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DBF
Single Frequency & Ultra narrow
line width Fiber
Laser
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Characteristics |
Apply |
Spectral Width <3KHz |
Seed light source |
Max. coherent length 100KM. |
Acoustic sensing |
Stable fiber DFB resonant
cavity structure |
Hydrophone |
High frequency stability , no
skip mode |
Fiber distributed sensing |
High side mode rejection ratio |
Coherent light communication |
Aseismatic design |
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Low relative intensity noise |
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Model:
SL-1550nm-DBF-xxx mW |
Specifications |
Unit |
Typ. |
Remarks |
Wavelength |
nm |
1550 |
|
Output power |
mW |
10,20 |
Optional |
Signal background ratio |
dB |
>60 |
|
Beam mode |
- |
CW,Single Longitudinal Mode |
|
polarization |
- |
linear |
|
Polarization extinction ratio |
dB |
>23 |
|
Polarize |
- |
99% |
|
Spectral Linewidth <3KHz |
KHz |
3 |
|
Frequency unstability |
MHz |
<20 (15min) <100 (long term) |
|
RIN @>3MHz |
dB/Hz |
<-110dB/Hz@ROF peak, <-120dB/Hz@1MHz |
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Phase noise @ 1-9.5Khz |
dB |
<-110 |
|
Power stability @ >3hours |
- |
<1% |
|
Operating temperature |
≧ |
-20 ~ +65 |
|
Storage
temperature |
≧ |
-40 ~ +85 |
|
Power supply |
|
DC5V or 110-220VAC |
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Fiber mode |
Single mode
fiber SMF-28e or polarization maintaining fiber PM1550 |
Size |
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Warranty time |
One year |
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Spectral Width |
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