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Polarization Maintaining Mechanical Adjustable Optical Attenuator

Availability:
Quantity:
  • PM VOA

Description

Polarization Maintaining (PM) Mechanical Adjustable Optical Attenuator is in-line type variable optical attenuator (VOA). It is fiber optic passive attenuator built with polarization maintaining fiber, used in fiber optic to debug optical power performance & optical instrument calibration correction & fiber signal attenuation to ensure the optical power in a stable and desired level in the link without any changes on its original transmission wave.


Features

Compact size

High precision

High stability

Wide attenuation range


Applications

Metro area network

System test

Fiber optics lab use


Specifications

Parameters

P Grade

Working wavelength (nm)

1310/1550

1060/850

Max. insertion loss **

(23℃ all sop) (dB)

0.8

1.0

Attenuation range (dB)

0.8 to 60

1.0 to 60

Extinction Ratio (dB)

Typ.20

Max. PDL (dB)

≤0.5

Min. return loss (input/output) (dB)

≥50

Fiber type

PM Panda Fiber

Connector type

Customization

Max. optical power (mW)

500

Dimensions (mm)

26 x 13 x 8.5

Max. tensile load (N)

5

Working temperature (℃)

-5 to +70

Storage temperature (℃)

-40 to +85

Notes: 1. The PM fiber and connector key are aligned to the slow axis.

2. at 23℃, IL is 0.3dB higher, RL is 5dB and ER is 2dB lower for each connector added.


Package Dimensions


Polarization-Maintaining-PM-Mechanical-Adjustable-Optical-Attenuator-Dimensions


Ordering information

VOA-XX-XX

Fiber Type

Wavelength

Pigtail Jacket

Fiber Length

Fiber Connector

1=SM fiber

2=MMF 50/125

3=MMF 62.5/125

X=Customization

1550=1550nm

1310=1310nm

850=850nm

X=Customization

1=250um bare fiber

2=900mm loose tube

3=2mm cable

4=3mm cable

5=Customization

05=0.5m

10=1m

15=1.5m

X=Customization

NC=non connector

AF=FC/APC

FC=FC/UPC

AS=SC/APC

SC=SC/UPC

AL=LC/APC

LC=LC/UPC

X=Customization


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