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.

March 23, 2025

Polarizing Beamsplitter in Projection & Display: Engineering Considerations

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

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March 13, 2025

2025 Optics Trend: Optical Communications and the Cold Mirror

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

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March 04, 2025

Specifying IR Mirror in Laser Material Processing Systems

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 IR Mirror…

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March 02, 2025

Understanding Concave Mirror for Defense & Aerospace: focusing or collimating a beam without a lens

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

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February 27, 2025

How to Select a Polarizing Beamsplitter for Projection & Display

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

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February 11, 2025

What Is a First Surface Mirror? A Projection & Display Perspective

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

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February 09, 2025

How a Broadband Dielectric Mirror Solved a Medical & Dental Lasers Problem

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

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January 25, 2025

FAQ: Optical Flat for Defense & Aerospace — Common Questions Answered

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

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January 18, 2025

The Hot Mirror Explained for 3D Scanning & Structured Light Engineers

For engineers working in 3D Scanning & Structured Light, the choice of a reflective surface is rarely an afterthought. Hot Mirror components sit at the heart of systems…

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January 16, 2025

How First Surface Mirror Compares to a dielectric mirror in Automotive LiDAR

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

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January 14, 2025

The Non-Polarizing Beamsplitter Explained for Robotics Vision Engineers

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

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January 11, 2025

Optical Flat FAQ: What Semiconductor Lithography Buyers Ask

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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December 19, 2024

UV Mirror FAQ: What Optical Metrology & Interferometry Buyers Ask

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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December 16, 2024

2024 Optics Trend: Machine Vision & Imaging and the First Surface Mirror

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

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November 20, 2024

Your Enhanced Aluminum Mirror Questions, Answered (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 Enhanced…

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November 11, 2024

How a Protected Gold Mirror Solved a Projection & Display Problem

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

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October 29, 2024

UV 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 UV Mirror…

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October 19, 2024

How a Polarizing Beamsplitter Solved a Spectroscopy Problem

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

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October 09, 2024

The Science of handling thermal and laser infrared beams (IR Mirror in Projection & Display)

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

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September 30, 2024

Hot Mirror FAQ: What 3D Scanning & Structured Light Buyers Ask

Optical designers sometimes treat mirrors as simple parts, yet in 3D Scanning & Structured Light the mirror decides beam direction, loss budget and even image contrast.…

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September 25, 2024

FAQ: Cold Mirror for Research & University Labs — Common Questions Answered

For engineers working in Research & University Labs, the choice of a reflective surface is rarely an afterthought. Cold Mirror components sit at the heart of systems…

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September 08, 2024

Your Mirror Substrate / Blank Questions, Answered (Medical & Dental Lasers)

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

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August 25, 2024

The Science of blocking infrared while passing visible light (Hot Mirror in 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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August 19, 2024

Using Dielectric High-Reflector Mirror for Optical Metrology & Interferometry: What to Know

For engineers working in Optical Metrology & Interferometry, the choice of a reflective surface is rarely an afterthought. Dielectric High-Reflector Mirror components…

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July 29, 2024

Using Cold Mirror for Defense & Aerospace: What to Know

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

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July 27, 2024

Mirror Substrate / Blank FAQ: What Research & University Labs Buyers Ask

For engineers working in Research & University Labs, the choice of a reflective surface is rarely an afterthought. Mirror Substrate / Blank components sit at the heart…

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July 23, 2024

Mirror Substrate / Blank vs a second-surface mirror for Laser Material Processing: Choosing the Right Mirror

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 Mirror…

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July 11, 2024

How to Select a Cold Mirror for Robotics Vision

For engineers working in Robotics Vision, the choice of a reflective surface is rarely an afterthought. Cold Mirror components sit at the heart of systems where compact,…

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July 08, 2024

How to Select a Dielectric High-Reflector Mirror for Optical Communications

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

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July 02, 2024

Specifying Polarizing Beamsplitter in Optical Communications Systems

For engineers working in Optical Communications, the choice of a reflective surface is rarely an afterthought. Polarizing Beamsplitter components sit at the heart of…

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