Techwin China

kHz 1.0µm Narrow Linewidth Single Frequency Fiber Laser

Fiber laser components, Fiber laser modules

The CKSF-R single frequency fiber laser is a kind of ultra-low noise lasers with narrow linewidth in the low kilohertz range which is below 1 kHz. These narrow-linewidth lasers deliver ultra-low phase noise and relative intensity noise, and the side-mode suppression ratio (SMSR) is over 55dB. Besides, high-intensity package is adopted to allow that the fiber laser is applicable to various environments, ensuring stable single longitudinal mode output and free of mode-hops even under changing environmental conditions such as temperature variance, vibrating and impacting, etc. The output power is at mW level, and higher output power can be tailored to your specific needs. The wavelength is available in range of 1010-1120nm.
 
The CKSF-D narrow linewidth single frequency fiber lasers are low-noise fiber laser which is designed with distributed feedback bragg grating type fiber laser technology, achieving stable linear polarization, single longitudinal mode and ultra-narrow linewidth single-frequency laser output. The output optical spectrum linewidth is at kHz level, featuring ultra-low frequency noise and intensity noise. The output power reaches 50mW, and the wavelength is available in range of 1010-1120nm.

1.0µm Narrow Linewidth Single Frequency Fiber Laser, CKSF-R

Features

Applications

1.0µm Narrow Linewidth Single Frequency Fiber Laser, CKSF-D

Features

Applications

Specifications

Parameter Unit Specification
Min. Typ. Max.
Part no. CKLIS-D-YB-M
Center wavelength nm 1010-1120nm
Output power mW - 50 -
Laser emission CW, single frequency & single longitudinal mode
Beam quality M2 < 1.05
Linewidth kHz - 20 -
Relaxation oscillation peak frequency MHz 1.2 - 1.6
Relative intensity noise(RIN) peak dBc/Hz - 105 -105
Relative intensity noise(RIN) at 10MHz dBc/Hz - - -140
SMSR dB - 50 -
Output polarization Linear polarization
PER dB 23 -
Wavelength thermal tuning range nm - 0.8 -
Fast PZT modulation Optional
PZT modulation frequency kHz DC 10 20
Output power stability % ±1
Output isolation dB 35
Operating temperature °C 0 50
Storage temperature °C -20 70
Power supply VDC 5.5-12
Output fiber type PM980-XP
Output fiber length m >0.5
Optical connector FC/APC
Output fiber for monitor Optional
Dimension mm 175(L)x130(W)x30(H)

Low Phase Noise Fiber Laser with Ultra-Narrow Linewidth

Techwin is an expert in developing and manufacturing advanced fiber lasers, including low phase noise fiber laser systems and 1.0 µm seed fiber laser sources for high-precision applications. Our single frequency fiber lasers are designed to deliver ultra-narrow linewidth and stable output performance.

We provide customized laser solutions tailored to your needs, including seed fiber laser sources for fiber amplifiers, coherent detection, and sensing systems. All of our fiber lasers and amplifiers are manufactured under a strict quality management system to ensure reliability and consistency.

We are committed to supporting customers worldwide by delivering high-performance low phase noise fiber lasers with expert service across industrial, scientific, and photonics applications.

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