Product Detail
The ClearCut kW Package-Free Fiber Bragg Grating products are ultra low insertion loss fiber bragg gratings for high power fiber lasers. With AFR's ClearCut design and special process, the FBG can handle kilowatt level pump power and signal power with recoated only.
Key
Features
Applications
● High Power Handling
● Fiber Laser
● Low Temperature Slope
● Exceptional Reliability
Specifications
Parameter |
Unit |
Value |
|||
Center Wavelength |
nm |
1018, 1030, 1064, 1070, 1080, 1090 |
|||
Tolerance on Center Wavelength |
nm |
± 1.0 |
|||
Max. Wavelength Mismatch (OC Relative HR) |
nm |
0.2 |
|||
High Reflector (HR) / Output Coupler (OC) |
/ |
HR |
OC |
||
Peak Reflectivity |
% |
≥ 99.0 |
(5.0 - 30.0) ± 2.0 |
||
Reflection Bandwidth at 95% |
nm |
1.5 - 4.0 |
/ |
||
Reflection Bandwidth at 50% |
nm |
/ |
0.2 - 2.0 |
||
Tolerance on Reflection Bandwidth |
nm |
0.1 - 0.4 |
0.1 - 0.2 |
||
Min. Side Mode Suppression Ratio |
dB |
20 |
10 |
||
Fiber Core/Cladding Dimension |
μm |
10/125 |
14/250 |
20/400 |
25/400 |
Temperature Slope Suspended in Air1 |
℃/W |
≤ 0.1 |
≤ 0.03 |
≤ 0.02 |
|
Max. Core Signal Power Handling2 |
W |
300 |
1000 |
3000 |
|
Max. Clad Pump Power Handling |
W |
450 |
1500 |
3000 |
|
Fiber Type |
/ |
PM or Non-PM |
|||
Recoating Length |
mm |
40 - 60 |
|||
Storage Temperature |
℃ |
- 40 to + 85 |
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