With the rapid development of network technology, Dense Wavelength Division Multiplexing (DWDM) technology is widely used in fiber optic communication systems, especially for long distance transmission, in order to meet the growing demand of users for high-speed data. With the rapid development of network technology, Dense Wavelength Division Multiplexing (DWDM) technology is widely used in fiber optic communication systems, especially for long distance transmission, in order to meet the growing demand of users for high-speed data. s, and even 5G radio units is gaining traction in the market and has the potential for tremendous growth. But the introduction of host-based coherent pluggable optics raises operational questions, and the lack of seamless, converged operational models for software-configurable plugga ofer the. Corning's dense wavelength division multiplexers (DWDMs) are integrated optical modules that combine, or multiplex, and separate, or demultiplex multiple optical signals of different wavelengths in a single fiber. By utilizing thin-film technology in the development and manufacturing of our DWDM. Fast-track development and deployment of 25G DWDM SFP modules with the PX280 RangeXtender module reference platform. Develop confidently with production-ready hardware and software reference and deploy devices with simplicity and ease. Based on Point2's UltraRangeTM P3A280 EDC SoC, the PX280. Wavelength Division Multiplexing (WDMs) and de-multiplexers combine multiple signals for transport on a single fiber, and separate combined signals for distribution to multiple destinations—increasing the bandwidth available on your existing fiber. The devices has a wide pass band, low insertion loss, high channel isolation and excellent environmental stability.