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Latest in precision optics and metrology

Measuring Meter-Class Optics: Surface Metrology in Practice

Optical TechnologyNovember 3, 20267 min read

Fused Silica vs Borosilicate for Precision Optics

Optical TechnologyNovember 3, 20267 min read

Why SiC Mirrors Are Replacing Glass in Space Telescopes

Optical TechnologyNovember 1, 20268 min read

CCOS Explained: How Computer Controlled Optical Surfacing Works

Optical TechnologyNovember 1, 20269 min read

Evaluating Optical Breadboards and Honeycomb Tables: What Specs Matter

Gear & ReviewsJuly 22, 20264 min read

Vibration Isolation Basics for a Small Optics Lab

Guides & TutorialsJuly 21, 20264 min read

Beam Splitters and Prisms: How Geometry Shapes Measurement Accuracy

Optical TechnologyJuly 20, 20264 min read

Editor’s Picks

White-Light Profilometry Walkthrough: From Setup to Data Export

Guides & TutorialsJuly 19, 20264 min read

Preparing Optics for Surface Roughness Measurement: A Step-by-Step Guide

Guides & TutorialsJuly 18, 20264 min read

Laser Trackers and Large-Volume Metrology in Spacecraft Assembly

Aerospace OpticsJuly 17, 20264 min read

Essential Reads

1

Choosing an MTF Test Station: The Specifications That Actually Matter

Gear & ReviewsJuly 16, 20264 min read

2

On-Orbit Wavefront Sensing: How Segmented Space Mirrors Learn to Act as One

Aerospace OpticsJuly 15, 20264 min read

3

What Optical Bench Data Really Reveals About Cinema Lens Quality

Gear & ReviewsJuly 14, 20264 min read

4

Thermal-Vacuum Testing of Space Telescope Optics: Proving Performance Before Launch

Aerospace OpticsJuly 13, 20264 min read

5

Anti-Reflective Coating Technology and How It Is Measured

Optical TechnologyJuly 12, 20264 min read

Gear & Reviews

Evaluating Optical Breadboards and Honeycomb Tables: What Specs Matter

Gear & ReviewsJuly 22, 20264 min read

Choosing an MTF Test Station: The Specifications That Actually Matter

Gear & ReviewsJuly 16, 20264 min read

What Optical Bench Data Really Reveals About Cinema Lens Quality

Gear & ReviewsJuly 14, 20264 min read

Evaluating the Next-Gen LEO Telescope Optics

Gear & ReviewsJuly 3, 20264 min read

Field Review: Portable Interferometers for On-Site Optical Inspection

Gear & ReviewsJune 27, 20264 min read

Fixed vs. Zoom Astrographic Lens Systems for Deep-Sky Imaging

Gear & ReviewsJune 21, 20264 min read

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Every guide, review and deep dive on precision optics, in one archive

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Interferometry, metrology hardware, aerospace optics and practical lab guides — browse everything we have published, newest first.

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Optical Technology

Measuring Meter-Class Optics: Surface Metrology in Practice

Optical TechnologyNovember 3, 20267 min read

Fused Silica vs Borosilicate for Precision Optics

Optical TechnologyNovember 3, 20267 min read

Why SiC Mirrors Are Replacing Glass in Space Telescopes

Optical TechnologyNovember 1, 20268 min read

CCOS Explained: How Computer Controlled Optical Surfacing Works

Optical TechnologyNovember 1, 20269 min read

Beam Splitters and Prisms: How Geometry Shapes Measurement Accuracy

Optical TechnologyJuly 20, 20264 min read

Anti-Reflective Coating Technology and How It Is Measured

Optical TechnologyJuly 12, 20264 min read

Interferometry & Metrology

Interpreting Wavefront Maps: Zernike Polynomials in Practice

Interferometry & MetrologyJuly 11, 20264 min read

Fizeau vs Twyman-Green Interferometers for Flatness Testing

Interferometry & MetrologyJuly 9, 20264 min read

Phase-Shifting Interferometry: Fundamentals and Error Sources

Interferometry & MetrologyJuly 8, 20264 min read

Aerospace Optics

Laser Trackers and Large-Volume Metrology in Spacecraft Assembly

Aerospace OpticsJuly 17, 20264 min read

On-Orbit Wavefront Sensing: How Segmented Space Mirrors Learn to Act as One

Aerospace OpticsJuly 15, 20264 min read

Thermal-Vacuum Testing of Space Telescope Optics: Proving Performance Before Launch

Aerospace OpticsJuly 13, 20264 min read

Filter by topic and read what matters to your bench

Optical Technology Interferometry & Metrology Aerospace Optics Gear & Reviews Guides & Tutorials interferometry metrology equipment lens design surface metrology calibration wavefront sensing lens testing space telescopes aberrations

Guides & Tutorials

Vibration Isolation Basics for a Small Optics Lab

Guides & TutorialsJuly 21, 20264 min read

White-Light Profilometry Walkthrough: From Setup to Data Export

Guides & TutorialsJuly 19, 20264 min read

Preparing Optics for Surface Roughness Measurement: A Step-by-Step Guide

Guides & TutorialsJuly 18, 20264 min read

Calibration Protocols for Multi-Spectral Sensors

Guides & TutorialsJuly 1, 20264 min read