Fiber Optic Polarization Maintaining Isolator with High Extinction Ratio

                          Type

Parameter

Unit

Single Grade

Dual Grade

-

P

A

P

A

Center Wavelength

nm

1310,1480, 1550

Operating Wavelength Range

nm

±20

Peak Isolation

dB

42

40

58

55

Isolation @ 23℃

dB

≥28

≥26

≥48

≥45

Typ. Insertion Loss @23°C

dB

0.4

0.5

0.5

0.6

Insertion Loss @-5 ~ +70 °C

dB

≤0.55

≤0.65

≤0.65

≤0.80

Extinction Ratio

 @23°C

Type B (Both of axis working)

dB

≥28

≥26

≥28

≥26

Type F (Fast axis blocked)

dB

≥30

≥28

≥30

≥28

Return loss

dB

≥50

Power handling

mW

≤300

Fiber Type

-

PM1310 Panda Fiber,PM1550 Panda Fiber,

Operating temperature

°C

0~+70

Storage temperature

°C

-40 ~+85

Package Dimensions

mm

Φ5.5±0.2xL35±1 (P1)