Polarization Maintaining Filter Wavelength Division Multiplexer (GK-PMFWDM Series)

Parameter

Unit

Value

Pass Band           Wavelength Range

nm

1950 - 2050

Typ. Insertion Loss

dB

0.6

Max. Insertion Loss

dB

0.8

Typ. Isolation

dB

30

Min. Isolation

dB

25

Reflection Band   Wavelength Range

nm

1560 - 1580

Typ. Insertion Loss

dB

0.6

Max. Insertion Loss

dB

0.8   -   1.3

Typ. Isolation

dB

15

Min. Isolation

dB

12

Min. Return Loss

dB

50

Min. Extinction Ratio

dB

20

Thermal Stability

dB/℃

0.005

Max. Optical Power (Continuous Wave)

mW

300

Max. Tensile Load

N

5

Fiber Type

-

PM 1550 Fiber (all ports)
PM 1550 Fiber for reflect port and
or PM 1950 Fiber (all ports)
PM 1950 Fiber for common & pass
portSMF-28 for R, PM 1550 for C & P

Operating Temperature

℃

-5 to +70

Storage Temperature

℃

-40 to +85

IL is 0.3 dB higher, RL is 5 dB lower, and ER is 2 dB lower for each connector added. Connector key is aligned to slow axis.