Specialty Optical Fibers
Choose from an extensive catalog of SM, MM, and PM fiber for lasers and amplifiers, beam delivery, geophysical sensing, gyro, and medical applications.
- Extensive Product Portfolio Select from many fiber compositions, geometries, and coatings.
- Highest Reliability Build better systems with proven, time tested fiber designs
- Industry Innovators Enhance your system performance and scalability using our superior technology.
![Specialty Optical Fibers](/content/dam/coherent/site/en/images/photography/components-and-accessories/components-accessories-specialty-optical-fibers.jpg)
Optical Fibers for Most Applications
Coherent offers a complete range of specialty optical fibers, with a broad selection of standard products, and the expertise and capabilities to fabricate custom items having specific core, cladding, dopant, and other mechanical and optical parameters.
![Beam Delivery Fibers](/content/dam/coherent/site/en/products/components-and-accessories/specialty-optical-fibers/specialty-optical-fibers-beam-delivery-fibers.jpg)
Beam Delivery Fibers
Coherent NuBEAM are low loss, high damage threshold, multi-mode, beam delivery fibers that transmit higher powers in solid-state, fiber, and diode lasers systems.
- Broad Wavelength Spectrum - Visible to Infrared.
- Unique Capabilities - Includes top hat intensity profile fibers.
- Highest Power Applications - Core diameters ranging from 50 µm to 1000 µm
![Geophysical Fibers](/content/dam/coherent/site/en/products/components-and-accessories/specialty-optical-fibers/specialty-optical-fibers-geophysical-fibers.jpg)
Geophysical Fibers
Distributed sensing fibers for temperature, pressure, flow, acoustics, or strain, that operate even in harsh environments with superior optical performance.
- Ruggedized - Specialty coatings for high strength and reliability at temperatures >300 °C
- Sense More - High bandwidth, graded index fibers for highly resolved distributed sensing.
- Sealed to Last - Pure silica cores and carbon coating options provide high levels of hermeticity.
![Gyroscope Fibers](/content/dam/coherent/site/en/products/components-and-accessories/specialty-optical-fibers/specialty-optical-fibers-gyroscope-fibers.jpg)
Gyro Fibers
Build high-performance fiber optic gyroscope (FOG) coils, plus sensors for auto, space, and defense applications, with these high birefringence fibers.
- Positioned for Success - Extremely high birefringence ensures minimal gyroscope drift.
- Space Ready - Radiation hardened and radiation resistant varieties available.
- Reliable Performance - Low Tg coating for low cross-talk variation from -55 °C to 105 °C temperature ranges.
![fiber spool](/content/dam/coherent/site/en/products/components-and-accessories/specialty-optical-fibers/fiberspools-300.jpg)
Laser and Amplifier Fibers
Coherent Laser and Amplifier Fibers eliminate SRS and TMI, and feature high mode quality, excellent pump light absorption, and exceptionally low photodarkening.
- No Limits - Eliminate TMI and SRS for successful power scaling.
- Focused on Quality - Near diffraction limited beam quality.
- Built Tough - Enhanced fiber reliability in demanding applications.
![Medical Fibers](/content/dam/coherent/site/en/products/components-and-accessories/specialty-optical-fibers/specialty-optical-fibers-medical-fibers.jpg)
Medical Fibers
Construct high-performance surgical, imaging, and spectroscopic systems with Coherent Medical Fibers, offered in many form factors and power handling capacities.
- A Cut Above - Optimized fibers for intravenous applications.
- Increased Sensitivity - High signal to noise ratio for OCT and other applications.
- Keep it Clean - Pure silica core for radiation sterilization.
![Multi-kw Fibers](/content/dam/coherent/site/en/products/components-and-accessories/specialty-optical-fibers/specialty-optical-fibers-multi-kw-fibers.jpg)
Multi-kW Fibers
Coherent NuMKW fibers are designed for high power laser systems, offering unmatched performance through lowest photodarkening, SRS, TMI and highest beam quality.
- Power Up - Lowest photodarkening for high power applications.
- Connect Effectively - High coupling efficiency with mode matched active and passive fibers.
- Proven Reliability - Designed for extended life in challenging deployment conditions.
![Single-Mode Fibers](/content/dam/coherent/site/en/products/components-and-accessories/specialty-optical-fibers/specialty-optical-fibers-single-mode-fibers.jpg)
Single Mode Fibers
Coherent Single Mode Fibers maintain beam quality, and minimize attenuation and dispersion, and are offered from the visible through the infrared.
- Broad Wavelength Range - Choose fibers for operation at 350 nm to 2,200 nm ultraviolet to 2.2 µm.
- Select Cutoff - Choose from a wide range of cutoff wavelengths.
- Range of Coatings - Select from acrylate, polyimide and more.
![Muti-Mode Fibers](/content/dam/coherent/site/en/products/components-and-accessories/specialty-optical-fibers/specialty-optical-fibers-multi-mode-fibers.jpg)
Multi-Mode Fibers
Coherent Multi-Mode Fibers support laser system components, laser beam delivery, material processing, surgery, spectroscopy, LiDAR, metrology, and more.
- We Deliver - Transfer more laser power to your process with minimal attenuation.
- Homogenize Beam Profiles - Includes top hat intensity profile fibers.
- Core Choices - Diameters from 50 μm to 1000 μm.
![Polarization Maintaining Fibers](/content/dam/coherent/site/en/products/components-and-accessories/specialty-optical-fibers/specialty-optical-fibers-polarization-maintaining-fibers.jpg)
Polarization Maintaining Fibers
Coherent NuPANDA fibers are polarization maintaining fibers with the broadest operating wavelength range, highest birefringence and highest mode field uniformity.
- PANDA Designs - For the broadest operating wavelength range, highest birefringence,fh and highest mode field uniformity.
- Can't be Beat - Custom and precision beat length selection available.
- Wavelength Choices - From 350 nm to 2000 nm.
![Specialty Optical Fibers Radiation Resistant Application](/content/dam/coherent/site/en/products/components-and-accessories/specialty-optical-fibers/specialty-optical-fibers-radiation-resistant-application.jpg)
SatCom and LIDAR Fibers
NuEYDF-SMR Erbium-Ytterbium co-doped all-glass active single-mode and matched passive fibers are designed for demanding LIDAR and satellite applications.
- Harsh Environment - Radiation resistance for space applications.
- Beat the Heat - HTA coating allows for use in high temperature automotive applications.
- High Efficiency - NuEYDF-SMR fibers inhibit parasitic 1 µm ASE.
![Ultrafast Fibers](/content/dam/coherent/site/en/products/components-and-accessories/specialty-optical-fibers/specialty-optical-fibers-ultrafast-fibers.jpg)
Ultrafast Fibers
Coherent NuUF Ultrafast Fibers feature polarization maintenance, dispersion control, high beam quality, the lowest photodarkening, and highest absorption.
- Increased Reliability - Lowest photodarkening for effective power scaling.
- Superior Quality - Maintaining highest beam quality.
- Maximum Efficiency - Highest absorption minimizes cavity length and nonlinear effects.
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