When goes to next generation PON(Passive Optical Network), there are so many platform are discussed, 50G-PON, 25G-PON, 25/50G EPON, NG-PON2. The question is that, when design the Coexistence WDM， which is named WDM1R or WDM-PON also, the wavelength definition in standard is a must knowledge.
Table1, Summary of Multi PONs Key Information
Figure1, Spectrum of Multi PONs
This information was edited in June 2023, any corrections and suggestions, as well as subsequent updates, are welcome to forward and feedback.
For more information, visit Etern Optoelectronics website: https://www.szetern.com, or email to: sales@szetern.com