Optical Isolator

Parameters

Unit

Performance Spec

Single Stage

Dual Stage

Isolation (wavelength ±20nm, 23°C)

dB

≥30

≥45

Isolation (wavelength±20nm, 0 ~ 70°C)

dB

≥22

≥32

Insertion Loss (wavelength + 20nm, 23°C)

dB

≤0.3

≤0.4

Insertion Loss (wavelength + 20nm, 0 ~ 70°C)

dB

≤0.5

≤0.6

Polarization Dependent Loss

dB

≤0.1

≤0.1

Polarization Mode Dispersion

ps

≤0.25

≤0.05

Return Loss

dB

≥50

≥55

Operating Wavelength Range

nm

1310/1480/1550/1600 (+/-20nm)

Maximum Optical Power

mw

500

Fiber Type

-

SMF-28e⁺

Dimension

Regular, Bare Fiber

(soldering tech)

mm

φ5.5x30.5

Mini, Bare Fiber

(all glue tech)

Φ3x28