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1.0 μm Industrial Single-Frequency Seed Laser

The core enabling technology of the company’s 1.0 μm laser is highly doped specialty fiber. Based on this specialty fiber material, a centimeter-scale single-frequency laser resonator is constructed, enabling kilohertz-level spectral linewidth output while effectively preventing mode hopping.

Through optimized circuit design, the laser achieves high frequency stability and low intensity noise. In addition, the resonator incorporates special temperature-control protection and shock- and vibration-resistant design, ensuring stable operation even under harsh external environmental conditions.

Product Features

  • Ultra-narrow linewidth

  • Mode-hop-free operation

  • No burst noise

  • High side-mode suppression ratio (SMSR)

  • Low relative intensity noise (RIN)

  • Excellent vibration resistance and wide operating temperature tolerance

Typical Applications

  • Gravitational wave detection

  • Fiber optic sensing

  • Laser radar (LiDAR)

  • Coherent communication

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Technical ParameterUnitSpecification
MinTypicalMax
Wavelength Rangenm980-1120
Laser Mode/Single Longitudinal Mode, Continuous Wave
Output PowermW50
LinewidthkHz30
Optical Signal-to-Noise RatiodB60
Relative Intensity Noise (5M)dBc/Hz-130
Output Power Stability%RMS <0.2 / P-P <1
Output Power Adjustment%10-100
Wavelength Thermal Tuning Rangenm0.6
Polarization Type/Linear Polarization
Polarization Extinction RatiodB20
Beam QualityM²M² <1.05
Operating VoltageVDC12 or other
Power ConsumptionW8
Operating Temperature℃-1045
Storage Temperature℃-4070
Output Fiber Type/PM980
Output Fiber Lengthm0.6, customizable
Output Fiber Connector/FC/APC, other options available
Dimensionsmm175 (L) × 140 (W) × 25 (H)

The core enabling technology of the company’s 1.0 μm laser is highly doped specialty fiber. Based on this specialty fiber material, a centimeter-scale single-frequency laser resonator is constructed, enabling kilohertz-level spectral linewidth output while effectively preventing mode hopping.

Through optimized circuit design, the laser achieves high frequency stability and low intensity noise. In addition, the resonator incorporates special temperature-control protection and shock- and vibration-resistant design, ensuring stable operation even under harsh external environmental conditions.

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