Fixed Competitive Price fiber laser pumping - 940nm 70W Fiber coupled diode laser for pump application – BWT
Fixed Competitive Price fiber laser pumping - 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:
Our business puts emphasis over the administration, the introduction of talented staff, plus the construction of employees building, striving hard to boost the standard and liability consciousness of staff members. Our corporation successfully attained IS9001 Certification and European CE Certification of Fixed Competitive Price fiber laser pumping - 940nm 70W Fiber coupled diode laser for pump application – BWT , The product will supply to all over the world, such as: Philadelphia, Muscat, Burundi, we have 8 years experience of production and 5 years experience in trading with the customers all over the world. our clients mainly distributed in the North America, Africa and Eastern Europe. we can supply high quality products with the very competitive price.
By Bernice from Cyprus - 2017.12.19 11:10
We have been looking for a professional and responsible supplier, and now we find it.
By Nancy from Cambodia - 2017.11.11 11:41
