Datasheet
Components & Accessories
SM-GDF-8/130-M, Matched Passive Double Clad Optical Fiber
Coherent's SM-GDF-8/130-M fibers are designed for passive laser applications requiring low splice loss and high beam quality. Featuring an 8 µm core diameter and a 130 µm cladding diameter, these fibers provide seamless integration with active fibers. The matched (M) design ensures compatibility, while the NuCOAT fluoroacrylate coating enhances environmental durability and reliability. These fibers are suitable for demanding industrial, medical, and defense applications.
Features
- Matched (M) design - Optimized for low splice loss
- NuCOAT fluoroacrylate coating - Provides superior environmental durability
- Optimized for passive laser components - Maintains beam quality
- Proof tested to > 100 kpsi - Ensures long-term reliability
- RoHS compliant
Applications
- Passive fiber laser components
- Medical laser systems
- Industrial instrumentation
- Defense laser systems
Datasheet
| Parameter | SM-GDF-8/130-M |
|---|---|
| Optical Specifications | |
| Operating Wavelength | 1015 - 1115 nm |
| Core NA | 0.095 |
| Mode Field Diameter (Gaussian) | 8.3 ± 0.5 µm @ 1060 nm 8.3 ± 0.5 μm @ 1060 nm |
| Cutoff | 980 ± 50 nm |
| Core Attenuation | ≤ 20.0 dB/km @ 1200 nm |
| First Cladding NA | ≥ 0.46 |
| Geometrical & Mechanical Specifications | |
| Cladding Diameter | 130.0 ± 1.0 µm 130.0 ± 1.0 μm |
| Coating Material | Low Index Acrylate |
| Core Diameter | 8.6 μm |
| Coating Diameter | 245.0 ± 10.0 μm |
| Core/Clad Offset | ≤ 0.70 μm |
| Cladding Non Circularity | ≤ 0.5 % |
| Coating Concentricity | < 5.0 μm |
| Prooftest Level | ≥ 100 kpsi (0.7 GN/m) |