OTDR Selection Guide Family Model Pt-to-Pt Network / Fiber Type FTTx PON OTDR Performance Integrated Peripherals MMF/SMF Data Ctr MMF/SMF LAN SMF Core SMF Dark SMF Live SMF Dark SMF live Wavelengths (nm) Dyn(dB)Range EDZ/ADZDeadzone(m) OPM PON OLS OPM VFL M&C-series MMF / SMF LAN / WAN OTDRs M310-25 √ √ √ √ √ √ […]