Datasheet

Components & Accessories

BD-G25/250-11FA, Passive Double Clad Optical Fiber

Product image of BD-G25/250-11FA, Passive Double Clad Optical Fiber

Coherent passive double clad optical fibers are designed for use in a variety of high power fiber laser and amplifier applications. Featuring a 25 µm core diameter and a 250 µm cladding diameter, these fibers provide high pump absorption and excellent power handling capabilities. The proprietary NuCOAT fluoroacrylate coating ensures durability and reliability under extreme environmental conditions, making these fibers an excellent choice for demanding industrial, medical, and military applications.

Features

  • High power handling - Suitable for high power fiber laser applications
  • NuCOAT fluoroacrylate coating - Enhanced environmental durability
  • Optimized cladding design - Efficient pump absorption
  • RoHS compliant

Applications

  • High power fiber lasers
  • Industrial material processing
  • Medical laser systems
  • Military laser systems
Parameter BD-G25/250-11FA
Optical Specifications
Operating Wavelength 800-2100 nm
Core NA 0.110 ± 0.010
First Cladding NA ≥ 0.460
Cladding Attenuation ≤ 15.0 dB/km @ 1095 nm
Geometrical & Mechanical Specifications
Cladding Diameter 250.0 ± 3.0 μm
Core Diameter 25.0 ± 1.5 μm
Coating Diameter 395.0 ± 15.0 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 %