2 μm 4-Port Polarization Maintaining Circulator

Specifications

Parameter

Unit

Type A

Type B

Center Wavelength (λc)

nm

2000

Operating Wavelength Range

nm

λc ± 30

λc ± 20

Typ. Insertion Loss(for Type1), λc , + 23 ℃

dB

1.3

1.2

Max. Insertion Loss(for Type1), - 5 to + 70 ℃, all wavelength range

dB

1.6

1.5

Typ. Insertion Loss(for Type2), λc , + 23 ℃

dB

1.5

1.4

Max. Insertion Loss(for Type2), - 5 to + 70 ℃, all wavelength range

dB

1.8

1.7

Peak Isolation

dB

52

40

Typ. Isolation, λc, + 23 ℃

dB

50

30

Min. Isolation, all wavelength range, + 23 ℃

dB

40

20

Min. Extinction Ratio

dB

18

18

Min. Crosstalk (1 → 3, 2 → 4)

dB

50

Min. Return Loss

dB

55

Max. Optical Power (Continuous Wave)

mw

300

Fiber Type

-

Type1: PM 1550 Panda fiber for all Ports Type2: PM 1950 Panda fiber for all Ports

Max. Tensile Load

N

5

Operating Temperature

℃

- 5 to + 70

Storage Temperature

℃

- 40 to + 85