مدونة

Maximize DPSS Pumping Efficiency with Our 120W 878.6nm Fiber-Coupled Laser Diode for Scientific and OEM Use

When your application demands extreme output power, narrow linewidth, and long-term spectral stability, ال V2-120-880-200 delivers. This fiber-coupled 120W 878.6nm diode laser module combines a compact footprint with exceptional electro-optical efficiency, making it a top choice for solid-state laser pumping, scientific R&د, و high-reliability OEM integration.

مع 14 W/A slope efficiency and a 0.5 nm FWHM spectrum, this high-power diode offers outstanding beam control, thermal performance, and wavelength lock compatibility for precision optical systems.

**V2-120-880-200** fiber-coupled laser diode

Why 878.6nm is the Smart Choice for DPSS Pumping?

The 878.6nm center wavelength closely matches absorption bands of Nd:YAG and Nd:YVO₄ crystals, providing:

  • Lower quantum defect and reduced thermal lensing
  • Higher optical-to-optical conversion rates
  • Improved beam quality and system efficiency
  • Compatibility with volume Bragg grating (VBG) stabilization

Compared to conventional 808nm sources, ال 878.6nm spectrum ensures long-term performance and higher energy output in demanding pump applications.

V2-120-880-200 – Technical Specifications

المعلمة Typical Value
طاقة الإخراج (CW) 120 ث
Center Wavelength 878.6 نانومتر (±0.5 nm)
العرض الطيفي (FWHM) < 0.5 نانومتر
Wavelength Drift Coefficient 0.02 nm/°C
Slope Efficiency 14 W/A
Power Conversion Efficiency 45%
Operating Current / Voltage 9–10 A / 34 V
Threshold Current 1 A
Lock Current Range 7–10 A
الألياف الأساسية / الذي - التي 200 µm / 0.22
Fiber Length / Connector 1.5 m / SMA905
Recommended Cooling ≥ 150 W dissipation
Operating Temp. Range 20–30 °C
Storage Temp. / Humidity -20–70 °C / ≤ 85% RH

📎 All parameters measured at 25°C unless otherwise noted.

سيناريوهات التطبيق

With its 120W CW output و narrow-linewidth 878.6nm wavelength, this module is optimized for:

  • High-energy DPSS laser systems
  • Advanced material processing
  • Solid-state medical laser platforms
  • Spectroscopy and nonlinear optics
  • Custom OEM builds requiring long-lifetime diode sources

The 200µm fiber core و SMA905 interface make integration fast and standardized across systems.

Key Features and Integration Benefits

ميزة Benefit
878.6 nm center wavelength Ideal for Nd gain media; less thermal load
0.5 nm narrow linewidth Suitable for VBG locking
14 W/A slope efficiency Excellent power conversion
120W continuous power Supports energy-demanding laser systems
7–10 A locking current range Offers tuning flexibility with diode drivers
Fiber-coupled with SMA905 Plug-and-play integration in OEM systems

OEM Customization Options

Vivlaser offers a full range of OEM customization services:

  • Custom fiber lengths or connector types (FC, LC, bare)
  • Optional wavelength shifts (878.4 / 878.8 / 879.1 نانومتر)
  • Module-level driver integration
  • Modified housings for different cooling setups

Trusted by Global Laser Integrators

The V2-120-880-200 is currently deployed by:

  • Industrial laser manufacturers
  • Medical device developers
  • Photonics research labs
  • DPSS system integrators across Asia, أوروبا, and North America

Its high stability and thermal performance make it ideal for mission-critical, 24/7 operation environments.

📄 View the detailed technical specifications of the V2-120-880-200 laser pump source
📩 Contact us at [email protected] for pricing, lead time, or custom requests.

Picture of Yonggui He

Yonggui He

Senior High-Power Laser Engineer at VivLaser, with over 15 years of experience in industrial laser systems and kilowatt-class semiconductor and fiber-coupled laser applications.

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