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Help CenterBismuth Doped Silicon-based Optical Fiber
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High gain coefficient bismuth doped silicon-based optical fibers are prepared based on unique bismuth element coordination atom control technology and valence state reduction technology. This fiber can be used as a gain medium for O, E, S, L+, and U band fiber amplifiers or fiber lasers, and is widely used in fields such as optical communication, natural environment monitoring, and scientific research
Product Features
l High absorption coefficient
l High precision geometric dimension control
l Low hydroxyl content,High gain coefficient
Product Application
l Fields such as optical communication, natural environment monitoring, and scientific research
l Fiber amplifiers and lasers
l Tunable light source
Specification | |||
Fiber optic model |
BPF-6/125 |
BPF-6/125 |
BPF-6/125 |
optical properties | |||
|
Wavelength range （nm） |
O+E |
O+E |
O+E |
|
Gain coefficient（dB/m）
|
0.11@1325 nm （pump power=800 mW）
|
1.07@1430 nm （pump power=524 mW）
|
0.48@1750 nm （pump power=936 mW）
|
|
3dB amplification range （μm）
|
1.30-1.35 |
1.30-1.35 |
1.30-1.35 |
|
Fiber core pump absorption（dB/m）
|
0.55 ±0.05 （1240 nm）
|
1.60 ±0.05 （1320 nm）
|
1.15 ±0.05 （1550 nm）
|
|
Fiber core optical loss （dB/km）
|
17.0 ±5.0 （1550 nm）
|
160.0 ±5.0 （1150 nm）
|
520.0 ±5.0 （1200 nm）
|
|
Core NA
|
0.14 ±0.02
|
0.17 ±0.02
|
0.37 ±0.02
|
|
Key Geometric, Mechanical and Environmental Specifications
| |||
|
Core diameter （μm）
|
6.0 ±1.5
|
8.0 ±1.5
|
6.0 ±1.5
|
|
Clad diameter （μm）
|
125.0 ± 2.0
|
125.0 ± 2.0
|
125.0 ± 2.0
|
|
Coating diameter （μm）
|
250.0 ± 15.0
|
250.0 ± 15.0
|
250.0 ± 15.0
|
|
Concentricity of fiber core cladding （μm）
|
≤ 1.0
|
≤ 1.0
|
≤ 1.0
|
Coating material |
Low refractive index coating |
Low refractive index coating |
Low refractive index coating |
|
Proof Test
|
≥ 100 kpsi
|
≥ 100 kpsi
|
≥ 100 kpsi |
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