Parameter

Single-stage

Two-level

Operating  wavelength range (nm)

1530~1565

Dual channel operating range (nm)

1450~1490

Isolation (dB) ( 1550±15nm, @RT, and all SOP)

>31

>45

Wavelength isolation (dB) (1 to 3 @ l signal)

>15

Wavelength isolation (dB) (1 to 2 or 2 to 1 @ l pump)

>25

Insertion loss (dB)

Single channel

< 0.8 (Typ. 0.6)

< 1.0 (Typ.0.8)

Pump Channel

< 0.6(Typ. 0.4)

Temperature dependent loss (dB)

< 0.25

< 0.3

Wavelength dependent loss (dB)

< 0.4

< 0.5

Return loss (Min.) (dB)

< 55

Insertion loss temperature stability (dB/°C)

< 0.003

Polarization dependent loss (dB)

< 0.1(Typ. 0.05)

Polarization dispersion (ps) (Low PMD Option)

< 0.25(0.05)

< 0.05