Contact us

Address: NO.1509, Cao An Road, Jiading Distract, Shanghai, 201824,China

Tel: + 86 21 59501579
Fax:+ 86 21 51686821
Email: sales@howelloptic.com

           howelloptic@gmail.com

Singlemode Dual/Three Window Wideband Couplers

Singlemode Dual/Three Window Wideband Couplers

Features

 Application

Low Insertion Loss

Various Coupling Ratio

Compact Size

Long-Haul Telecommunications
CATV Systems & Fiber Sensors

Local Area Network

Performance Specifications

                                               Singlemode Dual/Three Window Wideband Couplers

Grade

P

A

Excess Loss(Typ.)(dB)

0.10

0.15

Max. Insertion Loss(dB)

3.6

3.8

Uniformity(dB)

0.7

1.0

Polarization Sensitivity(dB)

0.10

0.15

Operating Wavelength(nm)

1310/1550±40,1310/1585±40,1310/1490/1550±40 or custom wavelengh 

Coupling Ratio(%)

50/50

Directivity(dB)

≥55

Operating Temperature(℃)

-20~+70

Storage Temperature(℃)

-40~+85

Port Configuration

1X2 or 2X2

Package Dimension(mm)

A ,B,C,D,M,G

Coupling Ratio/ Insertion Loss Conversion Chart 

Coupling Ratio

Insertion Loss

Grade

P

A

40/60

4.7/2.7

5.0/2.9

30/70

6.0/1.9

6.4/2.1

20/80

7.9/1.2

8.5/1.4

10/90

11.3/0.6

12.7/0.8

05/95

14.0/0.45

17.5/0.5

01/99

19~21/0.1~0.2

21.5/0.25

Order Information

FBT

-

-

-

-

-

-

-

-

-

 

Type

Port

Wavelength

Coupling

Fiber

Package

Pigtail

Pigtail

Connector 

 

Type

S=Coupler   A=In-Line Attenuator  W=WDM

Port

0101=1x1, 0102=1x2, ..., 0404=4x4, ..., 0132=1x32, 0232=2x32

Wavelength

98=980, 13=1310, 14=1490, 15=1550
1314=1310&1490, 1315=1310&&1550, 345=1310&1490&1550 85=850, 9815=980&1550, 8513=850&1310

Coupling Ratio (Attenuation or Stage)

01=1/99 or 1dB or 1 Stage, 02=2/98 or 2dB or 2 Stage, 03=3/97 or 3dB or 3 Stage,05=5/95 or 1dB, 10=10/90 or 10dB, 15=15/85  45=45/55 00=equal ratio, X=Others

Fiber Type

1=G652D, 2=G657A, 5=50/125, 6=62.5/125, X=Others

Package Dimension

B1, B2, ..., F, K

Pigtail Type

B=250µm Bare fiber, L=900µm Loose tube, S=2.0mm, R=3.0mm,  0=Adapter

Pigtail Length

05--20=0.5--2.0m, 0=Adapter, X=Others

Connector Type

FU=FC/UPC, FA=FC/APC, SU=SC/UPC, SA=SC/APC,
ST=ST/UPC, LU=LC/UPC, LA=LC/APC, 00=None, X=Others

Package Dimensions (mm)  

 

Pigtail Type

1x1

1x2

2x2

<=9 Ports

<=18 Ports

<=34 Ports

Bare Fiber

/

B1

B1

/

Ф0.9

B2

B2

B5

E

K

F

Ф2.0

B4/D

D

D

Ф3.0

Rack Mount

XU/XG

 

B1

Ф3x50 steel tube

X

Custom Specifies

B2

Ф3x54 steel tube

E

100x80x10 plastic case

B3

Ф3.5x54 steel tube

F

141x115x18 plastic case

B4

Ф5x70 steel tube

K

120x80x18 plastic case

B5

Ф3x60 steel tube

XU

19'' x=1,2,3,4 U Rack Mount

D

90x20x9.5 plastic case

XG

X=1,2,3,4 U LGX box