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China Supplier mini laser diode - 940nm 70W Fiber coupled diode laser for pump application – BWT

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China Supplier mini laser diode - 940nm 70W Fiber coupled diode laser for pump application – BWT Detail:

Product Features

BWT, founded in 2003, providing diode laser, fiber laser, ultra-fast laser products and solutions to global customers. We pursue continuous innovation and adhere to independent and controllable advanced processes and technologies. With Beijing headquarters as the core, BWT has successively established production and R&D centers in Jiangsu, Shanghai and Shenzhen, and invested in the construction of intelligent and digital production bases in Tianjin.

In 2020, BWT established a German subsidiary and introduced European quality standards to further build the world’s highest level of technical strength and product quality, taking a solid step towards the internationalization of R&D, production and technological innovation.

Main Features

Wavelength:940nm
Output power: 70W
Fiber core diameter: 105μm
Optical fiber numerical aperture:0.22 NA
Feedback protection:1400nm-1600nm
Applications:
Fiber laser pump source

Instructions for use

- Avoid eye and skin exposure to direct radiation during operation.
-ESD precautions must be taken during storage, transportation and operation.
-Short-circuit is required between pins during storage and transportation.
-Please connect pins to wires by solder instead of using socket when operation current is higher than 6A.

Specifications (25°C) Symbol Unit Minimum Typical Maximum
Optical Data ( 1 ) CW OutputPower Po w 70 - -
Center Wavelength λc nm 940 ±3
Spectral Width(FWHM) △λ nm - 3 6
Wavelength Shift with Temperature △λ/△T nm/°C - 0.3 -
Wavelength Shift with Current △λ/△A nm/A - 0.6 -
Electrical Data Electrical-to-Optical Efficiency PE % - 52 -
Operating Current Iop A - 12 13
Threshold Current Ith A - 1.2 -
Operating Voltage Vop V - 11.2 12.5
Slope Efficiency η W/A - 6.5 -
Fiber Data Core Diameter Dcore μm - 105 -
Cladding Diameter Ddad μm - 125 -
Numeric Aperture NA - - 0.22 -
Fiber Length Lf m - 2 -
Fiber Loose Tubing Diameter - mm 0.9
Minimum Bending Radius - mm 50 - -
Fiber Termination - - None
Feedback Isolation Wavelength Range - nm 1400-1600
Isolation - dB - 30 -
Others ESD Vesd V - - 500
Storage Temperature( 2 ) Tst °C -20 - 70
Lead Soldering Temp Tls °C - - 260
Lead Soldering Time t sec - - 10
Operating Case Temperature( 3) Top °C 20 - 30
Relative Humidity RH % 15 - 75

Product detail pictures:

China Supplier mini laser diode - 940nm 70W Fiber coupled diode laser for pump application – BWT detail pictures


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We've one of the most advanced generation tools, experienced and qualified engineers and workers, recognized good quality manage systems and a friendly skilled product sales workforce pre/after-sales support for China Supplier mini laser diode - 940nm 70W Fiber coupled diode laser for pump application – BWT , The product will supply to all over the world, such as: Azerbaijan, London, Uganda, High output volume, top quality, timely delivery and your satisfaction are guaranteed. We welcome all inquiries and comments. We also offer agency service---that act as the agent in china for our customers. If you are interested in any of our products or have an OEM order to fulfill, please feel free to contact us now. Working with us will save you money and time.
  • Superb technology, perfect after-sales service and efficient work efficiency, we think this is our best choice.
    5 Stars By Cora from Congo - 2018.09.16 11:31
    The manufacturer gave us a big discount under the premise of ensuring the quality of products, thank you very much, we will select this company again.
    5 Stars By Margaret from Adelaide - 2017.10.27 12:12
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