Multimode Fibre Coupler 2X2

Features

Low excess loss &low IL 

Broad Operating Band 

High stability and reliability

Applications

Multi-mode fiber communication systems 

Testing instrument 

Optical fiber sensors

 

Technical Paremeter

Grade

Parameter

P

A

Operating wavelength (nm)

850 or 1310, 850/1310

Operating bandwidth (nm)

±40

Typical excess loss (dB)

0.4

0.7

 

 

 

Insertion loss (dB)

50/50

≤3.7/3.7

≤4.0/4.0

40/60

≤4.7/2.7

≤5.0/3.0

30/70

≤6.0/2.1

≤6.3/2.4

20/80

≤7.8/1.4

≤8.1/1.7

10/90

≤11.2/0.9

≤11.6/1.2

5/95

≤14.5/0.7

≤15.0/1.0

2/98

≤18.6/0.6

≤19.4/0.9

1/99

≤22.0/0.5

≤22.8/0.8

Uniformity (50/50) (dB)

≤0.5

≤0.8

Directivity (dB)

≥40

Operating temperature ()

–40 +85

Configuration

1×2 or 2×2

Fiber length

1m, others on request

Fiber Type

50/125,62.5/125, 105/125um, 200/220um, 200/240nm

Pigtail type

250μm bare fiber

900μm loose tube

900μm/2mm/3mm loose tube

Dimensions(mm)

φ3.0×54 or

φ3.0×40

φ3.0×54

φ3.0×56

90×14×8.5 or

90×16×9

Ordering Information

CP

Wavelength

Grade

Port

Type

Wavelength

(nm)

Couplin

g Ratio

Pigtail Type

Fiber Type

Lengt

h

Connector

Packa

ge

S= Single mode standard coupler W=Wide  band coupler

D=Dual window coupler

T=Three Window coupler M=Multimode

fiber Coupler

P A

1×2 2×2 1×3 1×4 1×5

…..

532

633

780

850

980

1064

1310

1550

1310/1550

1260~1620

1/99

2/98

3/97

…… 50/50

250=250um

bare fiber 900=900um

loose tube 2000=2mm

loose tube 3000=3mm

loose tube

1=SMF-28e

2=50/125

3=62.5/12.5

4=HI1060FLE X

5=Panda fiber 6=RC Fiber 7=Others

1=

1m X:oth er

NE=None FA=FC/APC FC=FC/UPC SA=SC/APC SC=SC/UPC LC=LC/UPC LA=LC/APC MU=MU/UP C

XX=Others

3×54

3×40

….