Multimode Pump Combiner 7x1

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Specifications

Splitting Ratio: Other
Central Wavelength: 1000 nm
Power Handling: > 100mW
Return Loss: 40 dB
Pump Operating Wavelengths: 800-1000nm
Number Of Multimode Inputs: 7
Number Of Output Ports: 1
Return Loss - Pumps: 35dB
Operating Temperature: 0~75℃
Storage Temperature: -40~85℃
Power Per Multimode Input: 20W
Input Fiber Core/Cladding/NA: 105/125µm, 0.22NA

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Features

  • High Transfer Efficiency: Optimized design ensures minimal power loss and maximum brightness conservation during pump power combination.
  • Wavelength Insensitive: Operates efficiently across a broad pump wavelength range of 800–1000 nm, suitable for various laser diode sources.
  • High Power Handling: Supports up to 100W per multimode input (customizable to 200W or higher), enabling robust performance in high-power fiber laser systems.
  • Custom Configurations Available: Flexible Nx1 design (2x1, 3x1, 4x1, 7x1, 19x1, 37x1, etc.) with customizable pump fiber, output fiber type, and configuration to meet specific application needs.
  • Exceptional Optical Characteristics: Low insertion loss and high return loss (≥35 dB) for superior signal integrity and system reliability.
  • Versatile Output Fiber Options: Compatible with energy-transmitting fibers, no-core fibers, or LMA double-clad fibers for seamless integration with various fiber laser architectures.
  • ROHS Compliant: Manufactured in accordance with environmental and safety standards for global compatibility.
  • Wide Operating Temperature Range: Reliable performance from 0°C to 75°C; storage temperature from -40°C to 85°C for demanding environments.
  • Compact and Robust Design: All combiners supplied with bare fiber and 0.8m pigtail length by default; special requests accommodated on demand.
  • Broad Application Scope: Ideal for fiber lasers, fiber laser combination, kW-class fiber lasers, industrial laser systems, and research applications.
  • Easy Integration: Designed for seamless splicing with matched doped LMA double-cladding fibers and other standard fiber types.
  • Proven Reliability: Manufactured by DK Photonics, a trusted supplier with a track record of high-quality photonics components.

Applications

  • High Power Fiber Laser Pumping
    Efficiently combines multiple pump laser sources to deliver high optical power for pumping single or multi-mode fiber lasers, including kW-class fiber lasers.
  • Direct Diode Materials Processing
    Enables direct diode laser applications in industrial materials processing, such as cutting, welding, and engraving, by providing high-brightness, high-power laser output.
  • Fiber Laser Combination
    Facilitates the combination of multiple fiber lasers to achieve higher output power for advanced industrial and research applications.
  • Pump Cascading in Fiber Amplifiers
    Used in multi-stage fiber amplifier systems to cascade pump power efficiently, supporting high-gain and high-power amplification.
  • Medical Laser Systems
    Supports high-power laser delivery in medical devices for surgery, dermatology, and phototherapy by combining multiple pump sources.
  • Scientific Research
    Ideal for laboratory setups requiring high-power, multi-wavelength, or custom laser configurations for spectroscopy, nonlinear optics, and other research fields.
  • Telecommunications
    Used in high-power optical amplifiers and signal boosting systems within fiber optic communication networks.
  • Defense and Aerospace
    Provides robust, high-power laser sources for directed energy systems, LIDAR, and remote sensing applications.
  • Test and Measurement Equipment
    Integrated into optical test benches and measurement systems that require stable, high-power laser sources.
  • Custom High-Power Laser Systems
    Enables the design and assembly of custom laser systems with specific power, wavelength, and fiber configuration requirements.