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The Headwall Group

The Headwall Group of companies are focused on the development and sale of hyperspectral imaging products and technology for widespread use in markets such as remote sensing, industrial machine vision, and general research, as well as designing and manufacturing precision optical components and assemblies in volume to meet the needs of our OEM customers’ instrumentation for a variety of uses.

A timeline of important dates in the history of The Headwall Group, including Headwall Photonics, Holographix, perClass, and inno-spec


Unique amongst photonics companies, Headwall designs and manufactures our own sinusoidal diffraction gratings for our customers as well as for our own use in our award-winning hyperspectral imaging systems for airborne remote sensing and industrial machine vision applications. We know how to design and build gratings, spectrographs, spectrometers, and systems in volume.


Joining Headwall in 2022, Holographix brings proprietary replication technology to produce state-of-the-art structured surfaces and optical devices that are used in a wide array of industries including spectroscopy, life sciences, semiconductor, aerospace, defense, display, telecommunication, metrology, and precision measurement. With a company-wide emphasis on quality, Holographix maintains a rigorous ISO 9001:2015 certified Quality Assurance program.

perClass BV

Also joining Headwall in 2022, perClass BV created and continues to develop the industry-leading perClass Mira® spectral analysis software package, enabling intuitive spectral imaging analysis for advanced machine vision applications in research, industrial, and commercial deployments.

inno-spec Gmbh

The newest member of the Headwall Group is inno-spec GmbH of Nuremberg, Germany. They are a prominent manufacturer of industrial hyperspectral imaging systems used in high-volume recycling, industrial sorting, and quality testing. inno-spec is renowned for its innovative hyperspectral imaging solutions in multiple industrial settings, and has been a key player in advancing machine vision technology.

Arsenal Capital Partners

With the portfolio of Arsenal Capital Partners, the Headwall Group collaborates and develops new technology and products benefiting customers of all three companies. For example, Headwall and perClass created the first comprehensive hyperspectral scanning kit with Headwall imaging sensors and the perClass Mira Scanning Stage with optimized illumination and acquisition and analysis software.