PM WDM Fused Coupler – 980-1550, 1064-1550 nm

Description 

Fused Polarization Maintaining (PM) Wavelength Division Mulitplexer (WDM) is based on fused biconical taper (FBT) technology. It provides wavelength division multiplexing while maintaining signal polarization with high extinction ratio.

Features

Low Insertion Loss

High Isolation & High ER 

High stability and reliability

Applications

Amplifier

 Fiber laser

 

Technical Paremeter

Type

Parameter

980/1550

1064/1550

Operating wavelength (nm)

980 and 1550

1064 and 1550

Operating bandwidth (nm)

±10/15

±10/15

Insertion loss (dB)

Pump Port

≤0.5

≤0.5

Signal Port

≤0.7

≤0.7

Isolation (dB)

≥18

≥20

Extinction Ratio(dB)

≥18

≥18

Directivity (dB)

≥55

Operating temperature ()

-40 ~ +85

Package Information

Configuration

1×2 or 2×2

Fiber length

0.8m, others on request

Fiber Type

PM 980

Pigtail type

250μm bare fiber

900μm loose tube

900μm/2mm/3mm loose tube

Dimensions(mm)

φ3.0×54

φ3.0×70

90×16×9

Dimensions:

blob.png

Ordering Information

PMWDM

Wavelength

Port

Pigtail Type

Fiber Type

Length

Connector

Package

980/1550

1064/1550

1×2 2×2

250=250um

bare fiber 900=900um

5=Panda fiber

0.8= 0.8m

X:other

NE=None

FA=FC/APC FC=FC/UPC

3×54

 

….

loose tube

SA=SC/APC

3000=3mm

SC=SC/UPC

loose tube

LC=LC/UPC

XX=Other