Keopsys by lumibird Welcome to Fiber lasers and amplifiers Do laser brighter INNOVATION QUALITY

Keopsys is the leading company to empower your optical solution

Keopsys company

Keopsys company manufactures the highest quality fiber lasers and fiber amplifiers for a large variety of applications such as Defense, Environmental monitoring (remote and in situ sensing), and Scientific research.

The Headquarter is based in France, in Lannion, where 2500m² of surface area are dedicated to R&D, production, and after-sales services.

Our values


Keopsys company is the expert in fiber devices designing, developing and manufacturing. Therefore, the company is involved in lots of innovative projects. Our roadmap is revised each year by our highly skilled R&D team in order to be at the top level of technology. Keopsys company leads a systematic strategy which goals are to increase our devices performance and to lower our prices. Therefore high technology can be accessible to all our customers whatever their business.

Industrial deployment

Keopsys company's job is to propose real, reliable, and reproducible high-quality devices. From small to large mass production, our devices are manufactured according to our management quality plan. Each product type is defined under a coded document containing all information and plan. With its production in line method, Keopsys company has the capacity to built more than 2500 devices per year.


Our lasers and amplifiers include components that are fully tested at multiple test houses. Our manufacturing process follows a rigorous quality management plan which is certified in accordance with the ISO9001:2008 Standard.

Work well-being

Each year, employees are offered the possibility to upgrade their position within the company.


Fiber Lasers and Fiber Amplifiers

UV, Green, Ytterbium, Erbium, Raman, Thulium fiber laser and amplifier


Happy customers


years of expertise


standard solutions


M € of revenues


Read Our latest News

Keopsys company takes part in events and exhibitions dedicated to fiber lasers, military & airborne lasers, scientific research… Get in touch!

Nov 19

Webinar – “Compact laser sources for LiDAR: diodes & fiber lasers” during Photonics Online Meetings

Posted by Lumibird Group

Tuesday, Nov. 23 Hervé Moisan, head of R&D, Laser Diodes, will present "Compact laser sources for LiDAR: diodes & fiber lasers” during…

Read More Posted in Non classé
Oct 4

Stop in any time and stay as long as you like ! 

Posted by Lumibird Group

During this interactive 360° tour, you’ll discover all LUMIBIRD laser models: diode and flashlamp-pumped solid-state lasers, fiber lasers and fiber amplifiers, diode lasers…

Read More Posted in Non classé
Jul 22

Lumibird in exclusive bid to buy Areva’s stakes in CILAS

Posted by Lumibird Group

LUMIBIRD, the European leader for laser technologies, has signed an exclusive agreement with AREVA to acquire its 37% stake in CILAS. This…

Read More Posted in Non classé

Start your new project with quality fiber solutions…

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LUMIBIRD is present all over the world.

Whether it’s a production site, a sales office or an authorized distributor, you will always find a qualified contact person near you.

For any question, please fill in the form hereunder or contact
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The information collected through this form is recorded and transmitted to the relevant LUMIBIRD SA or KEOPSYS INDUSTRIES departments and enables us to send you any reply to a request via the contact form. The legal basis for the processing is consent. The data collected are kept for 3 years after the last contact in our computer and paper files. You have a right to access, rectify, contest, limit the processing of and erase data. For more information on the use of your data and your rights resulting from the amended French Data Protection Act and the GDPR, please consult our data protection policy or contact our Data Protection Officer at


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