Features
l Low Excess Loss
l Various Coupling Ratio
l Compact Size
Applications
l Long-haul
l Telecommunications
l CATV Systems & Fiberoptic
l Sensors
l Local Area Network
Performance Specifications
|
Singlemode Dual Window Wideband Couplers
|
|
Grade
|
P
|
A
|
|
Coupling Ratio (%)
|
50/50
|
50/50
|
|
Excess Loss (Typical) (dB)
|
0.07
|
0.1
|
|
Maximum lnsertion loss (dB)
|
3.6
|
3.8
|
|
Uniformity (Max.) (dB)
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0.7
|
1.0
|
|
Polarization Sensitivity (dB)
|
0.10
|
0.15
|
|
Operating Wavelength (nm)
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1310 / 1550 ± 40, 1310*1585 ± 40, or custom wavelength
|
Coupling Ratio/insertion Loss Conversion Chart
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Coupling Ratio
|
lnsertion Loss
|
|
|
Premium
|
A Grade
|
|
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
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8.5/1.4
|
|
10/90
|
11.3/0.5
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12.0/0.8
|
|
5/95
|
14.0/0.35
|
14.6/0.43
|
|
1/99
|
22.5/0.25
|
23.0/0.35
|
|
|
|
Coupling Ratio(%)
|
1~50
|
|
Directivity (dB)
|
>55
|
|
Operating Temperature (℃)
|
-20 - + 85
|
|
Storage Temperature (℃)
|
-40 - + 85
|
|
Fiber Type
|
Corning Singlemode SMF-28, DS Fiber, or flexcore
|
|
Fiber Pigtail Length (m)
|
1
|
|
Port Configuration
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1x2 or 2x2
|
|
Package Dimension
|
Package D,E,F,G
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Package Dimensions & Pigtail Style
|
|
|
Package D:
|
3mm x 40mm stainless steel tube
|
|
Package E:
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3mm x 54mm stainless steel tube
|
|
Package F:
|
3mm x 60mm stainless steel tube
|
|
Package G:
|
10mm x 20mm x 90mm case
|
|
Pigtail Style:
|
|
Package D,E, :
|
250um bare fiber
|
|
Package F:
|
250um bare fiber or 900um loose tube
|
|
Package G:
|
2mm,3mm cable or 900um loose tube
|
Ordering Information
|
X
|
X
|
XX
|
XX
|
XXXX
|
X
|
X
|
X
|
XX
|
|
Type
|
Grade
|
Wavelength
|
Coupling Ratio
or Attenuation
(dB)
|
Port
|
Package
|
Pigtail Style
|
Fiber Type
|
ln/Out
Connector
|
|
S
W
|
S
P
A
|
35=1310/1550nm
36=1310/1585nm
|
50=50/50
30=30/70
10=10/90
05=5/95
01=1/99
|
0102=1x2
0202=2x2
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D=D type
E=E type
F=F type
G=G type
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1=Bare Fiber
2=900μm
Jacket
3=3mm Cable
4=2mm Cable
|
0=SMF-28
D=DS Fiber
S=Special
|
0=None
1=FC/APC
2=FC/PC
3=SC/APC
4=SC/PC
5=ST
6=LC
X=Special
|
*Type: S---Singlemode Standard Coupler
W---Singlemode Widband Coupler
