Special Design for industrial laser module - 940nm 70W Fiber coupled diode laser for pump application – BWT
Special Design for industrial laser module - 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:
Related Product Guide:
We will make just about every exertion for being excellent and perfect, and speed up our actions for standing during the rank of worldwide top-grade and high-tech enterprises for Special Design for industrial laser module - 940nm 70W Fiber coupled diode laser for pump application – BWT , The product will supply to all over the world, such as: Hongkong, Tajikistan, Niger, We have 48 provincial agencies in the country. We also have stable cooperation with several international trading companies. They place order with us and export products to other countries. We expect to cooperate with you to develop a larger market.
By Victor from Costa rica - 2018.06.05 13:10
We are a small company that has just started, but we get the company leader's attention and gave us a lot of help. Hope we can make progress together!
By Octavia from Melbourne - 2017.03.28 16:34
