Solid-state laser pump source 888nm-120W VBG with L9 packaging
Product Features:
With more than 20 years of fiber coupling technology and more than 10 years of wavelength locking technology, BWT provides professional solid-state laser pump source products for domestic and foreign customers, covering a variety of products with different specifications at 808nm, 878.6nm, and 888mn. It is applied to various solid-state lasers and ultra-fast laser pump sources, and the product performance has been widely recognized by users at home and abroad.
BWT’s solid-state pump can be installed for ultrafast lasers, providing a strong core technology guarantee for stable applications of ultrafast lasers such as laser marking, cutting and drilling of special materials, etc.
Main Features
Wavelength：88nm
Output power: 120W
Fiber core diameter: 200μm
Optical fiber numerical aperture：0.22
Feedback protection: 1020nm-1200nm
Instructions for use
- Laser diode must be used according to the specifications.
- Laser diode must work with good cooling.
- Operation temperature ranges from 20℃ to 30℃ .
- Storage temperature ranges from -20℃ to +70℃.
PRODUCT PARAMETERS
| Specifications (25°C) | Symbol | Unit | Minimum | Typical | Maximum | |
| Optical Data(1) | CW OutputPower | Po | w | 20 | - | - |
| 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 | - | 3.2 | 3.6 | |
| Slope Efficiency | η | W/A | - | 1.8 | - | |
| Fiber Data | Core Diameter | Dcore | μm | - | 105 | - |
| Cladding Diameter | Ddad | μm | - | 125 | - | |
| Numeric Aperture | NA | - | - | 0.22 | - | |
| Fiber Length | Lf | m | - | 1 | - | |
| 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 Temperature⑵ | Tst | °C | -20 | - | 70 | |
| Lead Soldering Temp | Tls | °C | - | - | 260 | |
| Lead Soldering Time | t | sec | - | - | 10 | |
| Operating Case Temperature(3) | Top | °C | 15 | - | 35 | |
| Relative Humidity | RH | % | 15 | - | 75 | |