Datasheet

Components & Accessories

LMA-GDF-30/250-09M, Large Mode Area Passive Double Clad Fiber

Product image of LMA-GDF-30/250-09M, Large Mode Area Passive Double Clad Fiber

Coherent Large Mode Area (LMA) passive double clad fibers are designed for high power laser systems requiring exceptional beam quality and low splice loss. With a 30 µm core diameter and a 250 µm cladding diameter, the 09M version ensures optimal performance under demanding conditions. The NuCOAT fluoroacrylate coating enhances environmental durability, making these fibers suitable for industrial, medical, and defense applications.

Features

  • NuCOAT fluoroacrylate coating - Ensures long-term durability
  • 09M version - Designed for low splice loss
  • 30 µm core and 250 µm cladding - Ideal for high power lasers
  • Proof tested to > 100 kpsi - Ensures reliability
  • RoHS compliant

Applications

  • High power fiber amplifiers
  • Material processing
  • Medical and defense systems
Parameter LMA-GDF-30/250-09M
Optical Specifications
Operating Wavelength 800 - 2100 nm
Core NA 0.0900 ± 0.0100
First Cladding NA ≥ 0.46
Cladding Attenuation ≤ 15.0 dB/km @ 1095 nm
Geometrical & Mechanical Specifications
Cladding Diameter 247.0 ± 3.0 μm
Core Diameter 30.0 ± 2.0 μm
Coating Diameter 350.0 ± 10.0 μm
Core Clad Offset ≤ 2.00 μm
Coating Material Low Index Acrylate
Prooftest Level ≥ 100 kpsi (0.7 GN/m²)
Clad Non-Circularity ≤ 0.5 %