Description
1310/850nm 1×2 Multimode Filter WDM
1310/850nm 1×2 Multimode Filter WDM (Wavelength Division Mulitplexer) is a fiber component built with thin-film filter technology, it can be used to separate or combine 1310nm and 850nm wavelength signal, it’s widely used in Fiber Laser Systems and Fiber Testing Systems, the high power type is available upon request.
| Application: | Features: |  |
| Fiber Laser | Epoxy Free | |
| Testing System | High Isolation | |
| Optical Diffraction System | Low Insertion Loss | |
| Lab And Research | Optical Path Reversibility |
Specification:
| Parameter | Symbol | Value |
Unit |
| Type | P310 R850 | nm | |
| Pass Band | λ | 1310±50 | nm |
| Reflect Band | λ | 850±50 | nm |
| Max. Insertion Loss @Pass Channel | IL | 0.7 | dB |
| Max. Insertion Loss @Reflect Channel | IL | 0.6 | dB |
| Min. Isolation @Pass Channel | Iso | 30 | dB |
| Min. Isolation @Reflect Channel | Iso | 15 | dB |
| Max. Insertion Loss Temperature Sensitivity | 0.5 | dB | |
| Max. Polarization Dependent Loss | PDL | 0.1 | dB |
| Min. Directivity | 35 | dB | |
| Min. Return Loss | RL | 35 | dB |
| Max. Optical Power (CW) | 500 | mW | |
| Max. Tensil Load | P | 5 | N |
| Fiber Type | 50/125 or 62.5/125 fiber | – | |
| Operating Temperature | T | -5~70 | ℃ |
| Storage Temperature | T | -40~85 | ℃ |
| Package Dimension | Φ5.5×L35 | mm |
| Notice: Above specifications are tested at center wavelength without connector in room temperature @23℃. |
| For devices with connectors, IL will be 0.3dB higher, RL will be 5dB lower. |
Drawing:
Ordering Information (Part Number):
| MFWDM-WWWW/WWWW-FF-J-LL-CC |
||||
| WWWW/WWWW | FF | J | LL | CC |
| Wavelength | Fiber Type On Reflect Port | Fiber Jacket | Fiber Length | Connector |
| 1310/850 – 1310nm Pass, 850nm Reflect | M5 – 50/125 MM Fiber | B – 250um Bare Fiber | 05 – 0.5m | NE – None |
| 850/1310 – 850nm Pass, 1310nm Reflect | M6 – 62.5/125 MM Fiber | 9 – 900um Loose Tube | 08 – 0.8m | FA – FC/APC |
| SS – Specify | 2 – 2mm Loose Tube | 10 – 1.0m | FU – FC/UPC | |
| 3 – 3mm Loose Tube | 15– 1.5m | SA – SC/APC | ||
| 20 – 2.0m | SU – SC/UPC | |||
| LA – LC/APC | ||||
| LU – LC/UPC | ||||
| SS – Specify | ||||
Example: MFWDM-1310/850-M5-9-10-FU is the PN for 1310/850nm 1×2 MM Filter WDM, 1.0m 50/125 MM fiber, FC/UPC
