1.5μm Ultra-Narrow Line-width Laser Module
u Introduction
CSRayzer’s 1.5μm single frequency narrow linewidth laser utilizes semiconductor DFB chip, with high Q quality Factor the F-P cavity as well as the VBG, through the self-injection locking method to achieve linewidth compression, reduce the phase noise of semiconductor lasers, to achieve compact ultra-narrow linewidth output, with the ultra-low noise driver circuit module, small package size, lower power consumption, better anti-environmental interference ability.
u Features
l Ultra-narrow line width, down to 100 Hz
l Strong anti-environmental interference ability
l Very low long-term frequency drift
l Low Phase Intensity (RIN) Noise
l Stable single frequency operation without mode skipping
l Small size and low power consumption
l PZT FM Optional
l Wavelength range 1510-1590 nm
u Applications
l Coherent communication
l Mid-infrared OPO pump source
l Spectral synthesis
l Physics of cold atoms
l Coherent laser radar
l Holographic imaging
l Precision spectral measurement
l Other scientific research
u Specification
Parameter | Unit | Index |
Center Wavelength | nm | 1535-1590 |
Output Power | mW | 10-30 |
Lorentz linewidth | Hz | ≤100 |
Relative intensity Noise RIN(@10Mhz) | dBc/Hz | -145 |
Side-mode Suppression Ratio | ≥50 | |
Polarization extinction ratio | ≥20 | |
Output Isolation | dB | ≥35 |
＜1.1 | ||
Frequency drift | MHz | ≤50 |
Power Stability RMS(24h) | % | ≤1 |
Wavelength thermal tuning range | nm | 0.5 |
PZT Voltage Input Range | V | -12.5 to 12.5 |
PZT frequency tuning coefficient | MHz/V | 20MHz/V |
Laser operating mode | Single frequency, continuous light | |
Output fiber | PM1550 | |
Connector type | FC/APC or FC/PC | |
Working temperature | °C | -10 to 70 |
Supply Voltage | V | 6-24V |
Type C/RS485 | ||
Pigtail Length | m | ≥0.5 |
Power Consumption | W | 2 |
Dimension | mm | 100*65*20 |
u Ordering information
RZNLD-xxxx-xx-xx-xx-xx
RZLD | Wavelength | Output Power | Output Type | Connector | Line width(Hz) |
RZNLD=Narrow line width
| …nm 1064 1550 … | …mW 5 10 40 … | S-SM PM1550-PM1550
| FA=FC/APC FP=FC/PC … | ≤100Hz |