https://firstsurfacemirror.cn/blog/ Technical articles on first surface mirrors, optical coatings and coated glass components for laser, imaging, spectroscopy, LiDAR and instrumentation — by JYOPTO, Hangzhou, China. en Mon, 21 Sep 2026 09:00:00 +0800 © 2026 JYOPTO https://firstsurfacemirror.cn/blog/2026-09-21-mirror-substrate-blank-faq-what-ar-vr-optics-buyers-ask https://firstsurfacemirror.cn/blog/2026-09-21-mirror-substrate-blank-faq-what-ar-vr-optics-buyers-ask Mon, 21 Sep 2026 09:00:00 +0800 Optical designers sometimes treat mirrors as simple parts, yet in AR/VR Optics the mirror decides beam direction, loss budget and even image — JYOPTO https://firstsurfacemirror.cn/blog/2026-09-14-ir-mirror-faq-what-spectroscopy-buyers-ask https://firstsurfacemirror.cn/blog/2026-09-14-ir-mirror-faq-what-spectroscopy-buyers-ask Mon, 14 Sep 2026 09:00:00 +0800 Optical designers sometimes treat mirrors as simple parts, yet in Spectroscopy the mirror decides beam direction, loss budget and even image — JYOPTO https://firstsurfacemirror.cn/blog/2026-09-10-faq-laser-line-mirror-for-optical-metrology-interferometry-common-ques https://firstsurfacemirror.cn/blog/2026-09-10-faq-laser-line-mirror-for-optical-metrology-interferometry-common-ques Thu, 10 Sep 2026 09:00:00 +0800 Every Optical Metrology & Interferometry system eventually meets the same question: where does the light go, and how much of it survives the turn? A — JYOPTO https://firstsurfacemirror.cn/blog/2026-09-07-inside-the-hot-mirror-how-it-works-in-ar-vr-optics https://firstsurfacemirror.cn/blog/2026-09-07-inside-the-hot-mirror-how-it-works-in-ar-vr-optics Mon, 07 Sep 2026 09:00:00 +0800 Optical designers sometimes treat mirrors as simple parts, yet in AR/VR Optics the mirror decides beam direction, loss budget and even image — JYOPTO https://firstsurfacemirror.cn/blog/2026-08-27-2026-optics-trend-projection-display-and-the-uv-mirror https://firstsurfacemirror.cn/blog/2026-08-27-2026-optics-trend-projection-display-and-the-uv-mirror Thu, 27 Aug 2026 09:00:00 +0800 Optical designers sometimes treat mirrors as simple parts, yet in Projection & Display the mirror decides beam direction, loss budget and even image — JYOPTO https://firstsurfacemirror.cn/blog/2026-08-23-inside-the-optical-flat-how-it-works-in-life-science-instrumentation https://firstsurfacemirror.cn/blog/2026-08-23-inside-the-optical-flat-how-it-works-in-life-science-instrumentation Sun, 23 Aug 2026 09:00:00 +0800 Optical designers sometimes treat mirrors as simple parts, yet in Life Science Instrumentation the mirror decides beam direction, loss budget and — JYOPTO https://firstsurfacemirror.cn/blog/2026-08-15-protected-gold-mirror-in-ar-vr-optics-engineering-considerations https://firstsurfacemirror.cn/blog/2026-08-15-protected-gold-mirror-in-ar-vr-optics-engineering-considerations Sat, 15 Aug 2026 09:00:00 +0800 Optical designers sometimes treat mirrors as simple parts, yet in AR/VR Optics the mirror decides beam direction, loss budget and even image — JYOPTO https://firstsurfacemirror.cn/blog/2026-08-13-2026-optics-trend-medical-dental-lasers-and-the-enhanced-aluminum-mirr https://firstsurfacemirror.cn/blog/2026-08-13-2026-optics-trend-medical-dental-lasers-and-the-enhanced-aluminum-mirr Thu, 13 Aug 2026 09:00:00 +0800 Optical designers sometimes treat mirrors as simple parts, yet in Medical & Dental Lasers the mirror decides beam direction, loss budget and even — JYOPTO https://firstsurfacemirror.cn/blog/2026-07-29-protected-silver-mirror-vs-a-beamsplitter-for-astronomical-telescopes https://firstsurfacemirror.cn/blog/2026-07-29-protected-silver-mirror-vs-a-beamsplitter-for-astronomical-telescopes Wed, 29 Jul 2026 09:00:00 +0800 For engineers working in Astronomical Telescopes, the choice of a reflective surface is rarely an afterthought. Protected Silver Mirror components — JYOPTO https://firstsurfacemirror.cn/blog/2026-07-27-faq-enhanced-aluminum-mirror-for-life-science-instrumentation-common-q https://firstsurfacemirror.cn/blog/2026-07-27-faq-enhanced-aluminum-mirror-for-life-science-instrumentation-common-q Mon, 27 Jul 2026 09:00:00 +0800 Optical designers sometimes treat mirrors as simple parts, yet in Life Science Instrumentation the mirror decides beam direction, loss budget and — JYOPTO https://firstsurfacemirror.cn/blog/2026-07-22-case-study-dielectric-high-reflector-mirror-for-research-university-la https://firstsurfacemirror.cn/blog/2026-07-22-case-study-dielectric-high-reflector-mirror-for-research-university-la Wed, 22 Jul 2026 09:00:00 +0800 Optical designers sometimes treat mirrors as simple parts, yet in Research & University Labs the mirror decides beam direction, loss budget and even — JYOPTO https://firstsurfacemirror.cn/blog/2026-07-13-case-study-mirror-substrate-blank-for-ar-vr-optics https://firstsurfacemirror.cn/blog/2026-07-13-case-study-mirror-substrate-blank-for-ar-vr-optics Mon, 13 Jul 2026 09:00:00 +0800 Optical designers sometimes treat mirrors as simple parts, yet in AR/VR Optics the mirror decides beam direction, loss budget and even image — JYOPTO https://firstsurfacemirror.cn/blog/2026-07-09-using-protected-gold-mirror-for-3d-scanning-structured-light-what-to-k https://firstsurfacemirror.cn/blog/2026-07-09-using-protected-gold-mirror-for-3d-scanning-structured-light-what-to-k Thu, 09 Jul 2026 09:00:00 +0800 Optical designers sometimes treat mirrors as simple parts, yet in 3D Scanning & Structured Light the mirror decides beam direction, loss budget and — JYOPTO https://firstsurfacemirror.cn/blog/2026-07-06-how-a-dielectric-high-reflector-mirror-solved-a-3d-scanning-structured https://firstsurfacemirror.cn/blog/2026-07-06-how-a-dielectric-high-reflector-mirror-solved-a-3d-scanning-structured Mon, 06 Jul 2026 09:00:00 +0800 Optical designers sometimes treat mirrors as simple parts, yet in 3D Scanning & Structured Light the mirror decides beam direction, loss budget and — JYOPTO https://firstsurfacemirror.cn/blog/2026-06-21-the-2026-shift-in-projection-display-where-the-concave-mirror-fits https://firstsurfacemirror.cn/blog/2026-06-21-the-2026-shift-in-projection-display-where-the-concave-mirror-fits Sun, 21 Jun 2026 09:00:00 +0800 For engineers working in Projection & Display, the choice of a reflective surface is rarely an afterthought. Concave Mirror components sit at the — JYOPTO https://firstsurfacemirror.cn/blog/2026-05-31-how-to-select-a-protected-silver-mirror-for-laser-material-processing https://firstsurfacemirror.cn/blog/2026-05-31-how-to-select-a-protected-silver-mirror-for-laser-material-processing Sun, 31 May 2026 09:00:00 +0800 Optical designers sometimes treat mirrors as simple parts, yet in Laser Material Processing the mirror decides beam direction, loss budget and even — JYOPTO https://firstsurfacemirror.cn/blog/2026-05-30-specifying-optical-window-in-machine-vision-imaging-systems https://firstsurfacemirror.cn/blog/2026-05-30-specifying-optical-window-in-machine-vision-imaging-systems Sat, 30 May 2026 09:00:00 +0800 For engineers working in Machine Vision & Imaging, the choice of a reflective surface is rarely an afterthought. Optical Window components sit at the — JYOPTO https://firstsurfacemirror.cn/blog/2026-05-29-the-2026-shift-in-optical-metrology-interferometry-where-the-non-polar https://firstsurfacemirror.cn/blog/2026-05-29-the-2026-shift-in-optical-metrology-interferometry-where-the-non-polar Fri, 29 May 2026 09:00:00 +0800 For engineers working in Optical Metrology & Interferometry, the choice of a reflective surface is rarely an afterthought. Non-Polarizing — JYOPTO https://firstsurfacemirror.cn/blog/2026-05-16-the-laser-line-mirror-explained-for-ar-vr-optics-engineers https://firstsurfacemirror.cn/blog/2026-05-16-the-laser-line-mirror-explained-for-ar-vr-optics-engineers Sat, 16 May 2026 09:00:00 +0800 For engineers working in AR/VR Optics, the choice of a reflective surface is rarely an afterthought. Laser Line Mirror components sit at the heart of — JYOPTO https://firstsurfacemirror.cn/blog/2026-05-07-your-ir-mirror-questions-answered-ar-vr-optics https://firstsurfacemirror.cn/blog/2026-05-07-your-ir-mirror-questions-answered-ar-vr-optics Thu, 07 May 2026 09:00:00 +0800 For engineers working in AR/VR Optics, the choice of a reflective surface is rarely an afterthought. IR Mirror components sit at the heart of systems — JYOPTO https://firstsurfacemirror.cn/blog/2026-04-30-machine-vision-imaging-and-the-broadband-dielectric-mirror-a-working-g https://firstsurfacemirror.cn/blog/2026-04-30-machine-vision-imaging-and-the-broadband-dielectric-mirror-a-working-g Thu, 30 Apr 2026 09:00:00 +0800 Optical designers sometimes treat mirrors as simple parts, yet in Machine Vision & Imaging the mirror decides beam direction, loss budget and even — JYOPTO https://firstsurfacemirror.cn/blog/2026-04-26-ir-mirror-or-a-dielectric-mirror-for-projection-display-a-selection-no https://firstsurfacemirror.cn/blog/2026-04-26-ir-mirror-or-a-dielectric-mirror-for-projection-display-a-selection-no Sun, 26 Apr 2026 09:00:00 +0800 Optical designers sometimes treat mirrors as simple parts, yet in Projection & Display the mirror decides beam direction, loss budget and even image — JYOPTO https://firstsurfacemirror.cn/blog/2026-04-12-case-study-mirror-substrate-blank-for-laser-material-processing https://firstsurfacemirror.cn/blog/2026-04-12-case-study-mirror-substrate-blank-for-laser-material-processing Sun, 12 Apr 2026 09:00:00 +0800 For engineers working in Laser Material Processing, the choice of a reflective surface is rarely an afterthought. Mirror Substrate / Blank components — JYOPTO https://firstsurfacemirror.cn/blog/2026-04-12-the-2026-shift-in-life-science-instrumentation-where-the-protected-gol https://firstsurfacemirror.cn/blog/2026-04-12-the-2026-shift-in-life-science-instrumentation-where-the-protected-gol Sun, 12 Apr 2026 09:00:00 +0800 Every Life Science Instrumentation system eventually meets the same question: where does the light go, and how much of it survives the turn? A — JYOPTO https://firstsurfacemirror.cn/blog/2026-04-02-choosing-a-ir-mirror-for-3d-scanning-structured-light-a-checklist https://firstsurfacemirror.cn/blog/2026-04-02-choosing-a-ir-mirror-for-3d-scanning-structured-light-a-checklist Thu, 02 Apr 2026 09:00:00 +0800 Every 3D Scanning & Structured Light system eventually meets the same question: where does the light go, and how much of it survives the turn? A — JYOPTO https://firstsurfacemirror.cn/blog/2026-03-28-specifying-concave-mirror-in-robotics-vision-systems https://firstsurfacemirror.cn/blog/2026-03-28-specifying-concave-mirror-in-robotics-vision-systems Sat, 28 Mar 2026 09:00:00 +0800 For engineers working in Robotics Vision, the choice of a reflective surface is rarely an afterthought. Concave Mirror components sit at the heart of — JYOPTO https://firstsurfacemirror.cn/blog/2026-03-20-fluorescence-microscopy-with-a-laser-line-mirror-a-field-example https://firstsurfacemirror.cn/blog/2026-03-20-fluorescence-microscopy-with-a-laser-line-mirror-a-field-example Fri, 20 Mar 2026 09:00:00 +0800 Optical designers sometimes treat mirrors as simple parts, yet in Fluorescence Microscopy the mirror decides beam direction, loss budget and even — JYOPTO https://firstsurfacemirror.cn/blog/2026-03-13-faq-optical-window-for-medical-dental-lasers-common-questions-answered https://firstsurfacemirror.cn/blog/2026-03-13-faq-optical-window-for-medical-dental-lasers-common-questions-answered Fri, 13 Mar 2026 09:00:00 +0800 Every Medical & Dental Lasers system eventually meets the same question: where does the light go, and how much of it survives the turn? A — JYOPTO https://firstsurfacemirror.cn/blog/2026-03-03-ir-mirror-in-robotics-vision-engineering-considerations https://firstsurfacemirror.cn/blog/2026-03-03-ir-mirror-in-robotics-vision-engineering-considerations Tue, 03 Mar 2026 09:00:00 +0800 Optical designers sometimes treat mirrors as simple parts, yet in Robotics Vision the mirror decides beam direction, loss budget and even image — JYOPTO https://firstsurfacemirror.cn/blog/2026-01-29-laser-line-mirror-in-machine-vision-imaging-engineering-considerations https://firstsurfacemirror.cn/blog/2026-01-29-laser-line-mirror-in-machine-vision-imaging-engineering-considerations Thu, 29 Jan 2026 09:00:00 +0800 Every Machine Vision & Imaging system eventually meets the same question: where does the light go, and how much of it survives the turn? A — JYOPTO https://firstsurfacemirror.cn/blog/2026-01-17-how-to-select-a-polarizing-beamsplitter-for-3d-scanning-structured-lig https://firstsurfacemirror.cn/blog/2026-01-17-how-to-select-a-polarizing-beamsplitter-for-3d-scanning-structured-lig Sat, 17 Jan 2026 09:00:00 +0800 Every 3D Scanning & Structured Light system eventually meets the same question: where does the light go, and how much of it survives the turn? A — JYOPTO https://firstsurfacemirror.cn/blog/2026-01-03-2026-and-beyond-optical-flat-for-spectroscopy https://firstsurfacemirror.cn/blog/2026-01-03-2026-and-beyond-optical-flat-for-spectroscopy Sat, 03 Jan 2026 09:00:00 +0800 Every Spectroscopy system eventually meets the same question: where does the light go, and how much of it survives the turn? A well-specified Optical — JYOPTO https://firstsurfacemirror.cn/blog/2025-12-26-the-first-surface-mirror-explained-for-fluorescence-microscopy-enginee https://firstsurfacemirror.cn/blog/2025-12-26-the-first-surface-mirror-explained-for-fluorescence-microscopy-enginee Fri, 26 Dec 2025 09:00:00 +0800 Every Fluorescence Microscopy system eventually meets the same question: where does the light go, and how much of it survives the turn? A — JYOPTO https://firstsurfacemirror.cn/blog/2025-12-18-how-broadband-dielectric-mirror-compares-to-a-dielectric-mirror-in-flu https://firstsurfacemirror.cn/blog/2025-12-18-how-broadband-dielectric-mirror-compares-to-a-dielectric-mirror-in-flu Thu, 18 Dec 2025 09:00:00 +0800 Every Fluorescence Microscopy system eventually meets the same question: where does the light go, and how much of it survives the turn? A — JYOPTO https://firstsurfacemirror.cn/blog/2025-12-17-fluorescence-microscopy-and-the-first-surface-mirror-a-working-guide https://firstsurfacemirror.cn/blog/2025-12-17-fluorescence-microscopy-and-the-first-surface-mirror-a-working-guide Wed, 17 Dec 2025 09:00:00 +0800 Every Fluorescence Microscopy system eventually meets the same question: where does the light go, and how much of it survives the turn? A — JYOPTO https://firstsurfacemirror.cn/blog/2025-11-18-what-is-a-protected-gold-mirror-a-optical-metrology-interferometry-per https://firstsurfacemirror.cn/blog/2025-11-18-what-is-a-protected-gold-mirror-a-optical-metrology-interferometry-per Tue, 18 Nov 2025 09:00:00 +0800 Optical designers sometimes treat mirrors as simple parts, yet in Optical Metrology & Interferometry the mirror decides beam direction, loss budget — JYOPTO https://firstsurfacemirror.cn/blog/2025-11-03-choosing-a-ir-mirror-for-optical-communications-a-checklist https://firstsurfacemirror.cn/blog/2025-11-03-choosing-a-ir-mirror-for-optical-communications-a-checklist Mon, 03 Nov 2025 09:00:00 +0800 For engineers working in Optical Communications, the choice of a reflective surface is rarely an afterthought. IR Mirror components sit at the heart — JYOPTO https://firstsurfacemirror.cn/blog/2025-11-02-how-a-polarizing-beamsplitter-solved-a-robotics-vision-problem https://firstsurfacemirror.cn/blog/2025-11-02-how-a-polarizing-beamsplitter-solved-a-robotics-vision-problem Sun, 02 Nov 2025 09:00:00 +0800 Optical designers sometimes treat mirrors as simple parts, yet in Robotics Vision the mirror decides beam direction, loss budget and even image — JYOPTO https://firstsurfacemirror.cn/blog/2025-10-23-hot-mirror-in-astronomical-telescopes-engineering-considerations https://firstsurfacemirror.cn/blog/2025-10-23-hot-mirror-in-astronomical-telescopes-engineering-considerations Thu, 23 Oct 2025 09:00:00 +0800 Optical designers sometimes treat mirrors as simple parts, yet in Astronomical Telescopes the mirror decides beam direction, loss budget and even — JYOPTO https://firstsurfacemirror.cn/blog/2025-10-06-concave-mirror-faq-what-laser-material-processing-buyers-ask https://firstsurfacemirror.cn/blog/2025-10-06-concave-mirror-faq-what-laser-material-processing-buyers-ask Mon, 06 Oct 2025 09:00:00 +0800 For engineers working in Laser Material Processing, the choice of a reflective surface is rarely an afterthought. Concave Mirror components sit at — JYOPTO