Specialty Optical Fibers

S1310-MTA, Pure Silica Core Select Cutoff SM, Optical Fiber

SKU: S1310-MTA

Coherent NuSENSOR pure silica core single-mode fibers are immune to the damaging effects of hydrogen ingression, enabling Brillouin, Rayleigh and FBG based distributed temperature and strain sensing in harsh environments. These 0.12 NA fibers are optimized for operation at both 1310nm and 1550nm. NuSENSOR single-mode fibers provide tight tolerance optical and geometrical specifications measured at the application critical wavelengths. The fibers come with either a polyimide or a mid-temperature acrylate coating and are also available with a hermetic carbon layer. For high H2 partial pressure and elevated temperature up to 300°C, you will find no measurable induced loss for typical sensing applications.

PM-S405-XP+, Panda-Type Pure Silica Core Select Cutoff PM, Optical Fiber

SKU: PM-S405-XP Plus

Coherent industry leading short wavelength pure silica core polarization maintaining fibers have superior waveguide, radiation, and mechanical properties, enabling a large variety of applications in diverse markets. High consistency and extreme end-to-end control of optical properties provide particular advantage in spectrographic and frequency sensitive applications. The pure silica core fiber is optimum for demanding applications in the UV and visible spectrum requiring ultra-low attenuation over longer lengths and where resistance to radiation-induced damage and color center formation are critical. Extended range XP and XP+ versions of PM-S405 offer the broadest operational wavelength range with minimal

lot to lot beam divergence variation on the XP+ version.

The Beam Divergence for PM-S405-XP+:

150 +10/-15 mRads @ 405 nm

140 +10/-20 mRads @ 488 nm

115 ±10 mRads @ 635 nm

This product requires a purchase of a minimum quantity of : 25

MM-S200/240-FTB, Pure Silica Core Specialty Multimode Optical Fiber

SKU: 1404842

Medical Laser Power Delivery fibers include pure silica core step-index waveguides supporting a broad range of wavelengths from visible to 2.2 µm. Core sizes range from 200 µm to 550µm with numeric apertures up to 0.24. For laser surgery applications where beam homogeneity is critical, Flat-TopFA technology can be incorporated. A range of biocompatible coatings and buffers offered including polyimide, acrylate, silicone and Tefzel®. Sterilization by radiation or ETO; supported by radiation resistant pure silica core fiber and coating material choice.

This product requires a purchase of a minimum quantity of : 85

1310-GGF-OCT Select Cutoff SM Optical Fiber

SKU: 1398978

Since its inception in the early 1990s, OCT has evolved beyond ophthalmologic imaging of the retina to recent advances in the dual-modality diagnosis of coronary artery disease using fiber optic probes. OCT catheters designed for semi-invasive in vivo intervention require small form factor optical fibers, dispersion control, bend insensitivity, and high proof strength for superior mechanical reliability. Our OCT offerings also include pure silica core waveguides supporting sterilization by radiation as well as thin biocompatible coatings such as polyimide when form factor and reliability are paramount.

1310-80-OCT-P Select Cutoff SM Optical Fiber

SKU: 1398976

Since its inception in the early 1990s, OCT has evolved beyond ophthalmologic imaging of the retina to recent advances in the dual-modality diagnosis of coronary artery disease using fiber optic probes. OCT catheters designed for semi-invasive in vivo intervention require small form factor optical fibers, dispersion control, bend insensitivity, and high proof strength for superior mechanical reliability. Our OCT offerings also include pure silica core waveguides supporting sterilization by radiation as well as thin biocompatible coatings such as polyimide when form factor and reliability are paramount.

This product requires a purchase of a minimum quantity of : 91

1310-GDF-OCT Select Cutoff SM Optical Fiber

SKU: 1398977

Since its inception in the early 1990s, OCT has evolved beyond ophthalmologic imaging of the retina to recent advances in the dual-modality diagnosis of coronary artery disease using fiber optic probes. OCT catheters designed for semi-invasive in vivo intervention require small form factor optical fibers, dispersion control, bend insensitivity, and high proof strength for superior mechanical reliability. Our OCT offerings also include pure silica core waveguides supporting sterilization by radiation as well as thin biocompatible coatings such as polyimide when form factor and reliability are paramount.

MM-S365/400-FTB, Pure Silica Core Specialty Multimode Optical Fiber

SKU: 1404844

Medical Laser Power Delivery fibers include pure silica core step-index waveguides supporting a broad range of wavelengths from visible to 2.2 µm. Core sizes range from 200 µm to 550µm with numeric apertures up to 0.24. For laser surgery applications where beam homogeneity is critical, Flat-TopFA technology can be incorporated. A range of biocompatible coatings and buffers offered including polyimide, acrylate, silicone and Tefzel®. Sterilization by radiation or ETO; supported by radiation resistant pure silica core fiber and coating material choice.

This product requires a purchase of a minimum quantity of : 41

MM-S272/300-FTB, Pure Silica Core Specialty Multimode Optical Fiber

SKU: 1404843

Medical Laser Power Delivery fibers include pure silica core step-index waveguides supporting a broad range of wavelengths from visible to 2.2 µm. Core sizes range from 200 µm to 550µm with numeric apertures up to 0.24. For laser surgery applications where beam homogeneity is critical, Flat-TopFA technology can be incorporated. A range of biocompatible coatings and buffers offered including polyimide, acrylate, silicone and Tefzel®. Sterilization by radiation or ETO; supported by radiation resistant pure silica core fiber and coating material choice.

This product requires a purchase of a minimum quantity of : 68

PM-EYDF-12/130-HE, PM Er/Yb-Doped Double Clad Optical Fiber

SKU: PM-EYDF-12/130-HE

Coherent proprietary rare earth doping technology is used to deliver Er:Yb co-doped fibers with industry leading performance and reliability. These fibers demonstrate high pump conversion efficiency and high power operation without rollover due to 1 µm ASE, enabled by the double clad fiber design. The large core of the fiber allows for shorter fiber lengths in high power amplifiers to reduce the impact of non-linear effects.

LMA-EYDF-25P/300-HE, Er/Yb-Doped Double Clad, Optical Fiber

SKU: LMA-EYDF-25P/300-HE

Coherent Large Mode Area (LMA) and Polarization Maintaining LMA (PLMA) Er/Yb co-doped fiber features a unique low NA (0.09) core design, achieved without sacrificing high pump conversion efficiency and developed for applications where robustly single-mode output beam quality is critical. The high NA (0.46) cladding waveguide (250 and 300µm) allows for efficient coupling of high pump powers, while the large core diameter (25 and 30µm) maintains a large-mode field diameter and short device length thereby minimizing deleterious nonlinear effects such as SBS and SRS. The design of these LMA products has been finely tuned to achieve ultra-high efficiencies while suppressing parasitic effects at 1µm, offering unmatched stability when operating at high powers. Utilizing the NuCOATFA coating technology, these LMA fibers provide excellent preservation of beam quality and extended operating life at the high power levels demanded by today’s industrial fiber laser applications.

LMA-EYDF-30P/250-HE, Er/Yb-Doped Double Clad, Optical Fiber

SKU: LMA-EYDF-30P/250-HE

Coherent Large Mode Area (LMA) and Polarization Maintaining LMA (PLMA) Er/Yb co-doped fibers feature a unique low NA (0.09) core design, achieved without sacrificing high pump conversion efficiency and developed for applications where robustly single-mode output beam quality is critical. The high NA (0.46) cladding waveguide (250 and 300µm) allows for efficient coupling of high pump powers, while the large core diameters (25 and 30µm) maintain a large-mode field diameter and short device length thereby minimizing deleterious nonlinear effects such as SBS and SRS. The design of these LMA products has been finely tuned to achieve ultra-high efficiencies while suppressing parasitic effects at 1µm, offering unmatched stability when operating at high powers. Utilizing the NuCOATFA coating technology, these LMA fibers provide excellent preservation of beam quality and extended operating life at the high power levels demanded by today’s industrial fiber laser applications.

MM-EYDF-10/125-XPH, Er/Yb-Doped Double Clad, Optical Fiber

SKU: MM-EYDF-10/125-XPH

Proprietary rare earth doping technology is used to deliver Er/Yb co-doped fibers with industry leading performance and reliability. These fibers feature 10 micron diameter core and a 125 micron diameter cladding with a 0.21 NA. The fiber design has been finely optimized to deliver the best performances for two distinct configurations. MM-EYDF-10/125-XP is designed to deliver ultra-high efficiencies while ensuring low threshold and high gain factors, ideal for CATV and telecom amplifiers. On the other hand, MM-EYDF-10/125-XPH is optimized to achieve tens of Watts of output power with high efficiency and suppressed 1 µm parasitic ASE, offering unmatched stability. The large core of the fiber allows for shorter fiber lengths in amplifier and laser systems to reduce the impact of non-linear effects. Utilizing our proprietary NuCOATFA coating technology, these fibers offer the best damp and dry heat performance available and ensure extended operating lifetime.

SM-EYDF-10P/125-XP, Er/Yb-Doped Double Clad, Optical Fiber

SKU: SM-EYDF-10P/125-XP

Coherent proprietary rare earth doping technology is used to deliver Er:Yb co-doped fibers with industry leading performance and reliability. This unique SM fiber features a large 10 micron diameter core and a 125 micron diameter cladding with a 0.11 NA. The fiber design has been optimized to deliver high pump conversion efficiency and high power operation without rollover due to parasitic 1 µm ASE. The large core of the fiber allows for shorter fiber lengths in high power amplifiers to reduce the impact of non-linear effects. Utilizing Coherent proprietary NuCOATFA coating technology with the best damp and dry heat performance available, ensures excellent stripping repeatability and extended operating lifetime.

LMA-EYDF-25P/300-XPH, Er/Yb-Doped Double Clad Optical Fiber

SKU: 1395386

As €˜eye-safe’ LiDAR applications continue to proliferate, the need for high efficiency and reliable fibers capable of delivering high pulse energies and good beam quality becomes critical. Coherent offers a family of high-performance Erbium/Ytterbium doped single and double clad fibers. These fibers are optimized to achieve record efficiencies in the 1.5µm wavelength range while suppressing parasitic 1µm Amplified Spontaneous Emission (ASE). By balancing the trade-offs between efficiency, power threshold, and 1µm ASE, Coherent offers the highest performance Erbium/Ytterbium-doped fibers available. Our product portfolio includes fibers with a variety of core sizes each optimized for the rigorous demands of a harsh environment and/or mobile LiDAR applications.

PLMA-EYDF-25P/300-XPH, PM Er/Yb-Doped Double Clad Optical Fiber

SKU: 1394400

As "eye-safe" LiDAR applications continue to proliferate, the need for high efficiency and reliable fibers capable of delivering high pulse energies and good beam quality becomes critical. Coherent offers a family of high-performance Erbium/Ytterbium doped single and double clad fibers. These fibers are optimized to achieve record efficiencies in the 1.5 ?m wavelength range while suppressing parasitic 1 ?m Amplified Spontaneous Emission (ASE). By balancing the trade-offs between efficiency, power threshold, and 1 ?m ASE, Coherent offers the highest performance Erbium/Ytterbium-doped fibers available. Our product portfolio includes fibers with a variety of core sizes, each optimized for the rigorous demands of a harsh environment and/or mobile LiDAR applications.

PLMA-EYDF-20P/250-XPH, PM Er/Yb-Doped Double Clad Optical Fiber with Pedestal

SKU: 1363747

Coherent proprietary rare earth doping technology is used to deliver Er/Yb co-doped fibers with industry leading performance and reliability. This fiber feature a 20 micron diameter core and a 250 micron diameter cladding with a 0.09 NA. The fiber design has been finely optimized to deliver the best performance. PLMA-EYDF-20P/250-XPH is optimized to achieve tens of Watts of output power with high efficiency and suppressed 1 µm parasitic ASE, offering unmatched stability. The large core of the fiber allows for shorter fiber lengths in amplifier and laser systems to reduce the impact of non-linear effects. The fiber utilizes the latest fiber design and NuCOAT-FA coating technology to ensure excellent preservation of beam quality and extended operating light at the high power levels demanded by today’s industrial fiber laser applications.

MM-EYDF-12/130-XPH, Er/Yb-Doped Double Clad Optical Fiber

SKU: 1392602

As €˜eye-safe’ LiDAR applications continue to proliferate, the need for high efficiency and reliable fibers capable of delivering high pulse energies and good beam quality becomes critical. Coherent offers a family of high-performance Erbium/Ytterbium doped single and double clad fibers. These fibers are optimized to achieve record efficiencies in the 1.5µm wavelength range while suppressing parasitic 1µm Amplified Spontaneous Emission (ASE). By balancing the trade-offs between efficiency, power threshold, and 1µm ASE, Coherent offers the highest performance Erbium/Ytterbium-doped fibers available. Our product portfolio includes fibers with a variety of core sizes each optimized for the rigorous demands of a harsh environment and/or mobile LiDAR applications.

PM-EYDF-10/125-XPH, PM Er/Yb-Doped Double Clad Optical Fiber

SKU: 1392590

As "eye-safe" LiDAR applications continue to proliferate, the need for high efficiency and reliable fibers capable of delivering high pulse energies and good beam quality becomes critical. Coherent offers a family of high-performance Erbium and Erbium/Ytterbium doped single and double clad fibers. These fibers are optimized to achieve record efficiencies in the 1.5 μm wavelength range while suppressing parasitic 1 μm Amplified Spontaneous Emission (ASE). By balancing the tradeoffs between efficiency, power threshold, and 1 μm ASE, Coherent offers the highest performance Erbium/Ytterbium-doped fibers available. Our product portfolio includes fibers with a variety of core sizes, each optimized for the rigorous demands of
a harsh environment and/or mobile LiDAR applications.

PM-EYDF-12/130-XPH, PM Er/Yb-Doped Double Clad Optical Fiber

SKU: 1392591

As "eye-safe" LiDAR applications continue to proliferate, the need for high efficiency and reliable fibers capable of delivering high pulse energies and good beam quality becomes critical. Coherent offers a family of high-performance Erbium/Ytterbium doped single and double clad fibers. These fibers are optimized to achieve record efficiencies in the 1.5 ?m wavelength range while suppressing parasitic 1 ?m Amplified Spontaneous Emission (ASE). By balancing the trade-offs between efficiency, power threshold, and 1 ?m ASE, Coherent offers the highest performance Erbium/Ytterbium-doped fibers available. Our product portfolio includes fibers with a variety of core sizes, each optimized for the rigorous demands of a harsh environment and/or mobile LiDAR applications.

LMA-YDF-25/250-HP-XM, Matched Yb-Doped Double Clad Optical Fiber

SKU: 1403834

GenX fibers are the newest series of Large Mode Area (LMA) double-clad fibers, specifically tailored to enable power scaling of multi-kW -class fiber lasers and amplifiers. Offering superior photo-darkening (PD) performances with maintained and/or higher absorption, these fibers are optimized to benefit both CW and pulsed multi-kW systems. The 14/250 GenX design is ideal for efficient and reliable kW-class systems. The 20/400 GenX offers the same absorption with significantly lower PD than comparable products providing an optimized platform for high efficiency and high-reliability multi-kW CW lasers. The 25/250 GenX product combines higher absorption and superior PD, ideal for enabling multi-kW peak power scaling with reduced cavity length and nonlinearities.

PM1950, Panda-Type Select Cutoff PM, Optical Fiber

SKU: PM1950

Coherent has specifically engineered a unique range of single-mode 2µm beam delivery fibers for the long wavelength EyeSafe window from 1850-2200nm, available in both PM and non-PM versions. By applying our extensive fiber manufacturing expertise, gained in the demanding telecommunications industry, this family of fibers has excellent uniformity and high fatigue failure resistance. These fibers are aimed at emerging fiber applications for the 2µm wavelength, including medical, military/aerospace and industrial fiber laser markets.

This product requires a purchase of a minimum quantity of : 18

LMA-HDF-40/400, Ho-Doped Double Clad, Optical Fiber

SKU: LMA-HDF-40/400

True LMA fiber featuring a unique low NA (< 0.1) high concentration Ho-doped core design. The Ho-doped fiber can be pumped by a Tm-doped fiber laser at ~1950-nm and can achieve 60% efficiency. The high NA (0.46) large pump cladding waveguide allows for efficient coupling of high pump powers. The large core diameter (40 μm) maintains a large mode field diameter and short device length, thereby minimizing non-linear effects such as SBS and SRS.

SM1950, Select Cutoff SM, Optical Fiber

SKU: SM1950

Coherent has specifically engineered a unique range of single-mode 2µm beam delivery fibers for the long wavelength EyeSafe window from 1850-2200nm, available in both PM and non-PM versions. By applying our extensive fiber manufacturing expertise, gained in the demanding telecommunications industry, this family of fibers has excellent uniformity and high fatigue failure resistance. These fibers are aimed at emerging fiber applications for the 2µm wavelength, including medical, military/aerospace and industrial fiber laser markets.

This product requires a purchase of a minimum quantity of : 25

LMA-HDF-25/250, Ho-Doped Double Clad, Optical Fiber

SKU: LMA-HDF-25/250

True LMA fiber featuring a unique low NA (< 0.1) high concentration Ho-doped core design. The Ho-doped fiber can be pumped by a Tm-doped fiber laser at ~1950-nm and can achieve 60% efficiency. The high NA (0.46) large pump cladding waveguide allows for efficient coupling of high pump powers. The large core diameter (25µm) maintains a large mode field diameter and short device length, thereby minimizing non-linear effects such as SBS and SRS.

LMA-HTF-40/250/400, Ho-Doped Triple Clad, Optical Fiber

SKU: LMA-HTF-40/250/400

True LMA fiber featuring a unique low NA (< 0.1) high concentration Ho-doped core design. The Ho-doped fiber can be pumped by a Tm-doped fiber laser at ~1950 nm and can achieve 60% efficiency. The Ho-doped fiber features a unique all-glass cladding design with a 40 µm diameter Ho-doped core, a glass inner cladding diameter of 250 µm, a 320 µm 0.22NA index depressed outer glass cladding for the pump radiation and a fluoroacrylate outer polymer jacket (40/250/320/400).