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| Categories | High Power Diode Lasers | 
|---|---|
| Place of Origin: | China | 
| Brand Name: | BWT | 
| Model Number: | K445FGRFN-200.0W | 
| Certification: | ISO9001 | 
| MOQ: | 1 Piece/Pieces | 
| Delivery Time: | 4-8weeks | 
| Payment Terms: | T/T | 
| Supply Ability: | 100,000/year | 
| Output Power: | 2000W | 
| Wavelength: | 445nm | 
| Fiber bundle diameter: | 200µm | 
| Numerical aperture: | 0.22N.A | 
| Company Info. | 
| BWT Beijing Ltd. | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
Features:
445nm wavelength
200W output power
200µm fiber core diameter
0.22N.A.
Cooling mode: water cooling
Applications:
Material Processing
3D Printing
Specifications(25℃)  | Symbol  | Unit  | K445FGRFN-200.0W | |||
| Minimum | Typical | Maximum | ||||
| Optical Data | CW-Output Power | P | W | 200 | - | - | 
| Number of submodules | - | - | - | 8 | - | |
| Submodule CW Output Power | Po | W | - | 25 | - | |
| Center Wavelength | λc | nm | 445±10 | |||
| Spectral Width (FWHM) | △λ | nm | - | 6 | - | |
| Wavelength Shift with Temperature | △λ/△T | nm/℃ | - | 0.1 | - | |
| Wavelength Shift with Current | △λ/△A | A/℃ | - | 1 | - | |
| Electrical Data | Electrical-to-Optical Efficiency | PE | % | 23 | - | |
| Threshold current | lth | A | - | 0.3 | - | |
| Operating current | lop | A | - | 2.5 | 2.8 | |
| Operating voltage | Vop | V | - | 44 | 50 | |
| Slope Efficiency | η | W/A | - | 10 | - | |
| Power Supply Mode | - | - | 8 modules | |||
Fiber Data  | Core diameter | Dcore | μm | - | 200 | - | 
| Cladding diameter | Dclad | μm | - | 220 | - | |
| Numeric aperture | NA | NA | - | 0.22 | - | |
| Fiber length | Lf | m | - | 2 | - | |
| Fiber Loose Tubing Diameter | - | μm | 3mm Stainless Steel | |||
| Minimum Bending Radius | - | mm | 88 | - | - | |
| Fiber termination | - | - | - | SMA905 | - | |
| Thermistor | - | Rt | (KΩ)/β(25℃) | 10±3%/3450 | ||
| Others | End of Life Current | Ieol | A | - | - | 3.0 | 
| End of Life Power | Peol | W | 16 | - | - | |
| ESD | Vesd | V | - | - | 500 | |
| Storage temperature | Tst | ℃ | -20 | - | 70 | |
| Lead Soldering Temp | Tls | ℃ | - | - | 260 | |
| Lead Soldering Time | t | sec | - | - | 10 | |
| Operating case temperature | Top | ℃ | 15 | - | 30 | |
| Relative Humidity | RH | % | 15 | - | 75 | |
                                 
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