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  • 超窄线宽（1KHz）单频光纤激光器.jpg

Ultra-narrow linewidth (1KHz) single frequency fiber laser

Classification:

Narrow linewidth laser

The laser adopts a proprietary traveling wave cavity design, with a unique frequency stabilization technology, so that the laser maintains a single longitudinal mode, ultra-low relative intensity noise and phase noise high-performance stable output, the module adopts a proprietary shockproof noise reduction design, with stable low noise control circuit, to ensure the high performance and stable operation of the laser.

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Cheryl Chen
Cheryl Chen
Cheryl Chen
Cheryl Chen
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  • Overview
  • Selection List
  • Product Information(PDF)

    The laser adopts a proprietary traveling wave cavity design, with a unique frequency stabilization technology, so that the laser maintains a single longitudinal mode, ultra-low relative intensity noise and phase noise high-performance stable output, the module adopts a proprietary shockproof noise reduction design, with stable low noise control circuit, to ensure the high performance and stable operation of the laser.

    Main Features Features

    Spectral linewidth less than 1kHz

    High side mode suppression ratio

    High frequency stability, no mode hopping

    low relative intensity noise

     

     

    Application field Applications

    distributed optical fiber sensing

    coherent optical communication

    fiber optic hydrophone

    Lidar

     

    Performance parameters:

     

    Indicators

    Unit

    Typical value

    Center wavelength range

    nm

    1540~1560 optional

    signal-to-noise ratio

    dB

    > 60

    Output power

    mW

    20

    polarization state

    -

    polarization extinction ratio

    dB

    > 25

    degree of polarization

    -

    0.99

    spectral linewidth

    kHz

    1kHz

    Frequency instability

    MHz

    <20 (15min) <100 (long term)

    Relative intensity noise @>1MHz

    dB/Hz

     <-140dB/Hz@1MHz

    phase noise

    dB

    < -130

    Power instability @>3h

    -

    <1%

    Output fiber type

    -

    Power supply

    -

     DC 5V

    Product size

    mm

    120x 80x 25 (module)

    296 x260x89 (benchtop)

     

    Ordering information:

    UNFSRL

    Wavelength (nm)

    Output power (mW)

    Output fiber

    Form of connector

    Module size

    1550

    30

    20

    10

    SMF: Single-mode fiber random polarization output
    PMF: Polarization maintaining fiber, linear bias output

    FC/APC
    FC/PC

    M4：120x80x25

    B = Benchtop

     

    Example: UNFSRL - 1550-20-PMF-FC/APC-M4

  • Model

     

    Operating wavelength:

    Output power:

    Output fiber:

    Form of connector

    Module size

    Ultra-narrow linewidth (1KHz) single frequency fiber laser

    UNFSRL

    1550nm

    30mW

    20mW

    10mW

    SMF: Single-mode fiber random polarization output
    PMF: Polarization maintaining fiber, linear bias output

    FC/APC
    FC/PC

    M4：120x80x25

    B = Benchtop

     

HY-超窄线宽（1KHz）单频光纤激光器（中文版）.pdf

Key words:

Ultra-narrow linewidth (1KHz) single frequency fiber laser

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