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High-Power 878.6nm Diode Laser Module with 200µm Fiber for DPSS Pumping

If you’re developing high-stability DPSS lasers or need a wavelength-stabilized pump source for Nd:YAG or vanadate gain media, the V2-65-880-200 from Vivlaser delivers 65W of CW output at 878.6nm, a narrow 0.5 nm linewidth, and robust performance through a 200 µm fiber with SMA905 connector.

This fiber-coupled 878.6 nm diode laser is optimized for OEM DPSS systems, research platforms, and solid-state laser pumping applications requiring high power and spectral precision.

V2-65-880-200ダイオードポンプソース

Engineered for Precision Pumping at 878.6 nm

Compared to 808 nm diodes, this 878.6 nm laser significantly reduces quantum defect, improving thermal performance and mode quality in the gain crystal. Its narrow-line emission and excellent wavelength control allow:

  • Consistent gain excitation
  • Less thermal lensing in the crystal
  • Improved beam stability in DPSS cavities

Key features include:

  • 出力電力: 65w (CW)
  • 中心波長: 878.6 nm ±0.5 nm
  • ファイバーコア: 200 µm, Na 0.22
  • Wavelength drift coefficient: 0.02 nm/°C
  • Lock current range: 7–10 A (for VBG stabilization)

V2-65-880-200 – Key Technical Parameters

パラメータ 価値
出力電力 (CW) 65 w
波長 (中心) 878.6 nm (±0.5 nm)
スペクトル幅 (FWHM) 0.3–0.5 nm
Slope Efficiency 8.5 W/A
Power Conversion Efficiency 45%
ファイバーコア / Na 200 µm / 0.22
Connector SMA905
Fiber Length 1.5 メートル
動作電流 / Voltage 10 あ / 16 V
Wavelength Lock Current Range 7–10 A
Operating Temp. Range 20–30 °C
Recommended Cooling Power ≥ 100 w

Ideal for OEM DPSS Laser Builders and Research Institutions

This module is a perfect match for:

  • nd:ヤグ & nd:YVO₄ laser pumping at 878.6 nm
  • Industrial DPSS system manufacturers needing stable, narrow-linewidth sources
  • Photonics researchers building customized pumping platforms
  • Scientific users replacing expensive import brands

SMA905 fiber output そして 200 µm core ensure high coupling compatibility and thermal robustness.

Benefits of 878.6 nm over Traditional 808 nm Diodes

特徴 808 nm Diode 878.6 nm Diode (V2-65-880-200)
Quantum Defect 高い より低い
Thermal Load in Crystal 高い Reduced
Beam Mode Quality May degrade More stable
Spectral Matching 広い (less precise) Narrow (VBG lock possible)

By adopting a wavelength-stabilized 878.6 nm diode, you gain higher beam quality, longer system life, and better conversion efficiency in your solid-state lasers.

OEM Customization Available

Vivlaser supports customization options for:

  • Fiber type and length
  • 波長ロック (VBG compatibility)
  • Alternative connectors (FC/APC, bare fiber)
  • Housing & driver integration

Trusted by Laser System Manufacturers Worldwide

Vivlaser’s diode lasers are powering a wide range of systems in:

  • Laser medical equipment
  • Precision laser cutting & マーキング
  • Laboratory-grade laser setups
  • OEM DPSS cavity modules

📄 Download the full V2-65-880-200 datasheet here
📩 Contact us at [email protected] for custom quotes or technical consulting

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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