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 08, 2022

The Science of reflecting deep-ultraviolet light for lithography and analysis (UV Mirror in Semiconductor Lithography)

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 UV Mirror…

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January 06, 2022

Why Laser Line Mirror Performance Depends on Nanometers (Astronomical Telescopes)

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

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January 05, 2022

Inside the Concave Mirror: How It Works in AR/VR Optics

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 Concave Mirror answers…

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December 30, 2021

2021 and Beyond: UV Mirror for Astronomical Telescopes

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

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December 15, 2021

Using UV Mirror for Life Science Instrumentation: What to Know

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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December 10, 2021

Your Optical Flat Questions, Answered (Life Science Instrumentation)

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

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December 02, 2021

2021 Optics Trend: Medical & Dental Lasers and the First Surface Mirror

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 First Surface…

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December 01, 2021

Your UV 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 UV Mirror…

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November 23, 2021

3D Scanning & Structured Light with a First Surface Mirror: A Field Example

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 First…

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November 21, 2021

How to Select a First Surface Mirror for Optical Communications

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

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November 16, 2021

Inside the IR Mirror: How It Works in Astronomical Telescopes

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

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October 27, 2021

Choosing a Polarizing Beamsplitter for Optical Metrology & Interferometry: A Checklist

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…

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October 23, 2021

Choosing a Optical Window for Robotics Vision: A Checklist

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

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October 22, 2021

Enhanced Aluminum Mirror in Defense & Aerospace: Engineering Considerations

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

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October 17, 2021

What Is a Hot Mirror? A Semiconductor Lithography Perspective

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

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October 16, 2021

Inside the IR Mirror: How It Works in Automotive LiDAR

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 IR Mirror answers both,…

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October 09, 2021

Choosing a Enhanced Aluminum Mirror for Spectroscopy: A Checklist

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

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October 08, 2021

FAQ: IR Mirror for Projection & Display — Common Questions Answered

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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October 03, 2021

Specifying UV Mirror in Fluorescence Microscopy Systems

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

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October 02, 2021

FAQ: Polarizing Beamsplitter for Projection & Display — Common Questions Answered

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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October 01, 2021

How Hot Mirror Compares to a second-surface mirror in Spectroscopy

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

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September 14, 2021

Why Protected Gold Mirror Performance Depends on Nanometers (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 Protected…

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September 13, 2021

Inside the Dielectric High-Reflector Mirror: How It Works in Projection & Display

Every Projection & Display 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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September 10, 2021

Case Study: Polarizing Beamsplitter for Research & University Labs

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

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September 03, 2021

The Science of a precision base ready for your own coating (Mirror Substrate / Blank in Defense & Aerospace)

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

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August 25, 2021

What Is a Protected Silver Mirror? A AR/VR Optics Perspective

For engineers working in AR/VR Optics, the choice of a reflective surface is rarely an afterthought. Protected Silver Mirror components sit at the heart of systems where…

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August 20, 2021

FAQ: Broadband Dielectric Mirror for Machine Vision & Imaging — Common Questions Answered

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

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August 20, 2021

Automotive LiDAR and the Protected Gold Mirror: A Working Guide

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

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August 15, 2021

Optical Flat or a beamsplitter for Semiconductor Lithography? A Selection Note

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

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August 15, 2021

Using Hot Mirror for Optical Communications: What to Know

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

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