{"id":2046,"date":"2026-01-21T03:39:35","date_gmt":"2026-01-21T03:39:35","guid":{"rendered":"https:\/\/www.sapphire-windows.com\/?post_type=product&p=2046"},"modified":"2026-01-21T03:39:35","modified_gmt":"2026-01-21T03:39:35","slug":"customized-ruby-optical-windows-high-hardness-dsp-laser-transmission-%e2%89%a585","status":"publish","type":"product","link":"https:\/\/www.sapphire-windows.com\/vi\/product\/customized-ruby-optical-windows-high-hardness-dsp-laser-transmission-%e2%89%a585\/","title":{"rendered":"C\u1eeda s\u1ed5 quang h\u1ecdc Ruby t\u00f9y ch\u1ec9nh | Truy\u1ec1n d\u1eabn laser DSP c\u00f3 \u0111\u1ed9 c\u1ee9ng cao \u226585%"},"content":{"rendered":"

The Customized Ruby Optical Window is a high-performance optical component precision-engineered from synthetic ruby (Cr\u00b3\u207a-doped \u03b1-Al\u2082O\u2083 single crystal). Designed for demanding optical applications, it combines the exceptional mechanical hardness, thermal stability, chemical resistance, and broad-spectrum transmittance of ruby with tailored geometries for specialized laser and high-temperature systems.<\/p>\n

Unlike standard optical glass, ruby optical windows provide superior environmental durability, scratch resistance, and laser damage tolerance, ensuring reliable protection of internal optical components in high-power lasers, industrial furnaces, aerospace systems, and extreme environmental monitoring devices.<\/p>\n

\"\" \"\" \"\"<\/p>\n

Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/h2>\n
\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Tham s\u1ed1<\/th>\nTh\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/th>\n<\/tr>\n<\/thead>\n
V\u1eadt li\u1ec7u<\/td>\nSynthetic ruby (Cr\u00b3\u207a-doped \u03b1-Al\u2082O\u2083 single crystal)<\/td>\n<\/tr>\n
C\u1ea5u tr\u00fac tinh th\u1ec3<\/td>\nHexagonal<\/td>\n<\/tr>\n
Lattice Constants<\/td>\na = 4.758 \u00c5, c = 12.991 \u00c5<\/td>\n<\/tr>\n
M\u1eadt \u0111\u1ed9<\/td>\n3,98 g\/cm\u00b3<\/td>\n<\/tr>\n
\u0110i\u1ec3m n\u00f3ng ch\u1ea3y<\/td>\n2.040\u00b0C<\/td>\n<\/tr>\n
\u0110\u1ed9 c\u1ee9ng Mohs<\/td>\n9<\/td>\n<\/tr>\n
H\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t<\/td>\n6.5\u20138.4 \u00d7 10\u207b\u2076 \/\u00b0C<\/td>\n<\/tr>\n
\u0110\u1ed9 d\u1eabn nhi\u1ec7t<\/td>\n52 W\/m\/K<\/td>\n<\/tr>\n
Specific Heat<\/td>\n0.42 J\/g\/K<\/td>\n<\/tr>\n
Ph\u1ea1m vi truy\u1ec1n t\u1ea3i<\/td>\n400\u20131500 nm (visible to near-IR)<\/td>\n<\/tr>\n
Vision Light Transmissivity<\/td>\n\u226585%<\/td>\n<\/tr>\n
B\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n<\/td>\nDouble-Side Polished (DSP), Ra <5 nm<\/td>\n<\/tr>\n
Laser Damage Threshold<\/td>\n>10 kW\/cm\u00b2<\/td>\n<\/tr>\n
Emission Peak<\/td>\n795 nm<\/td>\n<\/tr>\n
Absorption Peak<\/td>\n488 nm<\/td>\n<\/tr>\n
Chi\u1ebft su\u1ea5t<\/td>\n1.76 at 800 nm<\/td>\n<\/tr>\n
Thickness & Size<\/td>\nCustomized, polished to optical tolerance<\/td>\n<\/tr>\n
\u0110\u00f3ng g\u00f3i<\/td>\nClass 100 cleanroom<\/td>\n<\/tr>\n
Ch\u1ee9ng nh\u1eadn<\/td>\nRoHS<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

T\u00ednh n\u0103ng ch\u00ednh<\/h2>\n
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  1. \n

    \u0110\u1ed9 c\u1ee9ng c\u1ef1c cao & Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n<\/p>\n

      \n
    • \n

      Mohs hardness 9, 20\u00d7 more scratch-resistant than conventional optical glass.<\/p>\n<\/li>\n

    • \n

      Resists sand, dust, and mechanical abrasion for long-term optical clarity.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n

    • \n

      Broad Optical Transmission<\/p>\n

        \n
      • \n
        \n

        85% transmittance in NIR (700\u20131500 nm) and >90% in visible light (400\u2013700 nm).<\/p>\n<\/blockquote>\n<\/li>\n

      • \n

        Supports high-precision laser and sensing systems across UV\u2013NIR spectra.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n

      • \n

        Superior Thermal Stability<\/p>\n

          \n
        • \n

          Continuous operation up to 1200\u00b0C, short-term tolerance up to 1500\u00b0C.<\/p>\n<\/li>\n

        • \n

          Low thermal expansion ensures surface accuracy (<\u03bb\/8 @632.8 nm) under rapid heating and cooling.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n

        • \n

          Exceptional Chemical & Environmental Resistance<\/p>\n

            \n
          • \n

            Stable in highly acidic (pH 1) to alkaline (pH 14) environments.<\/p>\n<\/li>\n

          • \n

            Ideal for corrosive, high-pressure, or high-humidity conditions.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n

          • \n

            Laser Damage Tolerance<\/p>\n

              \n
            • \n

              Can withstand >10 kW\/cm\u00b2, suitable for CO\u2082, YAG, and ultrafast laser applications.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n

            • \n

              Precision Manufacturing<\/p>\n

                \n
              • \n

                Produced via Kyropoulos (KY) or Czochralski (Cz) crystal growth methods.<\/p>\n<\/li>\n

              • \n

                Polished to DSP standards for minimal scattering, surface defects, and high optical uniformity.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n

                Primary Applications<\/h2>\n
                  \n
                1. \n

                  H\u1ec7 th\u1ed1ng laser c\u00f4ng su\u1ea5t cao<\/p>\n

                    \n
                  • \n

                    Output windows and protective lenses for resonators.<\/p>\n<\/li>\n

                  • \n

                    Supports CO\u2082, YAG, and fiber laser systems with high energy density.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n

                  • \n

                    High-Temperature Industrial Monitoring<\/p>\n

                      \n
                    • \n

                      Observation windows in steelmaking, glass, and chemical furnaces.<\/p>\n<\/li>\n

                    • \n

                      Maintains visibility at temperatures exceeding 1000\u20131500\u00b0C.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n

                    • \n

                      H\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 & Qu\u1ed1c ph\u00f2ng<\/p>\n

                        \n
                      • \n

                        Spacecraft viewports and missile radomes.<\/p>\n<\/li>\n

                      • \n

                        Withstands aerodynamic heating, particle erosion, and supersonic environmental stress.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n

                      • \n

                        Extreme Environment Detection<\/p>\n

                          \n
                        • \n

                          Deep-sea submersibles and nuclear reactor optical access ports.<\/p>\n<\/li>\n

                        • \n

                          Pressure resistance exceeding 1000 atmospheres with stable optical performance.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n

                        • \n

                          Scientific & Precision Instruments<\/p>\n

                            \n
                          • \n

                            Laser delivery systems, spectroscopy instruments, and high-precision optical setups.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n

                            C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n

                            Q1: Why use ruby optical windows instead of conventional optical glass?
                            A1: Ruby windows offer 20\u00d7 higher scratch resistance, withstand up to 1500\u00b0C, and maintain >85% transmittance from visible to near-IR, outperforming standard optical glass in harsh conditions.<\/p>\n

                            Q2: Can ruby windows handle high-power laser applications?
                            A2: Yes, these windows have a laser damage threshold exceeding 10 kW\/cm\u00b2, ideal for CO\u2082\/YAG laser systems and precision beam delivery.<\/p>\n

                            Q3: Are custom sizes and shapes available?
                            A3: Absolutely. We support tailored sizes, thicknesses, and double-sided polished surfaces (DSP) to meet specific laser system or instrumentation requirements.<\/p>","protected":false},"excerpt":{"rendered":"

                            Customized ruby optical windows (Cr\u00b3\u207a-doped \u03b1-Al\u2082O\u2083) with Mohs hardness 9, \u226585% transmittance, double-side polished, and high laser damage tolerance for high-power laser systems, aerospace, industrial monitoring, and precision instrumentation.<\/p>","protected":false},"featured_media":2049,"comment_status":"open","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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