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Polarization Maintaining Tap Isolator WDM Hybrid(PMTIW)

The Polarization Maintaining Tap Isolator WDM Hybrid is designed, which integrates functions of tap coupler, WDM and isolator. This device is characterized with low IL, high return loss, high extinction ratio and excellent environmental stability and reliability. They are ideal for polarization maintaining fiber amplifiers, fiber lasers, high speed communication system and instrumentation applications.


Key Features:

*  High isolation

*  Low insertion loss

*  Excellent stability and reliability

*  High power handling


Applications:

* Fiber lasers

* Fiber amplifier

* Fiber Sensors

* Communications

  • Details
  • Picture

PM Tap Isolator WDM Hybrid(PMTIW ).pdf(doc:033)


Specifications:

Parameter

Unit

PM Tap Isolator   WDM Hybrid

Single stage

Dual stage

Signal wavelength range

nm

1530~1565

Signal tap ratio

%

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

Excess loss   (only for signal port)

dB

≤1.2

≤1.3

Extinction ratio   (only for signal port)

dB

≥20(Type   B)    ≥23(Type F)

Min. signal isolation. @23

dB

≥30

≥46

Reflection band wavelength range

nm

960~990 (or 1460~1490)

IL over reflection band (ReflectàCommon)

dB

≤0.6

Return loss

dB

≥50

Directivity

dB

≥50

Handling power

mW

≤300

Fiber type

/

PM fiber for common & pass   port; PM fiber or   SM fiber for Tap and reflect port.

Operating temperature

°C

-5 to 70

Storage temperature

°C

-40 to 85

Dimensions

mm

Ф5.5× L38

*Type B: Both axis working, Type F: for Fast axis blocked.

* IL is 0.3dB (1310~1550nm) or 0.5dB (980~1064nm) higher, RL is 5dB lower and ER is 2dB lower for each

connector added. The default connector key is aligned to slow axis.