1064nm Narrow Linewidth Laser Module 20kHz 20mW
Description：1064nm narrow linewidth single-frequency laser module with a linewidth less than 20kHz and an output power of 20mW. Suitable for applications in lidar, fiber sensing, precision instruments, and coherent detection.
Applications： Fiber Optic Sensing Lidar
Tags：Narrow Linewidth Laser 20mW Laser 1064 Laser
Wavelength：1064nm
Output Power：20mW
Model：unl-1064nm-20k-20mw-x
Dongz
Email: Sales@wxgphotonics.com
2. Key Features
- Narrow linewidth (10–20 kHz)
- Single-frequency center wavelength ~1064 nm
- High output optical power
- Low optical noise
- Low RIN value
- Low power consumption
- Low-noise, high-precision circuit design
3. Product Applications
- Lidar
- Coherent Detection
- Fiber Optic Sensing
- Medical Photonics
- Scientific Research Equipment
- 3D Mapping
4. Product Specifications
Optical and Electrical Parameters (TLD=25°C)
| Params | Symbol | Conditions | Min. | Type. | Max. | Unit |
|---|---|---|---|---|---|---|
| Threshold current | Ith | CW | 35 | mA | ||
| Center wavelength | λC | 1064 | nm | |||
| Output fiber optic power | Pf | CW | 20 | mW | ||
| Lorentzian line width* | FWHM | CW | 20 | kHz | ||
| Relative Intensity Noise | RIN | ≥1kHz | -135 | dB/Hz | ||
| Edge Mold Suppression Ratio | SMSR | CW | 60 | dB | ||
| Polarization Extinction Ratio | PER | CW | 20 | dB | ||
| Optical Isolation | ISO | 50 | dB | |||
| TEC Setpoint Temperature | TTEC | CW | 15 | 45 | ℃ | |
| Operating Temperature | To | -20 | 60 | ℃ | ||
| Operating Humidity | % | 5 | 85 | % |
*Determination of Lorentz Line Width Using the Delayed External Heterodyne Method
Typical Lorentz line width (14 kHz)
5. Electrical and Physical Parameters
Dimensions and Electrical Specifications
| Params | Values | Unit |
|---|---|---|
| External Dimensions | L×W×H=101.8×57.20×12.80 | mm |
| Built-in pigtail type | SMF/PMF | |
| Connector | FC/APC | |
| Power Supply | DC 5V/3A | |
| Data Interface | DB9 is defined as shown in the figure above. | |
| Safety Control | Interlock |
