Keopsys

Keopsys is a French fiber-laser and amplifier company based in Lannion, where its facilities support research and development, production, and after-sales services. Part of Lumibird, the company designs, develops, and manufactures fiber devices for customers working in defense, environmental monitoring, scientific research, and other optical applications.

Its product range includes continuous-wave and pulsed fiber lasers and amplifiers, with offerings based on erbium, ytterbium, thulium, Raman, and frequency-converted technologies. Highlighted solutions include lasers for atomic cooling, underwater telemetry, and 3D scanning, as well as amplifiers for wind monitoring. Keopsys also supports customers through technical assistance, product enquiries, and access to local contacts through Lumibird’s international network.

The company emphasizes innovation, reliable and repeatable manufacturing, and product quality. Its devices are produced under a quality management plan certified to ISO 9001:2015, with production capacity for both small and large series. Keopsys works to improve device performance while making its fiber-optic solutions accessible across a range of customer needs.