Smart Product Number: SM-TSF-9/125
Eye Safe 9/125 Thulium-Doped Single-Mode Single Clad Fiber
This single clad, small core diameter fiber is designed specifically for use in core-pumped cavities. As the fiber is polarization maintaining, it is also suitable for applications requiring linearly polarized output.
Optical Specifications
Operating Wavelength
1900 – 2100 nm
Core NA
0.150
Mode Field Diameter (predicted) 10.5 µm @ 2000 nm (nominal)
Cutoff
1750 ± 100 nm
Core Absorption
9.00 ± 2.00 dB/m at 1180 nm
27.00 dB/m at 793 nm
Geometrical & Mechanical Specifications
Cladding Diameter
125.0 ± 1.0 µm
Core Diameter
9.0 µm
Coating Diameter
245.0 ± 15.0 µm
Coating Concentricity
< 20.0 µm
Core/Clad Offset
≤ 0.50 μm
Coating Material
Acrylate
Prooftest Level
≥ 100 kpsi (0.7 GN/m²)
Comments
Coating Requirements: Dual-Acrylate Coating
Features & Benefits
Small diameter Tm-doped core design - Robust single-mode quality
May be pumped with 793 nm diodes or resonantly pumped using a fiber laser
High pumped absorption - Short fiber length, efficient lasing in the ~2 µm window
Core pumping facilitates access to shorter lasing wavelengths below 1900 nm
Typical Applications
Low to mid power CW and pulsed Eye Safe (~2 µm) lasers and amplifiers
Eye Safe industrial and medical lasers
Military and commercial LIDAR
~2 µm output TEM00 fiber lasers for pumping solid state crystal lasers
商品属性 [波长] 1900 - 2100 nm [掺杂类型] Tm [芯径大小] 9 µm [首包层直径] 125 µm [数值孔径] 0.150 [光学包层] Single