Zygo Corporation

Zygo Corporation Zygo is a global leader in advanced optical metrology and ultra-precise optical components.

From laser interferometers and 3D optical profilers to precision optics exceeding one meter in size, Zygo’s technologies enable innovation across industries Zygo Corporation is a global leader in the design and manufacture of advanced optical metrology systems and ultra-precise optical components and assemblies. Our Metrology business segment is comprised of three major groups: optical surface pro

filers, laser interferometers, and stage position metrology. The products and systems produced by these groups employ various optical phase analysis techniques for measuring displacement, surface shape and texture, and film thickness. Applications for our metrology products are diverse, and include precision machining, optical manufacturing, and semiconductor manufacturing, as well as many others. Our Optics business segment is comprised of two major groups: Electro-Optics and Optical Components. These groups leverage ZYGO's expertise in optical design and assembly, and high-volume manufacturing of precision optical components and systems, for aerospace, defense, medical, and industrial applications. Founded in 1970, and headquartered in Middlefield, Connecticut, USA, ZYGO's global operations are supported by approximately 500 dedicated and highly-skilled individuals around the world. Throughout its history, ZYGO has been driven by a passion for innovation, as evidenced by approximately 1,200 patents awarded since the Company's founding. In 2014, ZYGO became part of the Ultra Precision Technologies Division of AMETEK, Inc., a leading global manufacturer of electronic instruments and electro-mechanical devices. With annual sales over $4 billion, AMETEK has more than 15,000 colleagues at nearly 150 operating locations, and a network of sales, service and support locations across the United States and in 30 other countries. ZYGO enjoys mutually-beneficial relationships with its AMETEK sister companies, collaborating on technologies and sharing resources in order to provide the best possible experience for our customers. While we are a part of the AMETEK family, we are still the same Zygo Corporation that you have known and trusted for over 45 years, committed to serving your precision metrology and optics needs now and in the future.

We had a blast highlighting our laser-grade optical manufacturing capabilities at the Directed Energy Test & Evaluation ...
05/29/2026

We had a blast highlighting our laser-grade optical manufacturing capabilities at the Directed Energy Test & Evaluation Joint Conference in Albuquerque

We specialize in maintaining tight tolerances over large apertures

Thanks to the Directed Energy Professional Society (DEPS) and the International Test and Evaluation Association (ITEA) for hosting this great event!

05/21/2026

This clip from the Optatec 2026 tradeshow shows Zygo’s next-generation laser interferometer interferometer in action!

But what makes the Qualifire™ 1.2+ Laser Interferometer special?
✔ Flying Spot – Coherent Artifact Reduction for cleaner data
✔ Plano Cavity Autofocus – Perfect focus without manual adjustments
✔ Stable Zoom – Consistent image quality across magnifications
✔ Smart Accessories – Simplified setup and enhanced efficiency

Plus: lightweight design, sealed optics for dust protection, and easy serviceability

Learn more about the next generation of interferometry: https://ow.ly/fjQH50Z0r5Q

Happy World Metrology Day from Zygo!World Metrology Day is observed annually on May 20 to celebrate the science of measu...
05/20/2026

Happy World Metrology Day from Zygo!

World Metrology Day is observed annually on May 20 to celebrate the science of measurement and its critical role in our daily lives, global trade, and scientific discovery

The date commemorates the signing of the Metre Convention in Paris in 1875, which established the foundation for a globally unified measurement system

Zygo's Laser Interferometers and 3D Optical Profilers use light for accurate, non-contact measurement of everything from the topography and wavefront error of optics, to the roughness of machined surfaces, to the structure of bacterial biofilms

Learn more about our metrology solutions at https://ow.ly/VWnT50Z2iXp

05/11/2026

Our team had a great time in Germany at Optatec, where we highlighted production-level flatness and asphere testing, vibration-resistant interferometry, and high-resolution 3D surface metrology

Here's a quick demo of our flatness tester from the show floor

Learn more about this system here: https://ow.ly/rSC750YXIi6

Thanks to everyone who stopped by our booth!

AMETEK hosted a Girls’ Day event at our German office introducing young girls to our technologies Girls’ Day is a nation...
05/08/2026

AMETEK hosted a Girls’ Day event at our German office introducing young girls to our technologies

Girls’ Day is a nationwide initiative in Germany that gives girls the opportunity to get an insight into technical and STEM-related careers, encouraging them to explore future career paths

We’re exhibiting at Optatec Messe in Frankfurt from May 5–7 and showcasing precision solutions for 3D surface metrology,...
05/04/2026

We’re exhibiting at Optatec Messe in Frankfurt from May 5–7 and showcasing precision solutions for 3D surface metrology, dynamic shop-flow interferometry, and production-quantity flatness testing

Visit us in Hall 3, Booth 502 to see live demonstrations and connect with your engineers’ favorite engineers

👉Book your demo: https://ow.ly/1G1v50YBxvU

04/30/2026

Learn about the invention of the Zygo Widefield Objective in this clip from Peter de Groot

It's from his recent presentation titled "Did I invent that? Reflections on Creativity and Innovation in Optics" at the UArizona Wyant College of Optical Sciences

Peter's research at Zygo has led to 140 US patents for optical instruments, as well as over 220 technical papers, tutorials, and book chapters

The full presentation breaks down key insights from his inventions over the years, and you can watch it at https://ow.ly/bm0150YzgYL

SPIE Defense + Security has been a great chance to share solutions and connect with defense and security leaders in Nati...
04/29/2026

SPIE Defense + Security has been a great chance to share solutions and connect with defense and security leaders in National Harbor

You still have through April 30 to swing by the Zygo booth (306) to learn about our wide range of optical manufacturing capabilities and Navitar imaging solutions tailored for the defense market

We're happy to be at the premier defense conference focused on optics and sensing technologies deployed across public, security, and government applications

Our Pixelink PL-D Cameras were used in NASA's Artemis program for its first-of-its-kind Optical Navigation (OpNav) syste...
04/23/2026

Our Pixelink PL-D Cameras were used in NASA's Artemis program for its first-of-its-kind Optical Navigation (OpNav) system!

We’re proud to have collaborated with NASA to play a small part in this historic effort

The OpNav system is designed to help the Orion spacecraft determine its position and velocity relative to Earth or the Moon in the event of permanent communication loss with ground systems, supporting crew safety

Learn more about our PL-D and newer PL-U Series Cameras here: https://ow.ly/zcez50YOePa

04/22/2026

For more than 50 years, Zygo has supported aerospace manufacturers and operators with cutting-edge metrology and optical solutions

These technologies are not just about measurement or imaging, they are about enabling safety, reliability, and innovation across one of the most demanding industries

Every component (whether a turbine blade, flight control sensor, or optical window) must deliver flawless performance in extreme conditions of heat, stress, and vibration

In such an environment, even the smallest deviation can result in inefficiency, downtime, or catastrophic failure

Learn more about Zygo's aerospace solutions at https://ow.ly/IfYm50YoQA0

Address

21 Laurel Brook Road
Middlefield, CT
06455

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

Telephone

+18603478506

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