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

Mini Size Wide Band Coupler (WBC)

?LightComm uses bandwidth expanding techniques (asymmetric techniques) to build the wide band coupler (WBC). The WBC has an operating bandwidth of ±40nm, low excess loss and PDL.

The mini size WBC is designed for the compact optical modules and communication systems.


Features

§?Mini size?

§Low excess loss?

§Low PDL and low WDL

§High stability and reliability


Applications

§??Mini size EDFA

§??Mini size transmitter/receiver?module

§??Optical communication systems

§??Testing instruments?



  • Details
  • Picture

Mini Size Wide Band Coupler.pdf


Specifications

Parameter

Mini Size Wide Band Coupler (WBC)

Operating ? wavelength (nm)

1310 ? or 1550, others on request

Operating ? bandwidth (nm)

±40

Package ? size (Ф×L) mm

Ф3.0/Ф2.4×30

Ф2.4×25

Grade

P

A

P

A

Typical excess loss (dB)

0.10

0.15

0.15

0.25

Insertion loss (dB)

50/50

≤3.50

≤3.70

≤3.60

≤3.80

40/60

≤4.50/2.70

≤4.80/2.90

≤4.60/2.80

≤4.90/3.00

30/70

≤5.80/2.00

≤6.10/2.10

≤5.90/2.10

≤6.30/2.20

20/80

≤7.70/1.25

≤8.00/1.30

≤7.8/1.30

≤8.20/1.40

10/90

9.55~ 10.85/≤0.70

9.25~ 11.15/≤0.85

9.60~ 10.90/≤0.75

9.30~ 11.20/≤0.85

5/95

12.40~ 14.00/≤0.45

12.10~ 14.35/≤0.55

12.45~ 14.05/≤0.5

12.15~ 14.40/≤0.55

3/97

14.50~ 16.35/≤0.35

14.10~ 16.75/≤0.45

14.55~ 16.40/≤0.40

14.15~ 16.80/≤0.45

2/98

16.15~ 18.25/≤0.30

15.65~ 18.70/≤0.35

16.20~ 18.30/≤0.35

15.70~ 18.75/≤0.40

1/99

19.05~ 21.35/0.25

18.55~ 21.85/0.30

19.10~ 21.40/0.30

18.60~ 21.90/0.35

PDL (dB)

≤0.1

≤0.15

≤0.1

≤0.15

Directivity ? (dB)

≥50

Operating ? temperature (℃)

-40?~?+85

Configuration

1×2 ? or 2×2

Fiber ? lead length

1 ? meter, others on request

*The above specification is without connector.

*Other specifications can be made on customer request.

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