... 70 - 106kPa9) Standard working wavelength: 850nm, 1,310nm, 1,550nm10) Connector loss: ≤0.5dB11) Back wave loss:a) PC: ≥40dBb) UPC ... level requirements of GB4208 standard, thus, it is suitable for outdoor distribution.2.It is the combination of three functions, namely optical ... pressure: 70~106Kpa;5.Standard working wavelength: 850nm 1310nm 1550nm6.Connector loss: ≤0.5dB7.Backwave loss: PC≥40dB,UPC≥50dB, ...