Broadband Ultralow-Noise Single-Frequency Fiber Laser

Broadband Ultralow-Noise Single-Frequency Fiber Laser

Supplier
Dlphoton
Category
Laser Modules & Systems
Origin
China

The broadband ultralow-noise single-frequency fiber laser uses a distributed Bragg reflector (DBR) cavity with multidimensional active and passive suppression technologies to produce ultralow relative intensity noise across a broad frequency band. Narrow-linewidth single-frequency output combines high power stability with low intensity noise. It is especially suitable for noise-sensitive applications such as precision coherent detection, distributed fiber sensing and precision interferometry.

Specification Snapshot
Center wavelength
1064 nm
Operating temperature
Min :-20 °C; Max :50 °C
Power consumption
100 W
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Overview

The broadband ultralow-noise single-frequency fiber laser uses a distributed Bragg reflector (DBR) cavity with multidimensional active and passive suppression technologies to produce ultralow relative intensity noise across a broad frequency band. Narrow-linewidth single-frequency output combines high power stability with low intensity noise. It is especially suitable for noise-sensitive applications such as precision coherent detection, distributed fiber sensing and precision interferometry.

Specifications

ParameterValue
Center wavelength1064 nm
Optical Wave ModeTypical : Single longitudinal mode , CW
Output PowerMin :0.05 W; Typical :0.3 W; Max :5 W
LinewidthTypical :1 kHz
Optical signal-to-noise ratioTypical :>60 dB
Relative Intensity Noise [RIN level@100Hz~10GHz]<-150dB/Hz
Relative Intensity Noise [RIN level@10MHz]<-160dB/Hz
Frequency Noise [@1kHz]<100 Hz²/Hz
Output Power adjustment30-100 %
Polarization typeLinear polarization
Polarization Extinction ratio20 dB
Beam quality M²M²<1.2
Operating voltage220 VAC
Operating temperatureMin :-20 °C; Max :50 °C
Storage temperatureMin :-45 °C; Max :80 °C
Output Fiber TypePM980
Output Fiber Length0.6 m
Power consumption100 W
Output Fiber connectorFC/APC, Other optional
Specifications Dimensions733(L)*481(W)*157(H)

Applications

High-precision coherent detection; distributed fiber sensing; precision interferometry

Key Features

Ultra-low noise performance; broadband tunable output; advanced noise suppression technology.

Datasheet

Product Datasheet
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Supplier Information

Dl
Dlphoton
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Zhuhai Donglai Technology Co., Ltd. is an enterprise specializing in the research, development, production and sales of high-performance fiber lasers and equipment, relying on major scientific research platforms such as the Guangdong Provincial Engineering Research and Development Center for High-Performance Fiber Laser Technology and Equipment. The company's technical team originates from the State Key Laboratory of Luminescent Materials and Devices at South China University of Technology, and has over twenty years of continuous in-depth research in the field of single-frequency fiber laser materials and devices, making it a leader in the field of single-frequency fiber laser technology. The company's founding team has undertaken more than 20 national, provincial and ministerial science and technology projects, including the National Key R&D Program, the Ministry of Science and Technology's "973" and "863" projects, and the National Natural Science Foundation of China General Program. The company's main product is single-frequency fiber lasers, which have been widely used in high-energy lasers, fiber sensing, quantum technology, gravitational wave detection, satellite laser communications and other fields. The laser has achieved full localization and complete independent controllability of the devices. The company owns complete independent intellectual property rights and has implemented comprehensive protection of its products by building a patent pool.

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