CoSF-D-TM-M narrow-linewidth single-frequency fiber laser
The Shanghai Hanyu CoSF-D narrow-linewidth single-frequency fiber laser is an independently developed low-noise fiber laser, adopting distributed feedback Bragg grating (DFB) fiber laser technology with independent intellectual property rights, achieving stable linearly polarized, single longitudinal mode, ultra-narrow linewidth single-frequency laser output.
Specification Snapshot
Linewidth
20nm
Power Stability
±1%
Linewidth
kHz
Power Stability
%
Request a Quote
Download Datasheet
Overview
The Shanghai Hanyu CoSF-D narrow-linewidth single-frequency fiber laser is an independently developed low-noise fiber laser, adopting distributed feedback Bragg grating (DFB) fiber laser technology with independent intellectual property rights, achieving stable linearly polarized, single longitudinal mode, ultra-narrow linewidth single-frequency laser output.
Specifications
| Parameter | Value |
|---|---|
| Output Laser Type | CW; single-frequency; single longitudinal mode |
| Output Beam Quality | 1.05 |
| Linewidth | 20nm |
| RIN Peak Frequency | 0.4kHz |
| Relative Intensity Noise Peak (RIN Peak) | -110 |
| Relative Intensity Noise (RIN) @ 10 MHz | -140 |
| Output Polarization Type | Linear polarization |
| Output Polarization Extinction Ratio (PER) | 20dB |
| Wavelength Thermal Tuning | 0.6nm |
| PZT Modulation Frequency | DC |
| Modulation Wavelength Range | >10GHz |
| Output Optical Isolation | 35dB |
| Output Fiber Length | 1m |
| Output Fiber Connector | FC/APC |
| Relative Intensity Noise Peak (RIN Peak) | dBc/Hz |
Applications
• Seed sources for high-power fiber laser systems • LiDAR • Cold atom physics • Laser spectroscopy • Space laser communications • Other scientific research
Datasheet
Product Datasheet
PDF
Supplier Information
Shanghai Connect Fiber Communications Technology Co., Ltd., founded in 2003, is a high-tech enterprise specializing in the R&D and production of laser sources, fiber lasers, fiber amplifiers, and related products. The company has formed four major product series: laser sources, fiber lasers, fiber amplifiers, and fiber Bragg gratings. Products include various wavelength laser sources, single-frequency lasers, high-power fiber amplifiers, single-frequency polarization-maintaining fiber amplifiers, continuous and pulsed fiber lasers, high-power fiber Bragg gratings, phase-shifted gratings, chirped gratings, etc. These products provide innovative solutions for high-performance fiber laser development, LiDAR, fiber sensing, fiber communications, test and measurement, and scientific research. The company is committed to supplying globally leading technologies and products, serving fields such as specialty fibers, fiber laser industrialization, fiber sensing, fiber optic gyroscopes, LiDAR, and industrial laser applications.
Contact Us
Loading...
GetExperimental Plan
Name
Phone
+86
Organization
Use Case

Global Photonics Products
Database Platform
Database Platform
With 16 years of experience, we provide high-quality products and services to universities, research institutes, and industry.
50+ Detailed Categories · 3,000+ Global Brands · 100,000+ Photonics Products
1 Million+
In-depth analysis of professional academic resources in photonics
300,000
ProductsDatasheets Available Free
We will keep your personal information strictly confidential.
Product Quote
+86
* Select the quoting party:
By submitting, you agree to the User Service Agreement and Privacy Policy