Revolutionizing Optical Coatings

We are revolutionizing optical coatings with cutting-edge inkjet printing technology that enables limitless customization and sustainability.

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Technology

Breaking free from the limits of vacuum chambers, we enable customization, cost-effectiveness in small batches, sustainable production and address unanswered demands.

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Lateral patterning

Intricate and accurate designs with digital technology.

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Broad substrate selection

Diverse selection of substrate materials.

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Customized spectrum

Optical filters with immense design freedom.

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Products

We offer two major product lines - anti-reflection coatings (RheoARC) and spectral filters (RheoSPEC).


About us

We're a dynamic and diverse team of forward-thinking innovators on a mission to lead high-performing and sustainable optical coatings. As a young and ambitious startup, we thrive on creativity, collaboration, and breaking boundaries. Seeking to expand upon our vision, we are constantly looking for talented minds who are ready to shape the future with us.


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News

Stay up to date with our latest news and announcements.

EXIST Research Transfer Phase II

October 20, 2025

We are excited to share that we have been awarded funding through the EXIST Research Transfer Phase II by the Federal Ministry for Economic Affairs and Energy (BMWE).

LOPEC Start-up Award
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VivaTech 2025 in Paris

June 14, 2025

We had the pleasure of attending VivaTech in Paris. We presented our work and had a lot of inspiring conversations.

LOPEC Start-up Award
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Our partners

Our partners are key to driving innovation and success together.


Impressum

Rheoo GmbH
Hermann-von-Helmholtz-Platz 6
76344 Eggenstein-Leopoldshafen

Represented by:
Dr. Qiaoshuang Zhang

Contact:
E-Mail: info@mail.rheoo.com