Pump and Signal Combiner (6+1)x1

Name: Pump and Signal Combiner (6+1)x1
Brand: DK Photonics
Availability: InStock

Description

The DK-XS-DT-006-A/2 (6+1) x1 Pump and Signal Combiner from DK Photonics is a high-performance optical component engineered for demanding high-power fiber laser and amplifier systems. This advanced combiner is specifically designed to efficiently merge the outputs of up to six multimode pump lasers and a single signal channel into one output fiber, making it an essential element in the construction of high-power fiber laser sources. Its robust design ensures reliable operation in a wide range of industrial, medical, military, and telecommunications applications.

Utilizing precision fusion technology, the DK Photonics (6+1) x1 combiner achieves outstanding pump power transfer efficiency—up to 97% in typical configurations—while maintaining minimal signal insertion loss. This ensures that the maximum amount of pump energy is delivered to the active fiber, optimizing the performance of fiber lasers and amplifiers. The device supports a broad range of operating wavelengths, with pump inputs from 780 nm to 1000 nm and signal wavelengths from 1020 nm to 1080 nm, making it compatible with a variety of doped fiber types including Yb, Nd, Er, Ho, and Tm fibers.

The combiner is constructed with high-quality materials and features a heat sink package, which is crucial for dissipating heat in high-power operations and maintaining stable performance. A built-in hole for temperature monitoring further enhances operational safety and reliability. The device is highly customizable, supporting different fiber types and power handling requirements, and can be tailored to specific application needs such as direct diode materials processing, pump cascading, large mode area (LMA) fiber pumping, and advanced scientific research including quantum optics and gravitational wave detection.

With its compact footprint and rugged design, the DK-XS-DT-006-A/2 combiner is ideal for integration into both OEM systems and laboratory setups. Its high optical isolation and low return loss further ensure signal integrity and system stability, even under high-power conditions. Whether used in industrial manufacturing, biomedical imaging, telecommunications infrastructure, or cutting-edge scientific experiments, this pump and signal combiner delivers the reliability and performance required for next-generation photonic systems.

Specifications

Splitting Ratio:	Other
Central Wavelength:	1080 nm
Power Handling:	> 100W
Return Loss:	40 dB
Signal Operating Wavelengths:	1020-1080nm
Pump Operating Wavelengths:	780-1000nm
Number Of Multimode Inputs:	6
Number Of Signal Ports:	1
Number Of Output Ports:	1
Pump Input Fiber:	105/125µm, NA0.22 or 200/220µm, NA0.22
Signal Input Fiber:	HI1060 10/125µm, NA0.08/0.46 or 20/400µm, NA0.06/0.46
Output Fiber:	10/125µm, NA0.08/0.46 or 25/250µm, NA0.06/0.46 or 20/400µm, NA0.06/0.46
Min. Pump Efficiency:	90% / 95% / 97%
Max. Signal Insertion Loss:	0.70dB
Power Per Multimode Input:	50W / 100W / 300W
Optical Return Loss - Pumps:	>35dB
Optical Isolation:	>20dB
Max. M²:	1.3
Operating Temperature:	0~75℃
Storage Temperature:	-40~85℃

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Features

High Power Transfer Efficiency: Achieves up to 97% minimum pump efficiency for optimal power delivery in demanding applications.
Low Signal Insertion Loss: Maximum signal insertion loss of only 0.70 dB ensures minimal signal degradation and high performance.
Multiple Input Channels: Combines 6 multimode pump inputs and 1 signal input into a single output fiber, supporting high-power fiber laser and amplifier systems.
Wide Wavelength Compatibility: Supports signal wavelengths from 1020–1080 nm and pump wavelengths from 780–1000 nm, suitable for various fiber laser types (Nd, Yb, Er, Ho, Tm).
Custom Fiber Configurations: Compatible with a range of fiber types and sizes (e.g., 105/125 µm, 200/220 µm, HI1060, 20/400 µm), with options for custom configurations and higher power handling.
High Power Handling: Supports up to 300W per multimode input, ideal for industrial, medical, military, and telecommunications applications.
Robust Package Design: Features a high-power package with integrated heat sink and temperature monitoring hole for reliable operation in demanding environments.
Excellent Optical Isolation: Provides >20 dB optical isolation and >35 dB optical return loss for enhanced system stability and protection.
Flexible Pigtail Options: Standard with 0.8m bare fiber pigtails; custom lengths and connector options available upon request.
Wide Operating Temperature Range: Operates reliably from 0°C to 75°C, with storage capability from -40°C to 85°C.
Versatile Applications: Ideal for pumping fiber lasers and amplifiers, multi-core and large mode area fibers (LMA), direct diode materials processing, metrology, life sciences, imaging, quantum optics, gravitational wave detection, and atom cooling/trapping.
Custom Solutions Available: DK Photonics offers tailored designs to meet specific power, fiber, and configuration requirements.

Applications

Pumping of High Power Fiber Lasers and Amplifiers
Efficiently combines multiple pump lasers and a signal channel to enable high-power fiber laser and amplifier systems, supporting both industrial and research applications.
Pumping of Multi-Core and Large Mode Area (LMA) Fibers
Ideal for advanced fiber designs requiring high pump power, such as multi-core and LMA fibers, enhancing performance in next-generation laser systems.
Direct Diode Materials Processing
Used in high-power direct diode laser systems for materials processing applications including cutting, welding, and surface treatment in manufacturing.
Pump Combiner for Nd-, Yb-, Er-, Ho-, and Tm-Doped Fiber Lasers
Compatible with a wide range of rare-earth doped fiber lasers, supporting diverse wavelength requirements for industrial, medical, and scientific use.
Industrial Laser Applications
Enables robust and reliable high-power laser sources for industrial automation, precision machining, and microfabrication.
Biomedical and Medical Laser Systems
Supports high-power laser sources for medical diagnostics, therapy, and surgical procedures requiring precise and stable light delivery.
Telecommunications and Optical Networks
Used in high-capacity optical communication systems, fiber amplifiers, and signal boosting for long-haul and metro networks.
Metrology and Scientific Research
Provides stable, high-brightness light sources for precision measurement, spectroscopy, and laboratory experiments.
Life Sciences and Imaging
Delivers high-power, stable illumination for advanced imaging techniques, fluorescence microscopy, and optical coherence tomography (OCT).
Quantum Optics and Quantum Communication
Enables high-power pump sources for quantum optics experiments, quantum key distribution, and photon entanglement generation.
Gravitational Wave Detection
Used in high-sensitivity interferometric setups for gravitational wave observatories, requiring ultra-stable and high-power laser sources.
Atom Cooling and Trapping
Provides the necessary high-power laser light for atomic physics experiments, including laser cooling and trapping of neutral atoms.
Pump Cascading in Multi-Stage Laser Systems
Facilitates efficient pump power delivery in multi-stage fiber laser and amplifier architectures, maximizing overall system efficiency.
Custom High-Power Laser System Integration
Suitable for OEMs and system integrators requiring custom configurations for specialized high-power laser applications.

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Frequently Asked Questions

What is a (6+1) x1 Pump and Signal Combiner and how does it work?

A (6+1) x1 Pump and Signal Combiner is a fiber optic device designed to combine the power from up to six pump lasers and one signal channel into a single output fiber. This enables the creation of a high-power pump laser source, which is essential for applications such as fiber laser pumping, amplification, and high-power materials processing. The device ensures efficient power transfer with minimal signal loss, making it ideal for industrial, medical, military, and telecommunications uses.

What are the key features of the DK Photonics (6+1) x1 Pump and Signal Combiner?

Key features include high power transfer efficiency (up to 97%), low signal insertion loss (max 0.70dB), high power handling (up to 300W per multimode input), freely selectable signal and pump wavelengths, customizable configurations, and compatibility with various fiber types. It also comes with a heat sink package and a hole for temperature monitoring, ensuring reliable operation in demanding environments.

What applications are suitable for the DK Photonics (6+1) x1 Pump and Signal Combiner?

This pump and signal combiner is suitable for a wide range of high-power applications, including pumping of fiber lasers and amplifiers, pumping of multi-core and large mode area (LMA) fibers, industrial materials processing, biomedical equipment, telecommunications, metrology, life sciences, imaging, quantum optics, gravitational wave detection, and atom cooling and trapping.

What are the typical operating wavelengths and fiber types supported by this combiner?

The DK Photonics (6+1) x1 Pump and Signal Combiner supports signal operating wavelengths from 1020nm to 1080nm and pump operating wavelengths from 780nm to 1000nm. It is compatible with various fiber types, including 105/125µm, 200/220µm pump fibers, and HI1060 10/125µm, 20/400µm, and 25/250µm signal and output fibers. Custom fiber types and configurations are also available upon request.

How efficient is the power transfer and what is the maximum signal insertion loss?

The combiner offers high pump efficiency, with typical minimum values ranging from 90% to 97% depending on the configuration. The maximum signal insertion loss is 0.70dB, ensuring minimal loss of signal power during the combining process.

Can the DK Photonics (6+1) x1 Pump and Signal Combiner be customized for specific requirements?

Yes, DK Photonics offers custom configurations for their pump and signal combiners. This includes different numbers of input fibers, higher power handling, various fiber types and sizes, and special pigtail lengths or connector options. Customers are encouraged to contact DK Photonics directly to discuss their specific application needs.

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