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Ultra-low Noise Narrow Line Width Fiber Laser (LC2140)

LC2140 is a ultra-low noise narrow line width fiber laser. It uses an ultra-compact short-cavity structure design, thus avoiding the phenomenon of mode skipping and achieving a single longitudinal mode output with ultra-narrow line width.

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Product Description

LC2140 is a ultra-low noise narrow line width fiber laser. It uses an ultra-compact short-cavity structure design, thus avoiding the phenomenon of mode skipping and achieving a single longitudinal mode output with ultra-narrow line width. The laser uses nonlinear saturation amplification effect plus feedback mechanism to achieve a wide frequency band suppression technology close to the quantum noise limit (-152.9dB/Hz) from 0.8KHz to 50MHz, which is specially tailored for users who need ultra-low noise narrow line width lasers.

  • Ultra-low noise
  • Mode-hop free
  • Nonlinear saturation amplification effect plus feedback mechanism
Technical Specifications
ParametersMinTypMax
Center Wavelength980-1120nm &1530-1565nm (Optional)
Laser EmissionSingle longitudinal mode, continuous wave
Output Power/100mw2000mw
Polarization TypeLinear or random polarization (Optional)
Polarization Extinction Ratio>20dB (polarization-maintaining)
Beam Quality<1.05M2
Line Width1kHz (optional)3kHz/
Frequency Stability/20MHz/
Phase Noise<-120dB rad/rt (Hz)
Frequency Noise
Relative Intensity Noise<-150dB/Hz @ ≥3MHz
Side-mode Suppression Ratio55dB60dB/
Signal to Noise Ratio/60dB/
Output Optical Isolation50dB//
Output Power Stability0.5%@10minute, 1%@8hours
Output Power Adjust10%/100%
Wavelength Thermal Tuning/
Power Supply220V
Operating Temperature-5℃/50℃
Storage Temperature-25℃/60℃
Output Fiber TypePM1550/SMF-28 and PM980/Hi1060
Output Fiber Length0.8m
Output Fiber ConnectorsFC/APC, Other optional

Ordering Information:

Meter Serial NumberWavelength RangePolarization TypeLine WidthConnectors
LC2140980-1120nm
1530-1570nm (Optional)
P=Linear polarization
R=Random polarization
1=1kHz
3=3 kHz (Optional)
FA=FC/APC
C=Collimator
B=Bare fibre

E.g.: LC2140-980-P-1-FA

Contact Us
  • Tel.: +86 18782807883
  • E-mail: maggie@szoscom.com
  • Whatsapp: +86 18782807883
  • Add.:Room 1510, Building 5, Nam Tai Inno Park, Tangwei Community, Fenghuang Street, Guangming District, Shenzhen City, Guangdong Province, China
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