{"id":10194,"date":"2023-11-21T09:36:31","date_gmt":"2023-11-21T08:36:31","guid":{"rendered":"https:\/\/hef.group\/photonics\/"},"modified":"2026-07-23T14:58:45","modified_gmt":"2026-07-23T12:58:45","slug":"photonics","status":"publish","type":"page","link":"https:\/\/hef.group\/en\/photonics\/","title":{"rendered":"Photonics"},"content":{"rendered":"<section class=\"axtopsection-block\" style=\"--backgroundColor-filter: #075986\">\n    <div class=\"topsection-background\" style=\"--heightBlock: 600px\">\n        <div class=\"axtopsection-fond\">\n            <div class=\"container container-title-groupe\">\n\n                <div class=\"text-element\">\n                    <div class=\"breadcrumb-yoast\">\n                        <span><span><a href=\"https:\/\/hef.group\/en\/\">Home<\/a><\/span><\/span>                    <\/div>\n                    <h1 class='ax-title2'>Photonics<\/h1>                    <div class=\"container container-text\">\n                                                    <p class=\"description-top-section\">Photonics is the science that focuses on the interaction between light and matter, and on the technologies that enable its generation, transmission, detection and control. It enables innovative solutions across a wide range of industrial, medical and scientific applications.\r\n<\/br>\r\n<\/br>\r\nHEF Photonics combines expertise in precision optics, specialty glass, photolithography and advanced optical coatings to support customers from R&#038;D to volume production.<\/p>\n                                                                            <a class=\"btn btn-gradient-second\"\n                               href=\"https:\/\/hef.group\/en\/contact\/\">Contact our experts<\/a>\n                                            <\/div>\n                <\/div>\n            <\/div>\n\n            <img decoding=\"async\" src=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/02\/visuel-01-2.jpg\">        <\/div>\n\n    <\/div>\n\n\n<\/section>\n\n<section class=\"axblock-textandimg white-bg\">\n    <div class=\"ax-textandimg\">\n        <div class=\"container ax-textandimg-container content-right \">\n            <div class=\"ax-textandimg-content\" style=\"--numberColumns: 2\">\n                                    <h2 class=\"ax-title3\">Light on a technology of the future<\/h2>\n                                                    <div class=\"text-content\">\n                        <p class=\"PDq2pG_selectionAnchorContainer\" data-start=\"98\" data-end=\"352\">Electronics is based on the control of electrons, while <strong>photonics focuses on the generation, propagation and detection of light using photons<\/strong> \u2013 the elementary particles of light first described by Albert Einstein at the beginning of the 20th century.<\/p>\n<p class=\"PDq2pG_selectionAnchorContainer\" data-start=\"98\" data-end=\"352\"><strong data-start=\"354\" data-end=\"421\"><br \/>\n<\/strong><strong>Optics studies the propagation of light through different media<\/strong> such as air, glass and vacuum. For centuries, it has been the source of major innovations, from telescopes and microscopes to everyday optical devices such as glasses and camera lenses.<\/p>\n<p>&nbsp;<\/p>\n<p class=\"PDq2pG_selectionAnchorContainer\" data-start=\"98\" data-end=\"352\">Building on these principles, <strong>photonics goes one step further by enabling light to be generated, manipulated and detected with exceptional precision<\/strong>, paving the way for advanced solutions for today\u2019s <strong>industrial, scientific and medical applications<\/strong>.<\/p>\n                    <\/div>\n                                                <div class=\"btn-textandimg\">\n                                            <a class=\"btn btn-gradient-second btn-block-textandimg\"\n                           href=\"https:\/\/hef.group\/wp-content\/uploads\/2026\/07\/Photonics_overview_webversion.pdf\"\n\t\t\t\t\t\t   target=\"_blank\"\n\t\t\t\t\t\t>\n\t\t\t\t\t\t   \tDownload our brochure\t\t\t\t\t\t<\/a>\n                                                        <\/div>\n                                <\/div>\n\n\t        <div class=\"ax-textandimg-medias-container\">\n\t            \t                \t                    <div class=\"ax-textandimg-video video-youtube\">\n\t                        <p><iframe loading=\"lazy\" title=\"HEF PHOTONICS\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/duHia3G4SSc?feature=oembed&#038;enablejsapi=1&#038;origin=https:\/\/hef.group\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n\t                    <\/div>\n\t                                    \t            \n\t\t        \t        <\/div>\n        <\/div>\n    <\/div>\n<\/section>\n\n\n<section class=\"axblock-textandimg blue-bg\">\n    <div class=\"ax-textandimg\">\n        <div class=\"container ax-textandimg-container content-left \">\n            <div class=\"ax-textandimg-content\" style=\"--numberColumns: 2\">\n                                    <h2 class=\"ax-title3\">From prototype to production \u2013 our expertise at the service of your industry<\/h2>\n                                                    <div class=\"text-content\">\n                        <p>HEF Photonics brings together <strong>complementary technologies covering the entire photonics value chain<\/strong>, from specialty glass and precision optics to photolithography and advanced optical coatings.<\/p>\n<p><strong>Precision polishing:<\/strong><\/p>\n<ul>\n<li>Precision up to <strong>\u03bb \/ 20<\/strong> for diameters below 300 mm<\/li>\n<li>Materials: silica, sapphire, silicon, germanium, ceramics, quartz, Zerodur\u2026<\/li>\n<li>Shapes: windows, mirrors, prisms, lenses, waveplates, filters\u2026<\/li>\n<li>Polishing of components up to <strong>1000 mm<\/strong><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><strong>Glass manufacturing technologies:<\/strong><\/p>\n<ul>\n<li>Specialty glass and chemically etched glass<\/li>\n<li>Chemical strengthening and thermal tempering<\/li>\n<li>Screen printing and laser marking<\/li>\n<li>Ready-to-integrate assemblies<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><strong>Optical thin-film coatings:<\/strong><\/p>\n<p class=\"isSelectedEnd\">More than <strong>50 deposition chambers<\/strong> dedicated to the production of high-precision optical coatings.<\/p>\n<p><strong>Technologies:<\/strong> electron beam deposition, ion-assisted deposition (IAD), sputtering, ion beam sputtering (IBS), evaporation and thermal CVD for high-precision optical applications.<\/p>\n<p class=\"isSelectedEnd\"><strong>Applications and capabilities:<\/strong><\/p>\n<p class=\"isSelectedEnd\">Wavelength range: from <strong>200 nm (UV) to 20 \u00b5m (far infrared)<\/strong>.<\/p>\n<p class=\"isSelectedEnd\">Coating solutions are available for <strong>glass, crystals, chalcogenide materials, semiconductors, metals and polymer optics<\/strong>, addressing a wide range of optical applications.<\/p>\n<p class=\"isSelectedEnd\">Our portfolio includes <strong>advanced optical coatings<\/strong>, such as high-performance mirrors, precision optical filters, beam splitters and custom multilayer coatings for the most demanding photonics applications.<\/p>\n<ul data-spread=\"false\">\n<li>Anti-reflective, metallic and dielectric coatings<\/li>\n<li>Polarizing coatings<\/li>\n<li>Internal (prism) or external coatings<\/li>\n<li>Deep-black absorbing coatings<\/li>\n<li>Transparent conductive coatings (ITO \/ IMITO)<\/li>\n<li>Bus bars<\/li>\n<li>Hydrophobic coatings<\/li>\n<li><strong>High laser damage threshold coatings<\/strong><\/li>\n<li>Environmental resistance tailored to customer requirements; in some cases, a compromise is necessary between <strong>resistance to harsh environments and high optical performance<\/strong><\/li>\n<\/ul>\n                    <\/div>\n                                            <\/div>\n\n\t        <div class=\"ax-textandimg-medias-container swiper\" data-delay=\"2000\">\n\t\t\t\t<div class=\"swiper-wrapper\">\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide cover\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1920\" height=\"1371\" src=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Abrisa3x3.5.jpg\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Abrisa3x3.5.jpg 1920w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Abrisa3x3.5-300x214.jpg 300w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Abrisa3x3.5-1024x731.jpg 1024w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Abrisa3x3.5-768x548.jpg 768w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Abrisa3x3.5-1536x1097.jpg 1536w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide cover\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"2000\" height=\"1600\" src=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Laser-Engraving-1.jpg\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Laser-Engraving-1.jpg 2000w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Laser-Engraving-1-300x240.jpg 300w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Laser-Engraving-1-1024x819.jpg 1024w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Laser-Engraving-1-768x614.jpg 768w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Laser-Engraving-1-1536x1229.jpg 1536w\" sizes=\"(max-width: 2000px) 100vw, 2000px\" \/>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide cover\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"647\" height=\"430\" src=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Image4.jpg\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Image4.jpg 647w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Image4-300x199.jpg 300w\" sizes=\"(max-width: 647px) 100vw, 647px\" \/>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide cover\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"930\" height=\"1086\" src=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Glass-Fabrication.jpg\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Glass-Fabrication.jpg 930w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Glass-Fabrication-257x300.jpg 257w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Glass-Fabrication-877x1024.jpg 877w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Glass-Fabrication-768x897.jpg 768w\" sizes=\"(max-width: 930px) 100vw, 930px\" \/>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide cover\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1920\" height=\"1678\" src=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/ITO-IMITO.jpg\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/ITO-IMITO.jpg 1920w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/ITO-IMITO-300x262.jpg 300w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/ITO-IMITO-1024x895.jpg 1024w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/ITO-IMITO-768x671.jpg 768w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/ITO-IMITO-1536x1342.jpg 1536w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t        <\/div>\n        <\/div>\n    <\/div>\n<\/section>\n\n\n<section class=\"axblock-textandimg blue-bg\">\n    <div class=\"ax-textandimg\">\n        <div class=\"container ax-textandimg-container content-right \">\n            <div class=\"ax-textandimg-content\" style=\"--numberColumns: 2\">\n                                                    <div class=\"text-content\">\n                        <p><strong>Masking and lithography:<\/strong><\/p>\n<p><strong>Patterning technologies including photolithography, lift-off, wet etching and laser processing:<\/strong><\/p>\n<ul>\n<li>Masking and creating complete optical components<\/li>\n<li>On 2&#8221; to 8&#8221; substrates.<\/li>\n<li>Resolution down to 1 \u03bcm in width and 0.15 \u03bcm in thickness<\/li>\n<li>Different types of substrates and etched materials (Al, Ag, Cr, Cu, Ni, Au, etc.).<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Electroforming:<\/strong><\/p>\n<ul>\n<li>Nickel deposition, thickness from 30 to 200 \u03bcm<\/li>\n<li>Circles, pits, closed shapes down to the micron<\/li>\n<li>Coatings for emission control and reflection control<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><strong>Precision cutting:<\/strong><\/p>\n<p><strong>Technologies: laser, die-cutting, waterjet, slicer, wafer cutting:<\/strong><\/p>\n<ul>\n<li>Glass, specialty glass, Si wafers, metals, polymers and batteries<\/li>\n<li>Thickness up to 0.05 mm<\/li>\n<li>Lateral smoothness up to 3 \u03bcm<\/li>\n<li>CNC machining<\/li>\n<\/ul>\n                    <\/div>\n                                            <\/div>\n\n\t        <div class=\"ax-textandimg-medias-container swiper\" data-delay=\"1300\">\n\t\t\t\t<div class=\"swiper-wrapper\">\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide cover\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1200\" height=\"1131\" src=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Screen-Print-Display-Glass.jpg\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Screen-Print-Display-Glass.jpg 1200w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Screen-Print-Display-Glass-300x283.jpg 300w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Screen-Print-Display-Glass-1024x965.jpg 1024w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Screen-Print-Display-Glass-768x724.jpg 768w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide cover\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1587\" height=\"708\" src=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/visuel-01.jpg\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/visuel-01.jpg 1587w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/visuel-01-300x134.jpg 300w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/visuel-01-1024x457.jpg 1024w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/visuel-01-768x343.jpg 768w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/visuel-01-1536x685.jpg 1536w\" sizes=\"(max-width: 1587px) 100vw, 1587px\" \/>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide cover\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1155\" height=\"521\" src=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Image1.jpg\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Image1.jpg 1155w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Image1-300x135.jpg 300w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Image1-1024x462.jpg 1024w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Image1-768x346.jpg 768w\" sizes=\"(max-width: 1155px) 100vw, 1155px\" \/>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide cover\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1814\" height=\"1920\" src=\"https:\/\/hef.group\/wp-content\/uploads\/2026\/07\/DP0A13142-3.jpg\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/hef.group\/wp-content\/uploads\/2026\/07\/DP0A13142-3.jpg 1814w, https:\/\/hef.group\/wp-content\/uploads\/2026\/07\/DP0A13142-3-283x300.jpg 283w, https:\/\/hef.group\/wp-content\/uploads\/2026\/07\/DP0A13142-3-967x1024.jpg 967w, https:\/\/hef.group\/wp-content\/uploads\/2026\/07\/DP0A13142-3-768x813.jpg 768w, https:\/\/hef.group\/wp-content\/uploads\/2026\/07\/DP0A13142-3-1451x1536.jpg 1451w\" sizes=\"(max-width: 1814px) 100vw, 1814px\" \/>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide cover\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"782\" height=\"521\" src=\"https:\/\/hef.group\/wp-content\/uploads\/2026\/07\/photo-kerdry-1-3.jpg\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/hef.group\/wp-content\/uploads\/2026\/07\/photo-kerdry-1-3.jpg 782w, https:\/\/hef.group\/wp-content\/uploads\/2026\/07\/photo-kerdry-1-3-300x200.jpg 300w, https:\/\/hef.group\/wp-content\/uploads\/2026\/07\/photo-kerdry-1-3-768x512.jpg 768w\" sizes=\"(max-width: 782px) 100vw, 782px\" \/>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide cover\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"713\" height=\"521\" src=\"https:\/\/hef.group\/wp-content\/uploads\/2026\/07\/Polish-3.jpg\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/hef.group\/wp-content\/uploads\/2026\/07\/Polish-3.jpg 713w, https:\/\/hef.group\/wp-content\/uploads\/2026\/07\/Polish-3-300x219.jpg 300w\" sizes=\"(max-width: 713px) 100vw, 713px\" \/>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t        <\/div>\n        <\/div>\n    <\/div>\n<\/section>\n\n\n<section class=\"axblock-textandimg white-bg\">\n    <div class=\"ax-textandimg\">\n        <div class=\"container ax-textandimg-container content-left \">\n            <div class=\"ax-textandimg-content\" style=\"--numberColumns: 2\">\n                                    <h2 class=\"ax-title3\">New uses for LED light<\/h2>\n                                                    <div class=\"text-content\">\n                        <p><strong>Photonics is involved in new uses for interaction with everyday objects. <\/strong><\/p>\n<p>This interaction will be accomplished by the presence of either tactile screens or non-tactile screens. This interaction can also occur by means of opto-electronic devices that track eye movement \u2013 if the pointing function is not done by the hand.<\/p>\n<p>HEF is also active in this field and develops screens for an extensive range of applications that extends from screens for video games to\u00a0tactile controls used by pilots of the Rafale combat aircraft or future projects involving connected autonomous vehicles.<\/p>\n                    <\/div>\n                                                <div class=\"btn-textandimg\">\n                                            <a class=\"btn btn-gradient-second btn-block-textandimg\"\n                           href=\"https:\/\/abrisatechnologies.com\/markets\/information-displays\/\"\n\t\t\t\t\t\t   target=\"_blank\"\n\t\t\t\t\t\t>\n\t\t\t\t\t\t   \t Information Displays \t\t\t\t\t\t<\/a>\n                                                        <\/div>\n                                <\/div>\n\n\t        <div class=\"ax-textandimg-medias-container\">\n\t            \t                \t                    <div class=\"ax-textandimg-img cover\">\n\t                        <img decoding=\"async\" width=\"1920\" height=\"1280\" src=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/05\/shutterstock_2374938925.jpg\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/05\/shutterstock_2374938925.jpg 1920w, https:\/\/hef.group\/wp-content\/uploads\/2024\/05\/shutterstock_2374938925-300x200.jpg 300w, https:\/\/hef.group\/wp-content\/uploads\/2024\/05\/shutterstock_2374938925-1024x683.jpg 1024w, https:\/\/hef.group\/wp-content\/uploads\/2024\/05\/shutterstock_2374938925-768x512.jpg 768w, https:\/\/hef.group\/wp-content\/uploads\/2024\/05\/shutterstock_2374938925-1536x1024.jpg 1536w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/>\t                    <\/div>\n\t                                    \t            \n\t\t        \t        <\/div>\n        <\/div>\n    <\/div>\n<\/section>\n\n\n<section class=\"axblock-textandimg blue-bg\">\n    <div class=\"ax-textandimg\">\n        <div class=\"container ax-textandimg-container content-right \">\n            <div class=\"ax-textandimg-content\" style=\"--numberColumns: 2\">\n                                    <h2 class=\"ax-title3\">HEF PHOTONICS: A Global Photonics Network<\/h2>\n                                                    <div class=\"text-content\">\n                        <p><strong>HEF Photonics<\/strong> brings together complementary expertise in precision optics, specialty glass, photolithography, optical coatings and industrial manufacturing. By combining these capabilities within one integrated network, we support customers from prototype development to high-volume production.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>Learn about the production sites of our subsidiaries:<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li><strong><a href=\"https:\/\/abrisatechnologies.com\/\">ABRISA TECHNOLOGIES<\/a><\/strong><\/li>\n<li><strong><a href=\"https:\/\/www.acerde.com\/accueil\">ACERDE<\/a><\/strong><\/li>\n<li><strong><a href=\"https:\/\/optique-fichou.com\/\">FICHOU<\/a><\/strong><\/li>\n<li><a href=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/HEF-PHOTONICS-SAINT-ETIENNE.pdf\"><strong>HEF PHOTONICS SAINT-ETIENNE<\/strong><\/a><\/li>\n<li><strong><a href=\"https:\/\/kerdry.com\/\">KERDRY<\/a><\/strong><\/li>\n<li><strong><a href=\"https:\/\/www.neyco.fr\/\">NEYCO<\/a><\/strong><\/li>\n<li><strong><a href=\"https:\/\/photosciences.com\/\">Photo Sciences<\/a><\/strong><\/li>\n<li><strong><a href=\"https:\/\/www.teliccompany.com\/\">TELIC Compagny<\/a><\/strong><\/li>\n<li><strong><a href=\"https:\/\/evaporatedcoatings.com\/\">ECI Evaporated Coatings, Inc.<\/a><\/strong><\/li>\n<\/ul>\n                    <\/div>\n                                                <div class=\"btn-textandimg\">\n                                            <a class=\"btn btn-gradient-second btn-block-textandimg\"\n                           href=\"https:\/\/hef.group\/wp-content\/uploads\/2026\/07\/2026_06_Photonics_Leaflet_Locations.pdf\"\n\t\t\t\t\t\t   target=\"_blank\"\n\t\t\t\t\t\t>\n\t\t\t\t\t\t   \tDownload locations brochure\t\t\t\t\t\t<\/a>\n                                                        <\/div>\n                                <\/div>\n\n\t        <div class=\"ax-textandimg-medias-container\">\n\t            \t                \t                    <div class=\"ax-textandimg-img cover\">\n\t                        <img decoding=\"async\" width=\"2000\" height=\"1600\" src=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Laser-Engraving.jpg\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Laser-Engraving.jpg 2000w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Laser-Engraving-300x240.jpg 300w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Laser-Engraving-1024x819.jpg 1024w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Laser-Engraving-768x614.jpg 768w, https:\/\/hef.group\/wp-content\/uploads\/2024\/10\/Laser-Engraving-1536x1229.jpg 1536w\" sizes=\"(max-width: 2000px) 100vw, 2000px\" \/>\t                    <\/div>\n\t                                    \t            \n\t\t        \t        <\/div>\n        <\/div>\n    <\/div>\n<\/section>\n\n\n<section class=\"axblock-black\">\n    <div class=\"container\">\n        <div class=\"acf-innerblocks-container\"><\/div>\n    <\/div>\n    <div class=\"ax-black\">\n        <div class=\"container ax-black-container black\">\n            <div class=\"ax-black-content\">\n                                    <div class=\"ax-title3\">In conclusion<\/div>\n                                                    <div class=\"text-content\">\n                        HEF Photonics brings together complementary expertise across the entire photonics value chain. From precision optics and specialty glass to photolithography, advanced optical coatings and industrial production, we develop tailored solutions for the most demanding applications.\r\n<\/br>\r\nThrough our vertically integrated capabilities, we support our customers from research and development to high-volume manufacturing, combining innovation, precision and industrial excellence within a single global network.                    <\/div>\n                                                            <\/div>\n                            <div class=\"ax-black-img\">\n                    <img decoding=\"async\" width=\"1920\" height=\"1280\" src=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/01\/AdobeStock_82690919-1.png\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/hef.group\/wp-content\/uploads\/2024\/01\/AdobeStock_82690919-1.png 1920w, https:\/\/hef.group\/wp-content\/uploads\/2024\/01\/AdobeStock_82690919-1-300x200.png 300w, https:\/\/hef.group\/wp-content\/uploads\/2024\/01\/AdobeStock_82690919-1-1024x683.png 1024w, https:\/\/hef.group\/wp-content\/uploads\/2024\/01\/AdobeStock_82690919-1-768x512.png 768w, https:\/\/hef.group\/wp-content\/uploads\/2024\/01\/AdobeStock_82690919-1-1536x1024.png 1536w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/>                <\/div>\n                    <\/div>\n    <\/div>\n<\/section>\n\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-10194","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Photonics: Mastering light for industrial innovation | HEF<\/title>\n<meta name=\"description\" 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