AR Waveguides | Foundry Services | SCIVAX<\/title>\n<style>\n * { box-sizing: border-box; margin: 0; padding: 0; }\n body { font-family: sans-serif; background: #F4F6F9; color: #1a1a1a; line-height: 1.6; }\n\n \/* \u2500\u2500 \u30bf\u30d6\u30ca\u30d3 sticky \u30e9\u30c3\u30d1 \u2500\u2500 *\/\n .tab-nav-sticky {\n width: 100vw;\n margin-left: calc(-50vw + 50%);\n }\n .tab-nav-sticky.is-fixed {\n position: fixed !important;\n top: 80px !important;\n left: 0 !important;\n width: 100vw !important;\n margin-left: 0 !important;\n z-index: 99999 !important;\n box-shadow: inset 0 1px 0 0 #e5e5e5 !important;\n }\n @media (max-width: 1024px) {\n .tab-nav-sticky.is-fixed { top: 60px !important; }\n }\n\n \/* \u2500\u2500 \u4e0a\u90e8\u30ca\u30d3\uff08\u6a2a\u30b9\u30af\u30ed\u30fc\u30eb\u3042\u308a\u30fb\u5168\u5e45\uff09 \u2500\u2500 *\/\n .app-nav {\n width: 100%;\n background: #fff;\n border-bottom: 1px solid #e5e5e5;\n overflow-x: auto;\n -webkit-overflow-scrolling: touch;\n }\n .app-nav-inner { max-width: 1100px; 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}\n .cta-bar { flex-direction: column; align-items: flex-start; }\n .app-nav-inner { padding: 0 16px; }\n .highlight-box { flex-direction: column; }\n }\n <\/style>\n<\/head>\n<body>\n<div class=\"tab-nav-sticky\" id=\"tab-nav-sticky\">\n<div class=\"app-nav\">\n<div class=\"app-nav-inner\">\n<a class=\"app-nav-back\" href=\"\/en\/foundry\/\">\u2190 Foundry Services<\/a>\n<a class=\"app-nav-item\" href=\"\/en\/foundry\/npo-cpo\/\">Photonic-Electronic Integration<\/a>\n<a class=\"app-nav-item\" href=\"\/en\/foundry\/metalens\/\">Metalens<\/a>\n<a class=\"app-nav-item\" href=\"\/en\/foundry\/compound-semiconductor\/\">Compound Semiconductors<\/a>\n<a class=\"app-nav-item\" href=\"\/en\/foundry\/bio-device\/\">Bio Devices<\/a>\n<a class=\"app-nav-item active\" href=\"\/en\/foundry\/ar-waveguide\/\">AR Waveguides<\/a>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"hero\">\n<div class=\"hero-inner\">\n<div>\n<div class=\"hero-label\">Foundry Application<\/div>\n<h1 class=\"hero-title\">AR Waveguides<\/h1>\n<p class=\"hero-desc\">High-precision molding of SRG-type waveguides for AR\/MR glasses. We support both diffraction grating formation in high-refractive-index resin and etching of high-refractive-index inorganic materials such as SiC. With low-distortion imprinting using Dyad\u00ae, we mass-produce high-yield, high-quality waveguides.<\/p>\n<div class=\"hero-tags\">\n<\/div>\n<\/div>\n<div class=\"hero-img-wrap\">\n<img decoding=\"async\" alt=\"AR Waveguides\" src=\"\/wp-content\/uploads\/2026\/05\/0VCWp.jpg\"\/>\n<div class=\"hero-img-placeholder\">Image placeholder<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"page-wrap\">\n<div class=\"section-heading\">\n<div class=\"section-heading-bar\"><\/div>\n<span class=\"section-heading-text\">Why Choose SCIVAX<\/span>\n<\/div>\n<div class=\"points-grid\">\n<div class=\"point-card\">\n<div class=\"point-num\">01<\/div>\n<div class=\"point-body\">\n<h4>Support for Two Molding Process Types<\/h4>\n<p>We support both direct molding with high-refractive-index imprint resin and processes that etch high-refractive-index substrates such as SiC. We build materials and processes from the ground up.<\/p>\n<\/div>\n<\/div>\n<div class=\"point-card\">\n<div class=\"point-num\">02<\/div>\n<div class=\"point-body\">\n<h4>Low-Distortion Imprinting with the Fully Automatic UV Nanoimprint System Dyad\u00ae<\/h4>\n<p>The Hard-to-Hard method using our proprietary Dyad\u00ae minimizes pattern pitch misalignment between the In-Coupler and Out-Coupler, enabling high-precision molding while suppressing image quality degradation.<\/p>\n<\/div>\n<\/div>\n<div class=\"point-card\">\n<div class=\"point-num\">03<\/div>\n<div class=\"point-body\">\n<h4>High-Yield Mass Production<\/h4>\n<p>Low-distortion imprinting greatly improves waveguide yield without being affected by pupil size or FOV. Yield improvement in mass production directly contributes to cost reduction.<\/p>\n<\/div>\n<\/div>\n<div class=\"point-card\">\n<div class=\"point-num\">04<\/div>\n<div class=\"point-body\">\n<h4>Molding Experience with High-Refractive-Index Materials<\/h4>\n<p>We support molding of high-refractive-index imprint resin onto transparent glass substrates with n=2.0 or higher, stably forming diffraction gratings in a variety of shapes.<\/p>\n<\/div>\n<\/div>\n<div class=\"point-card\">\n<div class=\"point-num\">05<\/div>\n<div class=\"point-body\">\n<h4>Wafer Support up to phi 8\u2033<\/h4>\n<p>Foundry services are currently available up to phi 8\u2033. Dyad\u00ae systems are also sold in 8\u2033 and 12\u2033 formats, preparing for future large-diameter requirements.<\/p>\n<\/div>\n<\/div>\n<div class=\"point-card\">\n<div class=\"point-num\">06<\/div>\n<div class=\"point-body\">\n<h4>Integrated Support<\/h4>\n<p>In addition to foundry services, we also sell Dyad\u00ae systems. For customers considering in-house production, we provide integrated support for both equipment and processes.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"highlight-box\">\n<div class=\"highlight-badge\">Dyad\u00ae<\/div>\n<div class=\"highlight-body\">\n<h4>Improved Image Quality through Low-Distortion Imprinting<\/h4>\n<p>Compared with conventional NIL methods, Dyad\u00ae\u2019s Hard-to-Hard method reduces pattern pitch misalignment between the In-Coupler and Out-Coupler. It suppresses the impact of pupil size and FOV variation on yield, enabling high-precision AR waveguides to be produced at high yield.<\/p>\n<\/div>\n<\/div>\n<div class=\"type-section\">\n<div class=\"section-heading\">\n<div class=\"section-heading-bar\"><\/div>\n<span class=\"section-heading-text\">Two Supported Molding Types<\/span>\n<\/div>\n<div class=\"type-grid\">\n<div class=\"type-card\">\n<div class=\"type-card-header\">\n<h4>Type A: Direct Molding into High-Refractive-Index Resin<\/h4>\n<p>High-n resin imprint on high-n substrate<\/p>\n<\/div>\n<div class=\"type-card-body\">\n<div class=\"type-card-img\">\n<img decoding=\"async\" alt=\"High-Refractive-Index Resin Molding\" src=\"\/wp-content\/uploads\/2026\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-05-24-11.50.10.png\"\/>\n<div class=\"type-card-img-placeholder\">\uff0b<\/div>\n<\/div>\n<p class=\"type-desc\">SRG-type diffraction gratings are formed on a high-refractive-index transparent substrate (glass n=2.0 or higher) using high-refractive-index imprint resin.<\/p>\n<ul class=\"type-specs\">\n<li>Substrate: high-refractive-index glass (n\u22652.0)<\/li>\n<li>Molding material: high-refractive-index imprint resin<\/li>\n<li>Supports diffraction gratings in a variety of shapes<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"type-card\">\n<div class=\"type-card-header\">\n<h4>Type B: High-Refractive-Index Substrate Etching<\/h4>\n<p>Substrate etching (e.g. SiC)<\/p>\n<\/div>\n<div class=\"type-card-body\">\n<div class=\"type-card-img\">\n<img decoding=\"async\" alt=\"SiC Etching\" src=\"\/wp-content\/uploads\/2026\/05\/doe.png\"\/>\n<div class=\"type-card-img-placeholder\">\uff0b<\/div>\n<\/div>\n<p class=\"type-desc\">Diffraction gratings are formed by etching high-refractive-index substrates themselves, such as SiC and TiO2. Using imprint resin dedicated to etching, direct patterning onto inorganic films such as substrates is achieved.<\/p>\n<ul class=\"type-specs\">\n<li>Substrate: high-refractive-index materials such as SiC and TiO2<\/li>\n<li>Uses imprint resin dedicated to etching<\/li>\n<li>High-precision patterning onto inorganic films such as substrates<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"specs-section\">\n<div class=\"section-heading\">\n<div class=\"section-heading-bar\"><\/div>\n<span class=\"section-heading-text\">Specifications<\/span>\n<\/div>\n<div class=\"s_table\"><table class=\"specs-table\">\n<thead><tr><th>Item<\/th><th>Specifications \/ Supported Range<\/th><\/tr><\/thead>\n<tbody>\n<tr><td>Supported Types<\/td><td>High-refractive-index resin molding (Type A) \/ high-refractive-index substrate etching (Type B)<\/td><\/tr>\n<tr><td>Substrate Refractive Index<\/td><td>Supports high-refractive-index transparent substrates with n = 2.0 or higher<\/td><\/tr>\n<tr><td>Imprint Method<\/td><td>Hard-to-Hard low-distortion imprinting with Dyad\u00ae<\/td><\/tr>\n<tr><td>Supported Wafer Sizes<\/td><td>Up to phi 8\u2033 (foundry) \/ phi 8\u2033 and phi 12\u2033 (Dyad\u00ae system sales)<\/td><\/tr>\n<tr><td>Pattern Types<\/td><td>SRG-type diffraction gratings (In-Coupler \/ Out-Coupler)<\/td><\/tr>\n<tr><td>Features<\/td><td>Minimized pattern pitch misalignment and high yield through low distortion<\/td><\/tr>\n<\/tbody>\n<\/table><\/div>\n<\/div>\n<div class=\"cases-section\">\n<div class=\"section-heading\">\n<div class=\"section-heading-bar\"><\/div>\n<span class=\"section-heading-text\">Yield Improvement Comparison and Molding Examples<\/span>\n<\/div>\n<div class=\"cases-grid\">\n<div class=\"case-card\">\n<div class=\"case-img\">\n<img decoding=\"async\" alt=\"Low-Distortion Imprinting with Dyad\" src=\"\/wp-content\/uploads\/2026\/06\/dyad-tooling1.png\"\/>\n<div class=\"case-img-placeholder\">\uff0b<\/div>\n<\/div>\n<h4>Dyad\u00ae Low-Distortion Imprinting<\/h4>\n<p>A yield improvement example for Dyad\u00ae molding compared with a conventional NIL method. The impact of pupil size and FOV variation on waveguide yield is minimized.<\/p>\n<\/div>\n<div class=\"case-card\">\n<div class=\"case-img\">\n<img decoding=\"async\" alt=\"Nanoimprinted patterns\" src=\"\/wp-content\/uploads\/2026\/05\/width_390.jpg\"\/>\n<div class=\"case-img-placeholder\">\uff0b<\/div>\n<\/div>\n<h4>Nanoimprint Diffraction Grating Pattern<\/h4>\n<p>SEM cross-sectional image of a diffraction grating pattern molded for AR waveguides. High-precision reproducibility of the grating shape was confirmed.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<hr class=\"divider\"\/>\n<div class=\"cta-bar\">\n<div class=\"cta-text\">\n<h3>Considering Development or Mass Production of AR Waveguides?<\/h3>\n<p>We will propose a solution tailored to your specifications and production scale. Please feel free to contact us.<\/p>\n<\/div>\n<a class=\"cta-btn\" href=\"\/en\/contact\/\">Contact Us<\/a>\n<\/div>\n<\/div>\n<script>\ndocument.addEventListener('DOMContentLoaded', function () {\n\n \/* Simulate active state for the global Foundry Services menu item *\/\n (function () {\n var PARENT_PATH = '\/foundry'; \/\/ Compare without a trailing slash\n var menuRoot = document.getElementById('header') || document.querySelector('header');\n if (!menuRoot) return;\n\n function normPath(p) { return p.replace(\/\\\/+$\/, '') || '\/'; }\n\n \/\/ Detect the classes attached to the current active page item\n var activeClasses = [];\n var activeLi = menuRoot.querySelector(\n 'li.current-menu-item, li.current_page_item, li.current-menu-parent, li.current-menu-ancestor, li.current_page_parent'\n );\n if (activeLi) {\n activeClasses = Array.prototype.slice.call(activeLi.classList).filter(function (c) {\n return c.indexOf('current') !== -1;\n });\n }\n if (activeClasses.length === 0) activeClasses = ['current-menu-item']; \/\/ Fallback\n\n \/\/ Find the Foundry Services (\/foundry) link and apply the active class\n var links = menuRoot.querySelectorAll('a');\n Array.prototype.forEach.call(links, function (a) {\n try {\n var path = normPath(new URL(a.getAttribute('href'), location.origin).pathname);\n if (path === normPath(PARENT_PATH)) {\n var li = a.closest('li') || a;\n activeClasses.forEach(function (c) { li.classList.add(c); });\n }\n } catch (e) {}\n });\n })();\n\n \/* Sticky tab navigation on scroll *\/\n var HEADER_H = 60; \/\/ Header height used for sticky activation detection\n var navSticky = document.getElementById('tab-nav-sticky');\n if (!navSticky) return;\n\n \/\/ Create a placeholder that remains in the original position\n var placeholder = document.createElement('div');\n placeholder.id = 'tab-nav-placeholder';\n placeholder.style.display = 'none';\n navSticky.parentNode.insertBefore(placeholder, navSticky);\n\n var isFixed = false;\n\n function getPlaceholderTop() {\n return placeholder.getBoundingClientRect().top + window.pageYOffset;\n }\n\n function update() {\n var scrollY = window.pageYOffset;\n\n if (!isFixed) {\n var navTop = navSticky.getBoundingClientRect().top + window.pageYOffset;\n if (scrollY + HEADER_H >= navTop) {\n placeholder.style.height = navSticky.offsetHeight + 'px';\n placeholder.style.display = 'block';\n document.body.appendChild(navSticky);\n navSticky.classList.add('is-fixed');\n isFixed = true;\n }\n } else {\n var phTop = getPlaceholderTop();\n if (scrollY + HEADER_H < phTop) {\n navSticky.classList.remove('is-fixed');\n placeholder.parentNode.insertBefore(navSticky, placeholder);\n placeholder.style.display = 'none';\n isFixed = false;\n }\n }\n }\n\n window.addEventListener('scroll', update, { passive: true });\n window.addEventListener('resize', update);\n update();\n});\n<\/script>\n<\/body>\n<\/html>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"AR Waveguides | Foundry Services | SCIVAX \u2190 Foundry Services Photonic-Electronic Integration Metalens Compound Semiconductors Bio Devices AR Waveguides Foundry Application AR Waveguides High-precision molding of SRG-type waveguides for AR\/MR glasses. We support both diffraction grating formation in high-refractive-index resin and etching of high-refractive-index inorganic materials such as SiC. With low-distortion imprinting using Dyad\u00ae, we […]","protected":false},"author":1,"featured_media":13874,"parent":247,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-13078","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.scivax.com\/en\/wp-json\/wp\/v2\/pages\/13078","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.scivax.com\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.scivax.com\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.scivax.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.scivax.com\/en\/wp-json\/wp\/v2\/comments?post=13078"}],"version-history":[{"count":8,"href":"https:\/\/www.scivax.com\/en\/wp-json\/wp\/v2\/pages\/13078\/revisions"}],"predecessor-version":[{"id":14127,"href":"https:\/\/www.scivax.com\/en\/wp-json\/wp\/v2\/pages\/13078\/revisions\/14127"}],"up":[{"embeddable":true,"href":"https:\/\/www.scivax.com\/en\/wp-json\/wp\/v2\/pages\/247"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.scivax.com\/en\/wp-json\/wp\/v2\/media\/13874"}],"wp:attachment":[{"href":"https:\/\/www.scivax.com\/en\/wp-json\/wp\/v2\/media?parent=13078"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

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}\n .cta-bar { flex-direction: column; align-items: flex-start; }\n .app-nav-inner { padding: 0 16px; }\n .highlight-box { flex-direction: column; }\n }\n <\/style>\n<\/head>\n<body>\n<div class=\"tab-nav-sticky\" id=\"tab-nav-sticky\">\n<div class=\"app-nav\">\n<div class=\"app-nav-inner\">\n<a class=\"app-nav-back\" href=\"\/en\/foundry\/\">\u2190 Foundry Services<\/a>\n<a class=\"app-nav-item\" href=\"\/en\/foundry\/npo-cpo\/\">Photonic-Electronic Integration<\/a>\n<a class=\"app-nav-item\" href=\"\/en\/foundry\/metalens\/\">Metalens<\/a>\n<a class=\"app-nav-item\" href=\"\/en\/foundry\/compound-semiconductor\/\">Compound Semiconductors<\/a>\n<a class=\"app-nav-item\" href=\"\/en\/foundry\/bio-device\/\">Bio Devices<\/a>\n<a class=\"app-nav-item active\" href=\"\/en\/foundry\/ar-waveguide\/\">AR Waveguides<\/a>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"hero\">\n<div class=\"hero-inner\">\n<div>\n<div class=\"hero-label\">Foundry Application<\/div>\n<h1 class=\"hero-title\">AR Waveguides<\/h1>\n<p class=\"hero-desc\">High-precision molding of SRG-type waveguides for AR\/MR glasses. We support both diffraction grating formation in high-refractive-index resin and etching of high-refractive-index inorganic materials such as SiC. With low-distortion imprinting using Dyad\u00ae, we mass-produce high-yield, high-quality waveguides.<\/p>\n<div class=\"hero-tags\">\n<\/div>\n<\/div>\n<div class=\"hero-img-wrap\">\n<img decoding=\"async\" alt=\"AR Waveguides\" src=\"\/wp-content\/uploads\/2026\/05\/0VCWp.jpg\"\/>\n<div class=\"hero-img-placeholder\">Image placeholder<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"page-wrap\">\n<div class=\"section-heading\">\n<div class=\"section-heading-bar\"><\/div>\n<span class=\"section-heading-text\">Why Choose SCIVAX<\/span>\n<\/div>\n<div class=\"points-grid\">\n<div class=\"point-card\">\n<div class=\"point-num\">01<\/div>\n<div class=\"point-body\">\n<h4>Support for Two Molding Process Types<\/h4>\n<p>We support both direct molding with high-refractive-index imprint resin and processes that etch high-refractive-index substrates such as SiC. We build materials and processes from the ground up.<\/p>\n<\/div>\n<\/div>\n<div class=\"point-card\">\n<div class=\"point-num\">02<\/div>\n<div class=\"point-body\">\n<h4>Low-Distortion Imprinting with the Fully Automatic UV Nanoimprint System Dyad\u00ae<\/h4>\n<p>The Hard-to-Hard method using our proprietary Dyad\u00ae minimizes pattern pitch misalignment between the In-Coupler and Out-Coupler, enabling high-precision molding while suppressing image quality degradation.<\/p>\n<\/div>\n<\/div>\n<div class=\"point-card\">\n<div class=\"point-num\">03<\/div>\n<div class=\"point-body\">\n<h4>High-Yield Mass Production<\/h4>\n<p>Low-distortion imprinting greatly improves waveguide yield without being affected by pupil size or FOV. Yield improvement in mass production directly contributes to cost reduction.<\/p>\n<\/div>\n<\/div>\n<div class=\"point-card\">\n<div class=\"point-num\">04<\/div>\n<div class=\"point-body\">\n<h4>Molding Experience with High-Refractive-Index Materials<\/h4>\n<p>We support molding of high-refractive-index imprint resin onto transparent glass substrates with n=2.0 or higher, stably forming diffraction gratings in a variety of shapes.<\/p>\n<\/div>\n<\/div>\n<div class=\"point-card\">\n<div class=\"point-num\">05<\/div>\n<div class=\"point-body\">\n<h4>Wafer Support up to phi 8\u2033<\/h4>\n<p>Foundry services are currently available up to phi 8\u2033. Dyad\u00ae systems are also sold in 8\u2033 and 12\u2033 formats, preparing for future large-diameter requirements.<\/p>\n<\/div>\n<\/div>\n<div class=\"point-card\">\n<div class=\"point-num\">06<\/div>\n<div class=\"point-body\">\n<h4>Integrated Support<\/h4>\n<p>In addition to foundry services, we also sell Dyad\u00ae systems. For customers considering in-house production, we provide integrated support for both equipment and processes.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"highlight-box\">\n<div class=\"highlight-badge\">Dyad\u00ae<\/div>\n<div class=\"highlight-body\">\n<h4>Improved Image Quality through Low-Distortion Imprinting<\/h4>\n<p>Compared with conventional NIL methods, Dyad\u00ae\u2019s Hard-to-Hard method reduces pattern pitch misalignment between the In-Coupler and Out-Coupler. It suppresses the impact of pupil size and FOV variation on yield, enabling high-precision AR waveguides to be produced at high yield.<\/p>\n<\/div>\n<\/div>\n<div class=\"type-section\">\n<div class=\"section-heading\">\n<div class=\"section-heading-bar\"><\/div>\n<span class=\"section-heading-text\">Two Supported Molding Types<\/span>\n<\/div>\n<div class=\"type-grid\">\n<div class=\"type-card\">\n<div class=\"type-card-header\">\n<h4>Type A: Direct Molding into High-Refractive-Index Resin<\/h4>\n<p>High-n resin imprint on high-n substrate<\/p>\n<\/div>\n<div class=\"type-card-body\">\n<div class=\"type-card-img\">\n<img decoding=\"async\" alt=\"High-Refractive-Index Resin Molding\" src=\"\/wp-content\/uploads\/2026\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-05-24-11.50.10.png\"\/>\n<div class=\"type-card-img-placeholder\">\uff0b<\/div>\n<\/div>\n<p class=\"type-desc\">SRG-type diffraction gratings are formed on a high-refractive-index transparent substrate (glass n=2.0 or higher) using high-refractive-index imprint resin.<\/p>\n<ul class=\"type-specs\">\n<li>Substrate: high-refractive-index glass (n\u22652.0)<\/li>\n<li>Molding material: high-refractive-index imprint resin<\/li>\n<li>Supports diffraction gratings in a variety of shapes<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"type-card\">\n<div class=\"type-card-header\">\n<h4>Type B: High-Refractive-Index Substrate Etching<\/h4>\n<p>Substrate etching (e.g. SiC)<\/p>\n<\/div>\n<div class=\"type-card-body\">\n<div class=\"type-card-img\">\n<img decoding=\"async\" alt=\"SiC Etching\" src=\"\/wp-content\/uploads\/2026\/05\/doe.png\"\/>\n<div class=\"type-card-img-placeholder\">\uff0b<\/div>\n<\/div>\n<p class=\"type-desc\">Diffraction gratings are formed by etching high-refractive-index substrates themselves, such as SiC and TiO2. Using imprint resin dedicated to etching, direct patterning onto inorganic films such as substrates is achieved.<\/p>\n<ul class=\"type-specs\">\n<li>Substrate: high-refractive-index materials such as SiC and TiO2<\/li>\n<li>Uses imprint resin dedicated to etching<\/li>\n<li>High-precision patterning onto inorganic films such as substrates<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"specs-section\">\n<div class=\"section-heading\">\n<div class=\"section-heading-bar\"><\/div>\n<span class=\"section-heading-text\">Specifications<\/span>\n<\/div>\n<div class=\"s_table\"><table class=\"specs-table\">\n<thead><tr><th>Item<\/th><th>Specifications \/ Supported Range<\/th><\/tr><\/thead>\n<tbody>\n<tr><td>Supported Types<\/td><td>High-refractive-index resin molding (Type A) \/ high-refractive-index substrate etching (Type B)<\/td><\/tr>\n<tr><td>Substrate Refractive Index<\/td><td>Supports high-refractive-index transparent substrates with n = 2.0 or higher<\/td><\/tr>\n<tr><td>Imprint Method<\/td><td>Hard-to-Hard low-distortion imprinting with Dyad\u00ae<\/td><\/tr>\n<tr><td>Supported Wafer Sizes<\/td><td>Up to phi 8\u2033 (foundry) \/ phi 8\u2033 and phi 12\u2033 (Dyad\u00ae system sales)<\/td><\/tr>\n<tr><td>Pattern Types<\/td><td>SRG-type diffraction gratings (In-Coupler \/ Out-Coupler)<\/td><\/tr>\n<tr><td>Features<\/td><td>Minimized pattern pitch misalignment and high yield through low distortion<\/td><\/tr>\n<\/tbody>\n<\/table><\/div>\n<\/div>\n<div class=\"cases-section\">\n<div class=\"section-heading\">\n<div class=\"section-heading-bar\"><\/div>\n<span class=\"section-heading-text\">Yield Improvement Comparison and Molding Examples<\/span>\n<\/div>\n<div class=\"cases-grid\">\n<div class=\"case-card\">\n<div class=\"case-img\">\n<img decoding=\"async\" alt=\"Low-Distortion Imprinting with Dyad\" src=\"\/wp-content\/uploads\/2026\/06\/dyad-tooling1.png\"\/>\n<div class=\"case-img-placeholder\">\uff0b<\/div>\n<\/div>\n<h4>Dyad\u00ae Low-Distortion Imprinting<\/h4>\n<p>A yield improvement example for Dyad\u00ae molding compared with a conventional NIL method. The impact of pupil size and FOV variation on waveguide yield is minimized.<\/p>\n<\/div>\n<div class=\"case-card\">\n<div class=\"case-img\">\n<img decoding=\"async\" alt=\"Nanoimprinted patterns\" src=\"\/wp-content\/uploads\/2026\/05\/width_390.jpg\"\/>\n<div class=\"case-img-placeholder\">\uff0b<\/div>\n<\/div>\n<h4>Nanoimprint Diffraction Grating Pattern<\/h4>\n<p>SEM cross-sectional image of a diffraction grating pattern molded for AR waveguides. High-precision reproducibility of the grating shape was confirmed.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<hr class=\"divider\"\/>\n<div class=\"cta-bar\">\n<div class=\"cta-text\">\n<h3>Considering Development or Mass Production of AR Waveguides?<\/h3>\n<p>We will propose a solution tailored to your specifications and production scale. Please feel free to contact us.<\/p>\n<\/div>\n<a class=\"cta-btn\" href=\"\/en\/contact\/\">Contact Us<\/a>\n<\/div>\n<\/div>\n<script>\ndocument.addEventListener('DOMContentLoaded', function () {\n\n \/* Simulate active state for the global Foundry Services menu item *\/\n (function () {\n var PARENT_PATH = '\/foundry'; \/\/ Compare without a trailing slash\n var menuRoot = document.getElementById('header') || document.querySelector('header');\n if (!menuRoot) return;\n\n function normPath(p) { return p.replace(\/\\\/+$\/, '') || '\/'; }\n\n \/\/ Detect the classes attached to the current active page item\n var activeClasses = [];\n var activeLi = menuRoot.querySelector(\n 'li.current-menu-item, li.current_page_item, li.current-menu-parent, li.current-menu-ancestor, li.current_page_parent'\n );\n if (activeLi) {\n activeClasses = Array.prototype.slice.call(activeLi.classList).filter(function (c) {\n return c.indexOf('current') !== -1;\n });\n }\n if (activeClasses.length === 0) activeClasses = ['current-menu-item']; \/\/ Fallback\n\n \/\/ Find the Foundry Services (\/foundry) link and apply the active class\n var links = menuRoot.querySelectorAll('a');\n Array.prototype.forEach.call(links, function (a) {\n try {\n var path = normPath(new URL(a.getAttribute('href'), location.origin).pathname);\n if (path === normPath(PARENT_PATH)) {\n var li = a.closest('li') || a;\n activeClasses.forEach(function (c) { li.classList.add(c); });\n }\n } catch (e) {}\n });\n })();\n\n \/* Sticky tab navigation on scroll *\/\n var HEADER_H = 60; \/\/ Header height used for sticky activation detection\n var navSticky = document.getElementById('tab-nav-sticky');\n if (!navSticky) return;\n\n \/\/ Create a placeholder that remains in the original position\n var placeholder = document.createElement('div');\n placeholder.id = 'tab-nav-placeholder';\n placeholder.style.display = 'none';\n navSticky.parentNode.insertBefore(placeholder, navSticky);\n\n var isFixed = false;\n\n function getPlaceholderTop() {\n return placeholder.getBoundingClientRect().top + window.pageYOffset;\n }\n\n function update() {\n var scrollY = window.pageYOffset;\n\n if (!isFixed) {\n var navTop = navSticky.getBoundingClientRect().top + window.pageYOffset;\n if (scrollY + HEADER_H >= navTop) {\n placeholder.style.height = navSticky.offsetHeight + 'px';\n placeholder.style.display = 'block';\n document.body.appendChild(navSticky);\n navSticky.classList.add('is-fixed');\n isFixed = true;\n }\n } else {\n var phTop = getPlaceholderTop();\n if (scrollY + HEADER_H < phTop) {\n navSticky.classList.remove('is-fixed');\n placeholder.parentNode.insertBefore(navSticky, placeholder);\n placeholder.style.display = 'none';\n isFixed = false;\n }\n }\n }\n\n window.addEventListener('scroll', update, { passive: true });\n window.addEventListener('resize', update);\n update();\n});\n<\/script>\n<\/body>\n<\/html>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"AR Waveguides | Foundry Services | SCIVAX \u2190 Foundry Services Photonic-Electronic Integration Metalens Compound Semiconductors Bio Devices AR Waveguides Foundry Application AR Waveguides High-precision molding of SRG-type waveguides for AR\/MR glasses. We support both diffraction grating formation in high-refractive-index resin and etching of high-refractive-index inorganic materials such as SiC. With low-distortion imprinting using Dyad\u00ae, we […]","protected":false},"author":1,"featured_media":13874,"parent":247,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-13078","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.scivax.com\/en\/wp-json\/wp\/v2\/pages\/13078","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.scivax.com\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.scivax.com\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.scivax.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.scivax.com\/en\/wp-json\/wp\/v2\/comments?post=13078"}],"version-history":[{"count":8,"href":"https:\/\/www.scivax.com\/en\/wp-json\/wp\/v2\/pages\/13078\/revisions"}],"predecessor-version":[{"id":14127,"href":"https:\/\/www.scivax.com\/en\/wp-json\/wp\/v2\/pages\/13078\/revisions\/14127"}],"up":[{"embeddable":true,"href":"https:\/\/www.scivax.com\/en\/wp-json\/wp\/v2\/pages\/247"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.scivax.com\/en\/wp-json\/wp\/v2\/media\/13874"}],"wp:attachment":[{"href":"https:\/\/www.scivax.com\/en\/wp-json\/wp\/v2\/media?parent=13078"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}