Description
2×1 Multimode Pump Combiner
2×1 Multimode Pump Combiner is a fiber passive component which can be used in coupling input pump laser with high coupling efficiency, it’s widely used in fiber laser system and Fiber Amplifier System, the pump combiner can be 2×1, 3×1, 4×1, 7×1, 19×1 configuration, the fiber can be customized upon request.
| Application: | Features: | ![]() |
| Fiber Laser | High Coupling Efficiency | |
| Fiber Amplifier | High Power | |
| Quantum Optics | RoHs Compliant | |
| Lab And Research | High Reliability |
Specification:
| Parameter | Symbol | Value | Unit |
| Operating Wavelength | λ | 400-1000 | nm |
| Input Fiber | 105/125 0.12NA, 0.15NA or 0.22NA, 135/155 0.22NA, 200/220 0.22NA |
– | |
| Output Fiber | 105/125 0.22NA, 200/220 0.22NA, 220/240 0.22NA 400/440 0.22NA, 600/660 0.22NA, X/125 DCF, X/250 DCF, X/400 DCF |
– | |
| Min. Pump Efficiency | 90~96 | % | |
| Max. Optical Power Per Pump Input (CW) | P | 0.5, 5, 10, 25, 50 or specify | W |
| Min. Return Loss | RL | 35 | dB |
| Operating Humidity | 5~95 | %RH | |
| Operating Temperature | T | 0~75 | ℃ |
| Storage Temperature | T | -40~85 | ℃ |
| Package Dimension | 70x12x8 | mm |
| Notice: Above specifications are tested at center wavelength without connector in room temperature @23℃. |
| Pump and signal combiners are default without connector, bare fiber, if special request please contact us to confirm. |
Drawing:

Ordering Information (Part Number):
| MMPC-WWW-CCC-HH-FFF/FFF-FFF/FFF-LL |
|||||
| WWW | CCC | HHH | FFF/FFF | FFF/FFF | LL |
| Wavelength | Configuration | Handling Power (Per Pump Input) |
Input Pump Fiber Type | Output Fiber Type | Fiber Length |
| 405 – 405nm | 201 – 2×1 | Z5 – 500mW | 105/125 – 105/125um | 105/125 – 105/125um | 05 – 0.5m |
| 450 – 450nm | 301 – 3×1 | 05 – 5W | 135/155 – 135/155um | 200/220 – 200/220um | 08 – 0.8m |
| 650 – 650nm | 401 – 4×1 | 10 – 10W | 200/220 – 200/220um | 220/240 – 220/240um | 10 – 1.0m |
| 793 – 793nm | 701 – 7×1 | 25 – 25W | SSS/SSS – Specify | 400/440 – 400/440um | 15– 1.5m |
| 915 – 915nm | 191 – 19×1 | 50 – 50W | 600/660 – 600/660um | 20 – 2.0m | |
| 940 – 940nm | SS – Specify | X/125 – X/125um DCF | SS – Specify | ||
| 975 – 975nm | X/250 – X/400um DCF | ||||
| 980 – 980nm | X/400 – X/400um DCF | ||||
| SSS – Specify | SSS/SSS – Specify | ||||
Example: MMPC-980-201-10-105/125-200/220-10 is the PN for 980nm 2×1 Multimode Pump Combiner, 10W per pump input, 105/125um Input Pump Fiber, 200/220um Output Fiber, 1.0m fiber length
