Product Features
BWT solid-state laser pump series fiber-coupled semiconductor laser wavelengths include: 878.6nm, 888nm, and can also meet customer's customized wavelength requirements; power range: 5W-170W; Working voltage 10.5V (typ.) and working current 12.5A (typ.). This series of products has excellent wavelength locking performance and is a solid-state pump with excellent stability and reliability. 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.Main Features
Wavelength：878.6nm Output power: 65W Fiber core diameter: 200μm Optical fiber numerical aperture：0.22 Feedback protection: 1020nm-1200nm Applications: Solid-state laser pump sourceInstructions for use
- Make sure the fiber output end is properly cleaned before operation of laser. Follow safety protocols to avoid injury when handling and cutting the fiber. - Use constant current power supply to avoid surge current during operation. - 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℃. Minimum Order Quantity: 1 Piece/Pieces Delivery Time: 2-4weeks Payment Terms: T/TK878BNLRN-65.00W
| Specifications (25°C) | Symbol | Unit | Minimum | Typical | Maximum | |
| Optical Data ( 1 ) | CW OutputPower | Po | w | 65 | - | - |
| Center Wavelength | λc | nm | 878.6±1 | |||
| Spectral Width(FWHM) | △λ | nm | - | 0.5 | - | |
| Wavelength Shift with Temperature | △λ/△T | nm/°C | - | 0.03 | - | |
| Electrical Data | Electrical-to-Optical Efficiency | PE | % | - | 48 | - |
| Operating Current | Iop | A | - | 13 | 14 | |
| Threshold Current | Ith | A | - | 1.8 | - | |
| Operating Voltage | Vop | V | - | 10.5 | 11.5 | |
| Slope Efficiency | η | W/A | - | 5.5 | - | |
| Fiber Data | Core Diameter | Dcore | 卩m | - | 200 | - |
| Cladding Diameter | Ddad | 卩m | - | 220 | - | |
| Numeric Aperture | NA | - | - | 0.22 | - | |
| Fiber Length | Lf | m | - | 1.5 | - | |
| Minimum Bending Radius | - | mm | 88 | - | - | |
| Fiber Termination | - | - | SMA905 | |||
| Feedback Isolation | Wavelength Range | - | nm | 1020-1200 | ||
| 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 | |