Erbium/Ytterbium co-doped fibers

Erbium/Ytterbium co-doped fibers are optimized for high-power 1.5 μm amplifiers and lasers. They offer peak power, excellent beam quality, and ASE suppression, ideal for sensing, telecom, and medical applications.

Erbium doped fibers

Erbium-doped fibers provide efficient, low-noise signal amplification for C and L Band applications. With double-clad options for high-power use, they excel in long-range optical communications at 1.5 μm wavelengths.

Ytterbium doped fibers

Ytterbium-doped fibers offer high optical conversion efficiency and low noise for 1 μm amplifiers and lasers. With excellent pump absorption and low M2, they are ideal for CW and pulsed lasers, delivering efficient performance across a range of applications.

Thulium doped fibers

Thulium-doped fibers are designed for 1.9 to 2.2 µm fiber lasers, offering high pump absorption, low M², large mode area, and high efficiency. Ideal for high-power CW and pulsed lasers, as well as 2 µm amplifiers, ensuring reliable and efficient performance.

Holmium doped fibers

Holmium-doped fibers are optimized for 1.9 to 2.2 µm fiber lasers and amplifiers. Supporting high-power CW and pulsed lasers, they feature high pump absorption, large mode area, low M², and effective heat dissipation. Ideal for 2 µm lasers, amplifiers, LIDAR, and defense applications.

Thulium/Holmium co-doped fibers

Thulium/Holmium-doped fibers are designed for 1.9-2.2 µm lasers, with a triple-clad structure for high-power use. They offer high pump absorption, low M² and NA, large mode area, and efficient heat dissipation, ideal for creating eye-safe lasers.

Neodymium doped fibers

Neodymium fibers for 890–1100 nm lasers enhance efficiency with a tailored composition that minimizes 1.06-micron emission. These double-clad fibers ensure low splicing losses, high NA, low-index cladding, and minimal macrobending losses for optimal performance.

Fibers for Raman Amplifiers

<br /> <br /> Phosphorous P-Doped fiber especially designed to achieve very high Raman gain at 1.48 micron for high-power pumping of Erbium doped fibers. P-Doped Fiber offers a Raman shifted gain that is three times higher than the germanium-doped fibers.

Passive fibers

Passive fibers facilitate pump and signal delivery in various settings, from biotechnology to oil & gas. Our range includes polarization-maintaining and photosensitive fibers with a pure silica SM core, essential for fiber lasers and amplifiers.

Rad-hard space grade doped fibers

Exail has produced more than 20 flying navigation systems that are equipped with our fibers and components. We have developed a strong experience in the qualification of such devices in collaboration with end users.

Multicore fibers

Multicore fibers can be used in a large variety of sensing application where the need to reduce the global footprint is also required for cables and connectors.

Coreless fibers

Exail offers coreless fibers made of high-purity silica. Coreless fibers are pure silica glass rods with an acrylate coating for example used to terminate fiber end faces, either to reduce the power density, reduce back reflections, or manufacture micro-optics.

Custom fibers

Exail offers optical fibers with virtually unlimited design possibilities and optimization in terms of geometry, doping material, and coating.