{"product_id":"amo-scientific-jgs2-fused-silica-wafer-and-substrate","title":"AMO Scientific JGS2 Fused Silica Wafer and Substrate, 1\", 2\" \u0026 4\" DSP","description":"\u003ch3\u003eAMO Scientific JGS2 Fused Silica Wafer and Substrate\u003c\/h3\u003e\n\u003cp\u003eAMO Scientific JGS2 fused silica wafers and substrates are high-purity SiO₂ optical substrates designed for semiconductor, photonics, MEMS, thin-film deposition and optical applications. Standard double-side polished (DSP) sizes include 1 inch, 2 inch and 4 inch \/ 100 mm wafers, as well as 10 × 10 mm substrates. Custom fused silica wafer dimensions, thicknesses and grades are also available.\u003c\/p\u003e\n\u003cdiv class=\"relative basis-auto flex-col -mb-(--composer-overlap-px) pb-(--composer-overlap-px) [--composer-overlap-px:28px] grow flex\"\u003e\n\u003cdiv class=\"flex flex-col text-sm\"\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp\u003e\u003cstrong\u003eJGS2 Glass \u003c\/strong\u003eis a high-purity synthetic quartz glass widely used in optics, semiconductors, and photonics. JGS2 has excellent transmission in the visible and near-infrared regions, but lower deep-UV transmission than JGS1.\u003c\/p\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eGrade\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eSpectral Transmission Range\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eTypical Applications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eJGS1\u003c\/td\u003e\n\u003ctd\u003eUV–Visible–IR (185–2500 nm)\u003c\/td\u003e\n\u003ctd\u003ePrecision optics, lithography\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eJGS2\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUV–Visible (220–2500 nm)\u003c\/td\u003e\n\u003ctd\u003eOptical windows, semiconductor processing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJGS3\u003c\/td\u003e\n\u003ctd\u003eVisible–IR (260–3500 nm)\u003c\/td\u003e\n\u003ctd\u003eInfrared optics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStandard Product Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable style=\"width: 100%; height: 78.3752px;\" width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 42.9603%; height: 19.5938px;\"\u003e SKU\u003c\/td\u003e\n\u003ctd style=\"width: 27.9461%; height: 19.5938px;\"\u003eSize\u003c\/td\u003e\n\u003ctd style=\"width: 22.5954%; height: 19.5938px;\"\u003ePolishing\u003c\/td\u003e\n\u003ctd style=\"width: 5.23466%; height: 19.5938px;\"\u003eFlat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 42.9603%; height: 19.5938px;\"\u003eAMO-JGS2-0001\u003c\/td\u003e\n\u003ctd style=\"width: 27.9461%; height: 19.5938px;\"\u003e1\" Dia. x 0.5mm\u003c\/td\u003e\n\u003ctd style=\"width: 22.5954%; height: 19.5938px;\"\u003eDSP\u003c\/td\u003e\n\u003ctd style=\"width: 5.23466%; height: 19.5938px;\"\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 42.9603%; height: 19.5938px;\"\u003eAMO-JGS2-0002\u003c\/td\u003e\n\u003ctd style=\"width: 27.9461%; height: 19.5938px;\"\u003e2\" Dia. x 0.5mm\u003c\/td\u003e\n\u003ctd style=\"width: 22.5954%; height: 19.5938px;\"\u003eDSP\u003c\/td\u003e\n\u003ctd style=\"width: 5.23466%; height: 19.5938px;\"\u003e16mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 42.9603%; height: 19.5938px;\"\u003eAMO-JGS2-0003\u003c\/td\u003e\n\u003ctd style=\"width: 27.9461%; height: 19.5938px;\"\u003e4\" Dia. x 0.5mm\u003c\/td\u003e\n\u003ctd style=\"width: 22.5954%; height: 19.5938px;\"\u003eDSP\u003c\/td\u003e\n\u003ctd style=\"width: 5.23466%; height: 19.5938px;\"\u003e32.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.9603%;\"\u003eAMO-JGS2-0004\u003c\/td\u003e\n\u003ctd style=\"width: 27.9461%;\"\u003e10x10x0.5mm\u003c\/td\u003e\n\u003ctd style=\"width: 22.5954%;\"\u003eDSP\u003c\/td\u003e\n\u003ctd style=\"width: 5.23466%;\"\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003e\u003cstrong\u003eAMO Scientific offers customized fused silica wafers, such as JGS1, JGS2, JGS3 and 7980. If you don't find the standard products work for your need, please feel free to reach us. \u003c\/strong\u003e\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eTypical Properties of JGS2 Fused Silica\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eProperty\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eSynthetic Fused Silica (SiO₂)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDensity\u003c\/td\u003e\n\u003ctd\u003e~2.20 g\/cm³\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefractive Index (589 nm)\u003c\/td\u003e\n\u003ctd\u003e~1.458\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoftening Point\u003c\/td\u003e\n\u003ctd\u003e~1665°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Expansion\u003c\/td\u003e\n\u003ctd\u003e5.5 × 10⁻⁷ \/°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePurity\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;99.99% SiO₂\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Shock Resistance\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cdiv class=\"no-scrollbar flex min-h-36 flex-nowrap gap-0.5 overflow-auto sm:gap-1 sm:overflow-hidden xl:min-h-44 mt-1 mb-5 not-first:mt-4\"\u003e\n\u003cdiv class=\"border-token-border-default relative w-32 shrink-0 overflow-hidden rounded-xl border-[0.5px] md:shrink max-h-64 sm:w-[calc((100%-0.5rem)\/3)] rounded-e-xl\"\u003e\n\u003cdiv class=\"group\/search-image @container\/search-image relative rounded-[inherit] h-full w-full\"\u003e\n\u003cdiv class=\"pointer-events-none absolute inset-x-2 bottom-2 z-10 flex max-w-[calc(100%-1rem)] flex-wrap items-end justify-end gap-1.5\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch4\u003eSemiconductor Industry\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003ePhotomask substrates\u003c\/li\u003e\n\u003cli\u003eWafer carriers\u003c\/li\u003e\n\u003cli\u003eProcess windows\u003c\/li\u003e\n\u003cli\u003eVacuum viewports\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eOptics \u0026amp; Photonics\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eOptical windows\u003c\/li\u003e\n\u003cli\u003eLaser optics\u003c\/li\u003e\n\u003cli\u003eBeam splitters\u003c\/li\u003e\n\u003cli\u003eOptical filters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eResearch\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eMEMS devices\u003c\/li\u003e\n\u003cli\u003eMicrofluidics\u003c\/li\u003e\n\u003cli\u003eThin-film deposition substrates\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eJGS2 vs Silicon Wafer\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eProperty\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eJGS2 Fused Silica\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eSilicon\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Conductivity\u003c\/td\u003e\n\u003ctd\u003eInsulator\u003c\/td\u003e\n\u003ctd\u003eSemiconductor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransparency\u003c\/td\u003e\n\u003ctd\u003eTransparent\u003c\/td\u003e\n\u003ctd\u003eOpaque\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandgap\u003c\/td\u003e\n\u003ctd\u003eN\/A\u003c\/td\u003e\n\u003ctd\u003e1.12 eV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Expansion\u003c\/td\u003e\n\u003ctd\u003eVery Low\u003c\/td\u003e\n\u003ctd\u003eHigher\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Applications\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003ctd\u003ePoor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eJGS2 vs Sapphire Wafer\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eProperty\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eJGS2\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eSapphire\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eHardness\u003c\/td\u003e\n\u003ctd\u003e5.5–6 Mohs\u003c\/td\u003e\n\u003ctd\u003e9 Mohs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Transmission\u003c\/td\u003e\n\u003ctd\u003eExcellent UV-Visible-NIR\u003c\/td\u003e\n\u003ctd\u003eExcellent UV-IR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Conductivity\u003c\/td\u003e\n\u003ctd\u003e~1.4 W\/m·K\u003c\/td\u003e\n\u003ctd\u003e~35 W\/m·K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCost\u003c\/td\u003e\n\u003ctd\u003eLower\u003c\/td\u003e\n\u003ctd\u003eHigher\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMachinability\u003c\/td\u003e\n\u003ctd\u003eEasier\u003c\/td\u003e\n\u003ctd\u003eMore Difficult\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"thread-bottom-container\" class=\"sticky bottom-0 z-10 group\/thread-bottom-container relative isolate w-full basis-auto has-data-has-thread-error:pt-2 has-data-has-thread-error:[box-shadow:var(--sharp-edge-bottom-shadow)] md:border-transparent md:pt-0 dark:border-white\/20 md:dark:border-transparent print:hidden content-fade single-line flex flex-col\"\u003e\n\u003cdiv id=\"thread-bottom\"\u003e\n\u003cdiv class=\"text-base mx-auto [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 mb-[var(--thread-component-gap,1rem)]\"\u003e\n\u003cdiv class=\"w-full\"\u003e\n\u003cdiv class=\"pointer-events-auto relative z-1 flex h-(--composer-container-height,100%) max-w-full flex-(--composer-container-flex,1) flex-col\"\u003e\u003cform class=\"group\/composer w-full\"\u003e\n\u003cdiv class=\"\"\u003e\n\u003cdiv class=\"bg-token-bg-primary dark:bg-token-bg-elevated-primary dark-oled:bg-token-bg-primary corner-superellipse\/1.1 relative cursor-text overflow-clip bg-clip-padding p-2.5 contain-inline-size motion-safe:transition-colors motion-safe:duration-200 motion-safe:ease-in-out grid grid-cols-[auto_1fr_auto] [grid-template-areas:'header_header_header'_'leading_primary_trailing'_'._footer_.'] group-data-expanded\/composer:[grid-template-areas:'header_header_header'_'primary_primary_primary'_'leading_footer_trailing'] max-sm:[grid-template-areas:'header_header_header'_'primary_primary_primary'_'leading_footer_trailing'] shadow-short-composer\"\u003e\n\u003cdiv class=\"-my-2.5 flex overflow-x-hidden px-1.5 [grid-area:primary] group-data-expanded\/composer:mb-0 group-data-expanded\/composer:px-2.5 min-h-14 items-center\"\u003e\n\u003cdiv class=\"wcDTda_prosemirror-parent text-token-text-primary max-h-[max(30svh,5rem)] max-h-52 min-h-[var(--deep-research-composer-extra-height,unset)] flex-1 overflow-auto [scrollbar-width:thin] default-browser vertical-scroll-fade-mask group-data-[expanded-composer-mode-button]\/composer:pe-6.5\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/form\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"AMO Scientific","offers":[{"title":"1\" Dia. x 0.5mm\/DSP\/No flat","offer_id":42427895611474,"sku":"AMO-JGS2-0001","price":18.95,"currency_code":"USD","in_stock":true},{"title":"2\" Dia. x 0.5mm\/DSP\/16mm Primary Flat","offer_id":42427895644242,"sku":"AMO-JGS2-0002","price":20.95,"currency_code":"USD","in_stock":true},{"title":"4\" Dia. x 0.5mm\/DSP\/32.5mm Primary Flat","offer_id":42427895677010,"sku":"AMO-JGS2-0003","price":33.95,"currency_code":"USD","in_stock":true},{"title":"10x10x0.5mm\/DSP","offer_id":42427895709778,"sku":"AMO-JGS2-0004","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0596\/3644\/9362\/files\/JGS2_fused_silica_wafer.png?v=1787627149","url":"https:\/\/www.amoscientific.com\/products\/amo-scientific-jgs2-fused-silica-wafer-and-substrate","provider":"AMO Scientific","version":"1.0","type":"link"}