PM Five Fibers Collimator
This polarization-maintaining five-fiber collimator offers multi-channel connectivity with low insertion loss and reliable polarization preservation, featuring a high extinction ratio. Supporting wavelengths from 630nm to 1550nm, it ensures an epoxy-free optical path for consistent performance across all channels.
Ideal for isolators, circulators, WDM systems, and optical sensing applications, the collimator is available with various lens types, working distances, connector options, and fiber lengths to support flexible optical system integration.
Description
| Features | Applications |
| Low Insertion Loss | Isolators |
| Wide pass band | Circulators |
| Low PDL | Switches |
| High stability and reliability | WDM |
| Epoxy free on optical path | Signal processing |
| Optical sensing | |
| VR | |
| Optical fiber slip ring |
| Performance Specifications | ||||
| Parameters | Value | |||
| Wavelength (nm) | 630/780/850/980/1064/1310/1550 | |||
| Insertion Loss (Typ.) (dB) | 0.2 | |||
| Insertion Loss (Max.) (dB) | 0.25 | |||
| Return Loss (dB) | 60 | |||
| Min. Extinction Ratio at 23℃ | 20 | |||
| Beam Diameter (mm) | < 0.5 | |||
| Operating Temperature (°C) | 10℃~＋50℃ | |||
| Storage Temperature (°C) | 0℃~＋85℃ | |||
| Directionality | Fast axis, slow axis | |||
| Optical fiber model | PM630/PM780/PM850/PM980/PM1060/ PM1310/PM1550 | |||
| Polarization Dependent Loss (dB) | ≤0.15 | |||
| Directivity (dB) | ≤0.1 | |||
| Maximum Power Handling (mW) | 300 | |||
| Dimensions (mm) | 2.78*8、3.2*9 | |||
| Ordering Information | |||||||
| Lens Type | Working Distance | wavelength | Fiber Type | Connector | Fiber length | ||
| SCL=C-Lens | 1=1mmWD | 850nm | 1=Bare fiber | FC/PC | 0=0.5m | ||
| SGL=G-Lens | 1=2mmWD | 1310nm | 2=900umLoose tube | FC/APC | 1=1m | ||
| 1=3mmWD | 1550nm | 3=PM630 | SC/PC | 2=2m | |||
| ….. | 980nm | 3=PM780 | SC/APC | ect. | |||
| …. | …… | ect. | |||||
