Single frequency narrow linewidth fiber laser adopts rare earth-doped fiber DFB laser cavity structure, output wavelength 1550nm single longitudinal mode laser, spectral linewidth is less than 3kHz, output spectral side mode suppression ratio exceeds 60dB, can provide module or desktop package, it is distributed Ideal laser source for applications such as sensing.
Features |
Applications |
· Spectral Line-width≤ 3KHz · All-fiber DFB resonator structure · Stable wavelength without mode hopping |
· Laser Seed Source · Acoustic Sensor, Hydrophone · Fiber Distributed Sensing · Coherent Light Communication |
Optical Parameter | Unit | Typical Values | Remark |
Wavelength tuning range | nm | 1550±0.5 | 1545~1560nm customized |
Spectral linewidth | kHz | ≤3 | |
Wavelength instability | MHz | ≤±25 | |
Side mode suppression ratio | dB | ≥50 | |
Output power | mW | 50/100 | Constant and not adjustable |
Short-term Stability (15 Minutes) | dB | ≤ ±0.02 | |
Long-term Stability (8 Hours) | dB | ≤ ±0.05 | |
Fiber Type | – | SMF-28 / PM1550 Panda | |
Optical Connector | – | FC/APC |
Electrical and environmental parameters | Desktop | Module |
Control Mode | Button | RS232 |
Communication Interface | * Optional | DB9 Female |
Power Supply | 100~240V AC, <30W | 5V DC, <15W |
Dimensions | 260(W)×280(D)×120(H)mm | 125(W)×150(D)×20(H)mm |
Operation Temperature Range | -5~+55°C | |
Operation Humidity Range | 0~70% |
Ordering Information P/N: ①-②-③-④-⑤
When you inquire, please provide the correct P/N number according to our ordering information, and attach the appropriate description would be better.
① |
② |
③ |
④ |
⑤ |
NLFL |
Wavelength |
Output power (mW) |
Fiber Type |
Package Type |
|
1550:1550nm |
50/100 |
SM: SMF-28e PM: PM1550 panda |
M: Module B: Desktop |
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