
The Edge-Coupling Fiber Array Unit is designed for High-Precision optical coupling between fiber arrays and photonic integrated circuits, including silicon photonics, thin-film lithium niobate, InP, glass waveguides, and other Edge-Coupled optical chips. With tightly controlled fiber core positioning, customized End-Face geometry, and flexible mechanical design, the FAU enables stable, Low-Loss, and scalable optical interconnection for High-Speed optical transceivers, coherent modules, CPO/OIO architectures, optical sensing, and advanced photonic packaging.
Key Features
- High-precision fiber core alignment for edge-coupled photonic chips
- Customizable fiber pitch: 127 μm/250 μm/Customer-Specific (1D or 2D)
- Supports SMF, PM fiber, polarization-maintaining fiber arrays, and specialty fibers
- Optional angled polish for back-reflection reduction
- Compatible with SiPh, TFLN, InP, PLC, glass, and other photonic platforms
- Custom mechanical outline for active/passive alignment and automated assembly
- Available with lid glass, V-groove substrate, spacer, stopper, and customized bonding area
- Suitable for High-Density optical I/O and advanced photonic packaging
Applications
- Silicon photonics edge coupling
- Thin-Film lithium niobate modulator coupling
- Coherent optical modules
- 800G/1.6T optical transceivers
- CPO/optical I/O packaging
- Optical engine assembly
- LiDAR optical modules
- Fiber sensing and test systemsMedical and scientific photonic systems
| Parameter | Unit | Value |
| Wavelength | nm | 1310 |
| Fiber Count | — | 8 ch, 16 ch, 32 ch, 40 ch, 80 ch + (Customizable) |
| Max. Connector Insertion Loss | dB | 0.5 |
| Max. Coupling Insertion Loss | dB | 1 |
| Min. Return Loss | dB | 30 |
| Min. PER | dB | 20 |
| Fiber Pitch Spacing | μm | 84 μm, 127 μm, 250 μm (Customizable) |
| Max. Core Pitch Error | μm | ± 1.0 |
| Fiber Type | — | SM (G.657.A1/A2), PM Fiber, RCBI (Reduced-Clad) |
| Termination Connector Type | — | LC, FC, MPO, MMC, ELSFP Connector (Customizable) |
| Operating Temperature | °C | - 40 °C to + 85 °C |
This product belongs to F-tone Networks' optical components product line. For detailed specifications, please contact our sales team. Thank you!
Important Notice:
Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.
The publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.
