Products> Fused Optical Fiber Components>Single Mode Coupler/WDM

1×2(2×2) Mini Size WDM

The function and the performance of the mini size WDM couplers are the same as the regular WDM couplers. These mini size WDM couplers are widely used in EDFA modules and communication systems.


Key Features

§  Mini size

§  High isolation

§  Low PDL

§  Low excess loss

§  High stability and reliability


Applications

§  EDFA modules

§  WDM systems

§ Testing instruments


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1x2(2x2) Mini Size WDM.pdf


Specifications

Type

Parameter

980/1550 WDM

980/1590 WDM

1310/1550 WDM

Operating wavelength (nm)

980 and 1550

980 and 1590

1310 and 1550

Operating bandwidth (nm)

±10/20

±10/20

±15

Package dimensions (Ф×L) (mm)

Ф2.4/3.0×30, Ф2.4×25

Ф2.4×30

Grade

P

A

P

A

P

A

Insertion loss (dB)

≤0.25

≤0.35

≤0.25

≤0.35

≤0.25

≤0.35

Isolation (dB)

≥20

≥18

≥20

≥18

≥17

≥16

PDL (dB)

≤0.08

≤0.12

≤0.08

≤0.12

≤0.08

≤0.12

Fiber lead length

0.8 meter, others on request

1 meter, others on request

Directivity (dB)

≥55

Operating temperature ()

-40 ~ +85

Configuration

1×2 or 2×2

* The above specification is without connector

*Other specifications can be made on customer request.