Keopsys company designs your fiber lasers and fiber amplifiers

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!

CLEO 2018
May 15

We are at CLEO 2018, in San Jose (USA) from May 15 to 17.

Posted by Mélanie Leseignoux

We are at CLEO 2018, in San Jose (USA) from May 15 to 17. Come to our booth…

Read More Posted in Exhibition
OptDiag 2018
May 15

Quantel-Keopsys presents a paper at OptDiag 2018, Paris (France), on laser diodes and photoacoustic imaging.

Posted by Mélanie Leseignoux

OptDiag 2018, here we are Wednesday, May 23 at 3.20 pm Céline Canal will…

Read More Posted in Exhibition
TV interview
Apr 26

Interview of Marc Le Flohic on

Posted by Mélanie Leseignoux

Marc Le Flohic, our CEO, gave his first TV interview at He explained: "The…

Read More Posted in Non classé

Start your new project with quality fiber solutions…

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Get inTouch !

Contact us for pricing

Our Address


2 rue Paul Sabatier
22300 Lannion

Get in touch

Send us an email or phone us

  • Tel : +33 (0)2 9605 0800
  • Fax : +33 (0)2 9605 0801

Opening Hours

Visit us !

  • From Monday to Friday
  • Hours : 9.00 am to 6.00 pm

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