<\/p>\r\n<p><strong>2. Finance and nano-trading<\/strong><\/p>\r\n<p>In financial markets, speed equals profit. Being able to buy or sell microseconds ahead of competitors can represent millions. Hollow-core fiber becomes a strategic asset by reducing latency between trading venues and giving high-frequency traders a decisive competitive edge.<\/p>\r\n<p>\u00a0<\/p>\r\n<p><strong>3.Artificial intelligence (AI)<\/strong><\/p>\r\n<p>AI workloads\u2014driven by machine learning algorithms and neural networks\u2014require the rapid processing of massive datasets and real-time decision-making. These applications, from autonomous vehicles to smart devices, cannot afford network lag or interruptions. Hollow-core fiber was developed to meet these heavy demands, offering superior network quality, improved latency, and secure data transmission. By transporting more data with lower latency, HCF enables quick reactions and split-second decisions, allowing AI models to process information faster and perform more accurately in mission-critical environments.<\/p>\r\n<p>\u00a0<\/p>\r\n<h4>Progress and challenges: the realities of hollow-core fiber<\/h4>\r\n<p>Although promising, this technology comes with challenges:<\/p>\r\n<ul>\r\n<li><strong>Mechanical sensitivity: <\/strong>Cabling remains more delicate than with conventional fiber.<\/li>\r\n<li><strong>Compatibility with existing networks:<\/strong>\u00a0Hybrid deployments (traditional + hollow-core) will need to coexist, requiring precise measurements and reliable diagnostics.<\/li>\r\n<li><strong>Standardization and certification:<\/strong>\u00a0The current lack of established standards complicates large-scale integration. As with data center certification, rigor is essential to ensure consistent performance.<\/li>\r\n<\/ul>\r\n<p>Progress, however, is rapid. Each development cycle introduces advancements that make hollow-core fiber increasingly deployable and less experimental.<\/p>\r\n<p>\u00a0<\/p>\r\n<h4>EXFO hollow core fiber test solutions<\/h4>\r\n<p>Traditional approaches often fall short when applied to this disruptive technology, which demands new methods for measuring loss, return loss, and overall transmission quality. EXFO, a leader in innovative fiber testing, is at the forefront of this transition, equipping data centers, service providers and innovators with a comprehensive portfolio of HCF-optimized solutions<\/p>\r\n<p>Among these solutions, OTDRs stand out as EXFO&#039;s core expertise and leading product family. Unlike other instruments that are inherently compatible with HCF, the OTDR required specific developments to ensure reliable results.<\/p>\r\n<p>For field deployment, EXFO&#039;s Hollow-Core Fiber OTDR analysis software, part of a <a href=\"https:\/\/www.exfo.com\/en\/products\/field-network-testing\/otdr-iolm\/ns-348x\/\"><strong>Hollow-Core Fiber OTDR Test Kit<\/strong><\/a>, provides accurate fault location and loss measurements where traditional OTDRs fall short. Its high dynamic range makes the hardware inherently well suited for HCF characterization. Going further, the dedicated uni- and bi-directional analysis software extracts key fiber parameters such as loss, ORL and length. The adapted analysis also enables splice loss and reflectivity measurements\u2014capabilities that require specific innovation for HCF, making it a unique and essential tool for this new fiber technology.<\/p>\r\n<p>Other hollow-core fiber capable products for testing in the field include the <a href=\"https:\/\/shop.cnrood.com\/ftbx-570\"><strong>FTBx-570<\/strong><\/a> single-ended CD\/PMD analyzer, which ensures reliable characterization of dispersion parameters that directly impact high-speed performance. The <a href=\"https:\/\/shop.cnrood.com\/maxtester-940-fiber-certifier-olts\"><strong>MaxTester 945<\/strong><\/a> optical loss test set (OLTS), with an optional feature, streamlines validation of fiber length, insertion loss and return loss, while the <a href=\"https:\/\/shop.cnrood.com\/fip-500-fiber-inspection-probe\"><strong>FIP-500<\/strong><\/a> fiber inspection scope safeguards network integrity with fast, automated end-face analysis. The<strong> <a title=\"FTBx-88810 Series\" href=\"https:\/\/www.exfo.com\/en\/products\/lab-manufacturing-testing\/network-protocol-testing\/ethernet-testing\/ftbx-88810-series\/\" target=\"_blank\" rel=\"noopener\">FTBx-88810 Series<\/a><\/strong> 1G-800G test solution, equipped with the EtherBERT test application, enables precise latency measurements essential for validating the ultra-low delay performance of hollow core fiber, supporting next-generation high-speed, time-sensitive networks.<\/p>\r\n<p>At the lab and R&amp;D level, the <a title=\"CTP10\" href=\"https:\/\/www.exfo.com\/en\/products\/lab-manufacturing-testing\/test-platforms\/ctp10\/\" target=\"_blank\" rel=\"noopener\"><strong>CTP10<\/strong><\/a> test system delivers ultra-high resolution spectral loss measurements\u2014down to 0.02 pm across the 1240 nm to 1680 nm range\u2014enabling precise analysis of effects such as CO\u2082 absorption over long distances of more than 100 km.<\/p>\r\n<p>\u00a0<\/p>\r\n<h4>Preparing the networks of tomorrow<\/h4>\r\n<p>Hollow-core fiber is not just a technical innovation\u2014it represents a strategic evolution that could redefine how networks meet the growing demands of the digital world. It is clear that deployment, testing, and monitoring teams must become familiar with this technology and anticipate its integration into their future practices.<\/p>\r\n<p>By combining lab-grade precision with field-ready practicality, decades of fiber testing expertise, and a strong commitment to innovation, EXFO provides the industry with a clear path to scale hollow-core fiber from research environments into live networks\u2014paving the way for faster, more efficient and more reliable connectivity.<\/p>\r\n<\/div>\r\n<\/div>\r\n<div class=\"inner-block buttons\"><a class=\"button blue\" href=\"https:\/\/cnrood.com\/contact\/\" target=\"\"> Contact us for more information <\/a><\/div>\t\t<\/div>\n\t<\/div>\n<\/div>\r\n\t<div class=\"articles bg--offwhite automatic\">\r\n\t\t<div class=\"container\">\r\n\t\t\t<div class=\"articles__header\">\r\n\t\t\t\t\t\t\t\t\t<div class='heading-wrapper'><svg width=\"13\" height=\"13\" viewbox=\"0 0 13 13\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle cx=\"6.394\" cy=\"6.5\" r=\"6.394\" fill=\"#000\"\/><\/svg><h2>Related articles<\/h2><\/div>\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"\/en\/profiel\/cnrood\/\" class=\"button button--outline\">view profile<\/a>\r\n\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t<div class=\"post-grid post-grid--no-padding\">\r\n\t\t\t\t\n<a class=\"single-item single-item__articles\" href=\"https:\/\/fhi.nl\/en\/news\/eurocircuits-visits-forschung-fur-die-zukunft-ew20\/\" data-id=\"42107\">\n\t<div class=\"single-item__articles-icon\">\n\t\t<svg width=\"103\" height=\"103\" viewbox=\"0 0 103 103\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n<path fill-rule=\"evenodd\" clip-rule=\"evenodd\" d=\"M49.5 98.9587V82.3076C33.3844 81.2758 20.6328 67.878 20.6328 51.5019C20.6328 35.1258 33.3844 21.728 49.5 20.6962V4.04134C24.1941 5.08952 4 25.9365 4 51.5C4 77.0635 24.1941 97.9105 49.5 98.9587ZM53.5 78.2983V61.8096H76.3238C72.5238 70.9498 63.8222 77.5397 53.5 78.2983ZM49.5 78.298V61.8096H26.681C30.4804 70.9484 39.1799 77.5377 49.5 78.298ZM47.0728 57.8096H25.3773C24.8906 55.7865 24.6328 53.6743 24.6328 51.5019C24.6328 37.3358 35.5955 25.7301 49.5 24.7058V37.013H34.0466C33.2709 37.013 32.5653 37.4615 32.2359 38.1637C31.9065 38.8659 32.0128 39.6952 32.5086 40.2916L47.0728 57.8096ZM55.9249 57.8096H77.6274C78.1141 55.7865 78.3719 53.6743 78.3719 51.5019C78.3719 37.3342 67.4068 25.7275 53.5 24.7055V37.013H68.9511C69.7268 37.013 70.4324 37.4615 70.7618 38.1637C71.0912 38.8659 70.9849 39.6952 70.4891 40.2916L55.9249 57.8096ZM53.5 82.3079V98.9587C78.8059 97.9105 99 77.0635 99 51.5C99 25.9365 78.8059 5.08952 53.5 4.04134V20.6959C69.6178 21.7254 82.3719 35.1242 82.3719 51.5019C82.3719 67.8796 69.6178 81.2784 53.5 82.3079ZM0 51.5C0 23.7271 21.9843 1.08883 49.5 0.0381213V0H51.5H53.5V0.0381213C81.0157 1.08883 103 23.7271 103 51.5C103 79.9427 79.9427 103 51.5 103C23.0573 103 0 79.9427 0 51.5ZM38.3102 41.013H64.6875L51.4989 56.8765L38.3102 41.013Z\" fill=\"#2DD881\"\/>\n<\/svg>\n\t<\/div>\n\t<div class=\"single-item__articles-title\"><div class='heading-wrapper'><h3>Eurocircuits visits &quot;Forschung f\u00fcr die Zukunft\u201d @ #ew20&quot;<\/h3><\/div><\/div>\n\t<div class=\"single-item__articles-terms\">\n\t\t\n\t\t\n\t\t\t\t\t\t<span class=\"button button--outline single-item__articles-term--branche single-item__articles-term\">Industrial Electronics<\/span>\n\t\t\t\t\t\t\t\t<span class=\"button button--outline single-item__articles-term--branche single-item__articles-term\">Design Automation &amp; 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Science<\/span>\n\t\t\t\t\t\t\t\t<span class=\"button button--outline single-item__articles-term--branche single-item__articles-term\">Members content<\/span>\n\t\t\t\t\t<\/div>\n\t<div class=\"single-item__articles-author-date-wrapper\">\n\t\t\t\t\t<div class=\"single-item__articles-author\">\n\t\t\t\tBruin Aandrijftechniek BV\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"single-item__articles-date\">\n\t\t\t\tAugust 11, 2022\t\t\t<\/div>\n\t\t\t<\/div>\n<\/a>\n\n<a class=\"single-item single-item__articles\" href=\"https:\/\/fhi.nl\/en\/news\/wat-soep-en-een-systeemarchitect-met-elkaar-te-maken-hebben\/\" data-id=\"34141\">\n\t<div class=\"single-item__articles-icon\">\n\t\t<svg width=\"108\" height=\"97\" viewbox=\"0 0 108 97\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n<path fill-rule=\"evenodd\" clip-rule=\"evenodd\" d=\"M71.1889 19.4317C71.1889 18.8156 70.905 18.2339 70.4193 17.8549C69.9336 17.4759 69.3003 17.3419 68.7027 17.4917L39.0059 24.935C38.1162 25.1581 37.4922 25.9577 37.4922 26.875V37.3931H29.2051C28.1005 37.3931 27.2051 38.2885 27.2051 39.3931V75.9996H31.2051V41.3931H47.895V75.9996H51.895V39.3931C51.895 38.2885 50.9996 37.3931 49.895 37.3931H41.4922V28.4356L67.1889 21.9948V75.9998H71.1889V34.3866H77.4785V75.9995H81.4785V32.3866C81.4785 31.282 80.5831 30.3866 79.4785 30.3866H71.1889V19.4317ZM37.5508 51.9436C37.5508 53.0482 38.4462 53.9436 39.5508 53.9436C40.6554 53.9436 41.5508 53.0482 41.5508 51.9436V48.7891C41.5508 47.6845 40.6554 46.7891 39.5508 46.7891C38.4462 46.7891 37.5508 47.6845 37.5508 48.7891V51.9436ZM39.5508 67.01C38.4462 67.01 37.5508 66.1146 37.5508 65.01V61.8555C37.5508 60.7509 38.4462 59.8555 39.5508 59.8555C40.6554 59.8555 41.5508 60.7509 41.5508 61.8555V65.01C41.5508 66.1146 40.6554 67.01 39.5508 67.01ZM56.7871 51.9436C56.7871 53.0482 57.6825 53.9436 58.7871 53.9436C59.8917 53.9436 60.7871 53.0482 60.7871 51.9436V48.7891C60.7871 47.6845 59.8917 46.7891 58.7871 46.7891C57.6825 46.7891 56.7871 47.6845 56.7871 48.7891V51.9436ZM58.7871 35.5164C57.6825 35.5164 56.7871 34.6209 56.7871 33.5164V30.3618C56.7871 29.2572 57.6825 28.3618 58.7871 28.3618C59.8917 28.3618 60.7871 29.2572 60.7871 30.3618V33.5164C60.7871 34.6209 59.8917 35.5164 58.7871 35.5164ZM56.7871 65.01C56.7871 66.1146 57.6825 67.01 58.7871 67.01C59.8917 67.01 60.7871 66.1146 60.7871 65.01V61.8555C60.7871 60.7509 59.8917 59.8555 58.7871 59.8555C57.6825 59.8555 56.7871 60.7509 56.7871 61.8555V65.01Z\" fill=\"#B14AED\"\/>\n<path fill-rule=\"evenodd\" clip-rule=\"evenodd\" d=\"M96.9545 4H11C7.13401 4 4 7.13401 4 11V66.7273C4 70.5933 7.134 73.7273 11 73.7273H96.9545C100.821 73.7273 103.955 70.5933 103.955 66.7273V11C103.955 7.134 100.821 4 96.9545 4ZM11 0C4.92487 0 0 4.92486 0 11V66.7273C0 72.8024 4.92486 77.7273 11 77.7273H96.9545C103.03 77.7273 107.955 72.8024 107.955 66.7273V11C107.955 4.92487 103.03 0 96.9545 0H11Z\" fill=\"#B14AED\"\/>\n<path fill-rule=\"evenodd\" clip-rule=\"evenodd\" d=\"M38 74H69V97H38V74ZM42 78V93H65V78H42Z\" fill=\"#B14AED\"\/>\n<path fill-rule=\"evenodd\" clip-rule=\"evenodd\" d=\"M23.9082 95C23.9082 93.8954 24.8036 93 25.9082 93L82.0446 93C83.1491 93 84.0446 93.8954 84.0446 95C84.0446 96.1046 83.1491 97 82.0446 97L25.9082 97C24.8036 97 23.9082 96.1046 23.9082 95Z\" fill=\"#B14AED\"\/>\n<\/svg>\n\t<\/div>\n\t<div class=\"single-item__articles-title\"><div class='heading-wrapper'><h3>What soup and a system architect have to do with each other<\/h3><\/div><\/div>\n\t<div class=\"single-item__articles-terms\">\n\t\t\n\t\t\n\t\t\t\t\t\t<span class=\"button button--outline single-item__articles-term--branche single-item__articles-term\">Building Automation<\/span>\n\t\t\t\t\t\t\t\t<span class=\"button button--outline single-item__articles-term--branche single-item__articles-term\">Cybersecurity<\/span>\n\t\t\t\t\t<\/div>\n\t<div class=\"single-item__articles-author-date-wrapper\">\n\t\t\t\t\t<div class=\"single-item__articles-author\">\n\t\t\t\tFHI, Federation of Technology Industries\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"single-item__articles-date\">\n\t\t\t\tDecember 8, 2022\t\t\t<\/div>\n\t\t\t<\/div>\n<\/a>\n\t\t\t<\/div>\r\n\t\t<\/div>\r\n\t<\/div>","protected":false},"excerpt":{"rendered":"<p>As fiber-optic networks must continuously adapt to the exponential growth of data while maintaining low latency, a new technology is emerging on the market and rapidly gaining traction. This technology, known as hollow-core fiber, promises to transform network performance, particularly in critical environments such as data centers and financial infrastructures.<\/p>","protected":false},"featured_media":76287,"template":"","branches":[],"events":[364,370,368],"secretariat":[],"categories":[16,57],"themes_tax":[523],"content_types":[514],"class_list":["post-76286","news","type-news","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Hollow-core fiber: power and precision for critical networks<\/title>\n<meta name=\"description\" content=\"Hollow-core fiber, promises to transform network performance, particularly in critical environments such as data centers and financial infrastructures.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link 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