Polarization Maintaining Tap Isolator (GK-PMTI Series)

Parameter

Unit

Single Stage Dual Stage

Center Wavelength (λc)

nm

1310, 1480, 1550

Operating Wavelength Range

nm

λc ± 15

Configuration

-

2 × 2

Max. Excess Loss

dB

0.9   1.0

Tap Ratio

%

1 ± 0.2, 2 ± 0.4, 4 ± 0.8, 5 ± 1.0, 10 ± 2.0

Typ. Peak Isolation

dB

40   55

Min. Isolation, λc ± 10 nm,23 ℃,all polarization states

dB

30   45

Min. Extinction Ratio

dB

20

Min. Return Loss

dB

50

Min. Directivity

dB

50

Max. Optical Power (Continuous Wave)

mW

300

Max. Tensile Load

N

5

Operating Temperature

℃

- 5 to + 70

Storage Temperature

℃

- 40 to + 85

Fiber Type

-

SMF-28 or PM Panda Fiber for tap port;
PM Panda Fiber for Input1, Input2 and
Output

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.
The optical pathis aligned to slow axis and fast axis is blocked.