Shenzhen Puhuixin Tecnhnology Co., Ltd.
1×3(1×4) Monolithic Single Mode Coupler

1×3(1×4) Monolithic Single Mode Coupler

PHXFIBER 1x3(1x4) Monolithic Single Mode Coupler is fused by 3 or 4 fibers under heat at the same time. Keep only 1 input fiber and 3 or 4 output fibers as per demands. For 1x3 Monolithic Coupler, the shortest steel tube PHXFIBER can build is 30mm to cater to customers’ special requirements.
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1×3(1×4) Monolithic Single Mode Coupler

Applications of 1×3(1×4) Monolithic Single Mode Coupler

1. Optical communication systems

2. CATV

3. Local Area Networks

4. Testing instruments


Specifications of 1×3(1×4) Monolithic Single Mode Coupler


1×3 SSC

1×3 WBC

1×3 DWC

Operating wavelength (nm)

1310 or 1550

1310 or 1550

1310 and 1550

Operating bandwidth (nm)

±15

±40

±40

Port configuration

1×3

Grade

P

A

P

A

P

A

Typical excess loss (dB)

0.10

0.15

0.10

0.15

0.10

0.15

Insertion Loss (dB)

≤5.4

≤5.7

≤5.6

≤6.0

≤5.8

≤6.2

PDL (dB)

≤0.15

≤0.20

≤0.15

≤0.20

≤0.20

≤0.25

Uniformity (dB)

≤0.8

≤1.2

≤1.0

≤1.4

≤1.2

≤1.5



1×4 SSC

1×4 WBC

1×4 DWC

1×4 TWC

Operating wavelength (nm)

1310 or 1550,others on request

1310 and 1550

1310,1490 and 1550

Operating bandwidth (nm)

±15

±40

±40

1310±40,1490±10,1550±40

Port configuration

1×4

Grade

P

A

P

A

P

A

P

A

Typical excess loss (dB)

0.15

0.25

0.20

0.30

0.30

0.40

0.30

0.40

Insertion Loss (dB)

≤7.0

≤7.4

≤7.1

≤7.4

≤7.2

≤7.5

≤7.2

≤7.5

PDL (dB)

≤0.20

≤0.25

≤0.20

≤0.25

≤0.25

≤0.30

≤0.25

≤0.30

Uniformity (dB)

≤1.0

≤1.4

≤1.2

≤1.6

≤1.4

≤1.8

≤1.4

≤1.8

Directivity (dB)

≥55

Operating temperature (℃)

-40  ~  +85


*The above specification is without connector.

**Other specifications can be made on customer request.


Ordering Information of 1×3(1×4) Monolithic Single Mode Coupler

/

X

XXX

XXXX

XX/XX

X

X

XXX

XX/XX


Grade

Port number

Operating Wavelength

Coupling Ratio

Pigtail Type

Encapsulation steel tube

Fiber Length

Connector


P=Perfect

1×3

1310=1310

01/99

0=250um

3.0×54

1m

FC/UPC


A=Grade A

1×4

1550=1550

02/98

1=900um

4.0x70

1.5m

FC/APC


X=customized


1310,1490 & 1550

03/97

4=others


2m

SC/UPC







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