840 nm Frequency-Converted Laser

840 nm Frequency-Converted Laser

Supplier
Dlphoton
Category
Laser Modules & Systems
Origin
China

The 840 nm frequency-converted laser is a narrow-linewidth near-infrared source developed using efficient, stable conversion technology. A narrow-linewidth fundamental source with frequency doubling/sum-frequency generation provides high-performance 840 nm output, sub-kHz linewidth, excellent power stability and low noise. Free-space collimated and fiber outputs are supported for atomic physics, quantum information, lidar and precision spectroscopy.

Specification Snapshot
Wavelength
840 nm
Output Type
Free-Space Collimated Output / Fiber Output
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Overview

The 840 nm frequency-converted laser is a narrow-linewidth near-infrared source developed using efficient, stable conversion technology. A narrow-linewidth fundamental source with frequency doubling/sum-frequency generation provides high-performance 840 nm output, sub-kHz linewidth, excellent power stability and low noise. Free-space collimated and fiber outputs are supported for atomic physics, quantum information, lidar and precision spectroscopy.

Specifications

ParameterValue
Wavelength840 nm
Linewidth2 kHz/10 kHz/40kHZ
Output Power0.05 W-10 W
Power stability [RMS; @2h]RMS<0.7%@2h
Spot diameter [±0.2 mm]0.9±0.2 mm
Beam quality M²M²<1.1/M²<1.2
Beam Waist Position [@ Relative to the Output Window]<1 m @ Relative to the Output Window
Output TypeFree-Space Collimated Output / Fiber Output

Applications

Atomic physics and quantum information; lidar; fiber-optic sensing; precision measurement; biomedical applications; semiconductor processing.

Key Features

Long-term power stability; ultranarrow linewidth; high beam quality; efficient frequency conversion.

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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