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1500nm ~ 1600nm TFF DWDM Filter Module For Optical Networks
| Place of Origin | CHINA |
| Brand Name | Honghui |
| Certification | ISO9001 |
| Model Number | Film Thin Filter DWDM |
| Document | dwdm moudle spec.pdf |
1500nm DWDM Module
,Optical Networks DWDM Filter
,1600nm dwdm mux
High-Performance TFF DWDM Filter Module for Optical Networks
Overview of TFF DWDM module and long-distance transmission application
The filter type dense wavelength division multiplexer (TFF type DWDM) module is an optical device based on thin film filter technology, designed specifically for dense wavelength division multiplexing systems. It significantly enhances the capacity of fiber optic communication by simultaneously transmitting multiple optical channels in a single fiber optic cable through precise wavelength selection and multiplexing functions. This module has low insertion loss, high channel isolation, and excellent thermal stability, making it particularly suitable for long-distance fiber optic transmission scenarios such as cross ocean communication, backbone networks, etc. It can effectively extend signal transmission distance, reduce relay station requirements, and lower system operation and maintenance costs.
Product parameter specifications
| Parameter Name | Specification Index |
|---|---|
| Working wavelength range | C-band (1525 nm~1565 nm) or L-band (1570 nm~1610 nm) |
| Channel spacing | 100 GHz (0.8 nm) or 50 GHz (0.4 nm) |
| Insertion loss | ≤ 1.5 dB (typical value ≤ 1.2 dB) |
| Channel isolation | ≥ 35 dB (adjacent channels), ≥ 45 dB (non adjacent channels) |
| Polarization related loss | ≤ 0.1 dB |
| Return loss | ≥ 45 dB |
| Temperature stability | Center wavelength drift within the working range of -5 ° C to+70 ° C ≤ 0.02 nm |
| Fiber type | SMF-28e+single-mode fiber, equipped with FC/APC or SC/APC connectors |
| Standard module for external dimensions | 140 mm x 110 mm x 20 mm (length x width x height) |
| Working humidity | 5%~95% non condensing |
Space adaptability of compact TFF DWDM module
To cope with the limited space of optical network environment, the compact TFF DWDM module adopts high-density integrated design, and the external dimensions can be reduced to 80 mm × 60 mm × 10 mm. This miniaturized design makes it easy to install in narrow spaces such as rack mounted distribution frames and fiber terminal boxes, especially suitable for scenarios such as data center interconnection, metropolitan area network access points, and 5G fronthaul networks. The module achieves maximum space utilization efficiency by optimizing the optical path and mechanical structure while maintaining the same performance indicators, providing an ideal solution for high-density fiber optic cabling.
Signal Quality Optimization of TFF DWDM Module
The TFF DWDM module, with its excellent optical properties, can significantly optimize the signal quality of communication systems. Thin film filter technology ensures precise wavelength control and flat passband response, effectively reducing signal distortion. High channel isolation maximizes the suppression of crosstalk between adjacent channels, while low polarization related loss ensures the stability of signal transmission. These characteristics work together to reduce the system's bit error rate, improve the signal-to-noise ratio, and enable the communication link to maintain reliable performance even in the face of long-distance transmission and complex network environments.
Large scale deployment of high channel TFF DWDM modules
The TFF DWDM filtering module that supports high channel count can achieve multiplexing and demultiplexing of 40, 80, and even higher wavelengths, and a single module can meet the bandwidth requirements of large-scale network deployment. By cascading multiple modules or adopting array design, the system can flexibly expand to hundreds of optical channels, providing massive data transmission capacity for large-scale infrastructure such as cloud computing centers, Internet switching nodes and national backbone networks. This high channel count solution not only improves the overall transmission efficiency and flexibility of the network, but also simplifies the network architecture through device integration, reducing long-term operation and expansion costs.
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