JYOPTO Blog

Practical notes on first surface mirrors, dielectric and metallic coatings, beamsplitters, windows and the systems that rely on them — from lasers and microscopy to LiDAR and lithography.

January 17, 2026

How to Select a Polarizing Beamsplitter for 3D Scanning & Structured Light

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 well-specified…

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January 03, 2026

2026 and Beyond: Optical Flat for Spectroscopy

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 Flat answers both,…

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December 26, 2025

The First Surface Mirror Explained for Fluorescence Microscopy Engineers

Every Fluorescence Microscopy system eventually meets the same question: where does the light go, and how much of it survives the turn? A well-specified First Surface…

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December 18, 2025

How Broadband Dielectric Mirror Compares to a dielectric mirror in Fluorescence Microscopy

Every Fluorescence Microscopy system eventually meets the same question: where does the light go, and how much of it survives the turn? A well-specified Broadband…

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December 17, 2025

Fluorescence Microscopy and the First Surface Mirror: A Working Guide

Every Fluorescence Microscopy system eventually meets the same question: where does the light go, and how much of it survives the turn? A well-specified First Surface…

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November 18, 2025

What Is a Protected Gold Mirror? A Optical Metrology & Interferometry Perspective

Optical designers sometimes treat mirrors as simple parts, yet in Optical Metrology & Interferometry the mirror decides beam direction, loss budget and even image…

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November 03, 2025

Choosing a IR Mirror for Optical Communications: A Checklist

For engineers working in Optical Communications, the choice of a reflective surface is rarely an afterthought. IR Mirror components sit at the heart of systems where…

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November 02, 2025

How a Polarizing Beamsplitter Solved a Robotics Vision Problem

Optical designers sometimes treat mirrors as simple parts, yet in Robotics Vision the mirror decides beam direction, loss budget and even image contrast. The Polarizing…

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October 23, 2025

Hot Mirror in Astronomical Telescopes: Engineering Considerations

Optical designers sometimes treat mirrors as simple parts, yet in Astronomical Telescopes the mirror decides beam direction, loss budget and even image contrast. The Hot…

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October 06, 2025

Concave Mirror FAQ: What Laser Material Processing Buyers Ask

For engineers working in Laser Material Processing, the choice of a reflective surface is rarely an afterthought. Concave Mirror components sit at the heart of systems…

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September 23, 2025

The 2025 Shift in AR/VR Optics: Where the Non-Polarizing Beamsplitter Fits

Every AR/VR Optics system eventually meets the same question: where does the light go, and how much of it survives the turn? A well-specified Non-Polarizing Beamsplitter…

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September 14, 2025

Inside the Mirror Substrate / Blank: How It Works in Astronomical Telescopes

Every Astronomical Telescopes system eventually meets the same question: where does the light go, and how much of it survives the turn? A well-specified Mirror Substrate…

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September 01, 2025

Using Protected Silver Mirror for Semiconductor Lithography: What to Know

Every Semiconductor Lithography system eventually meets the same question: where does the light go, and how much of it survives the turn? A well-specified Protected…

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August 13, 2025

Enhanced Aluminum Mirror or a beamsplitter for Life Science Instrumentation? A Selection Note

Every Life Science Instrumentation system eventually meets the same question: where does the light go, and how much of it survives the turn? A well-specified Enhanced…

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August 04, 2025

UV Mirror or a second-surface mirror for Optical Metrology & Interferometry? A Selection Note

Every Optical Metrology & Interferometry system eventually meets the same question: where does the light go, and how much of it survives the turn? A well-specified UV…

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July 19, 2025

FAQ: Broadband Dielectric Mirror for Automotive LiDAR — Common Questions Answered

Every Automotive LiDAR system eventually meets the same question: where does the light go, and how much of it survives the turn? A well-specified Broadband Dielectric…

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July 18, 2025

Specifying Optical Flat in Astronomical Telescopes Systems

For engineers working in Astronomical Telescopes, the choice of a reflective surface is rarely an afterthought. Optical Flat components sit at the heart of systems where…

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July 13, 2025

Laser Line Mirror or a second-surface mirror for Medical & Dental Lasers? A Selection Note

Every Medical & Dental Lasers system eventually meets the same question: where does the light go, and how much of it survives the turn? A well-specified Laser Line…

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July 02, 2025

Why Dielectric High-Reflector Mirror Performance Depends on Nanometers (Laser Material Processing)

For engineers working in Laser Material Processing, the choice of a reflective surface is rarely an afterthought. Dielectric High-Reflector Mirror components sit at the…

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June 26, 2025

Why Broadband Dielectric Mirror Performance Depends on Nanometers (Spectroscopy)

Optical designers sometimes treat mirrors as simple parts, yet in Spectroscopy the mirror decides beam direction, loss budget and even image contrast. The Broadband…

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June 24, 2025

Specifying Optical Flat in Semiconductor Lithography Systems

For engineers working in Semiconductor Lithography, the choice of a reflective surface is rarely an afterthought. Optical Flat components sit at the heart of systems…

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June 20, 2025

Using First Surface Mirror for Medical & Dental Lasers: What to Know

For engineers working in Medical & Dental Lasers, the choice of a reflective surface is rarely an afterthought. First Surface Mirror components sit at the heart of…

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June 17, 2025

How to Select a First Surface Mirror for Life Science Instrumentation

Optical designers sometimes treat mirrors as simple parts, yet in Life Science Instrumentation the mirror decides beam direction, loss budget and even image contrast.…

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June 05, 2025

Your Polarizing Beamsplitter Questions, Answered (Life Science Instrumentation)

Every Life Science Instrumentation system eventually meets the same question: where does the light go, and how much of it survives the turn? A well-specified Polarizing…

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May 27, 2025

Specifying Protected Silver Mirror in Automotive LiDAR Systems

Optical designers sometimes treat mirrors as simple parts, yet in Automotive LiDAR the mirror decides beam direction, loss budget and even image contrast. The Protected…

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May 12, 2025

The UV Mirror Explained for Laser Material Processing Engineers

Every Laser Material Processing system eventually meets the same question: where does the light go, and how much of it survives the turn? A well-specified UV Mirror…

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April 26, 2025

Choosing a First Surface Mirror for Spectroscopy: A Checklist

For engineers working in Spectroscopy, the choice of a reflective surface is rarely an afterthought. First Surface Mirror components sit at the heart of systems where…

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April 25, 2025

2025 Optics Trend: Research & University Labs and the Non-Polarizing Beamsplitter

For engineers working in Research & University Labs, the choice of a reflective surface is rarely an afterthought. Non-Polarizing Beamsplitter components sit at the…

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April 18, 2025

Fluorescence Microscopy and the Laser Line Mirror: A Working Guide

For engineers working in Fluorescence Microscopy, the choice of a reflective surface is rarely an afterthought. Laser Line Mirror components sit at the heart of systems…

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April 14, 2025

FAQ: Laser Line Mirror for Projection & Display — Common Questions Answered

For engineers working in Projection & Display, the choice of a reflective surface is rarely an afterthought. Laser Line Mirror components sit at the heart of systems…

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