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) |
0.7 |
1.0 |
Polarization Sensitivity (dB) |
0.10 |
0.15 |
Operating Wavelength (nm) |
1310 / 1550 ± 40, 1310*1585 ± 40, or custom wavelength |
Coupling Ratio/insertion Loss Conversion Chart
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 |
8.5/1.4 |
10/90 |
11.3/0.5 |
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 |
1x2 or 2x2 |
|
Package Dimension |
Package D,E,F,G |
Package Dimensions & Pigtail Style
Package Dimensions: |
|
|
Package D: |
3mm x 40mm stainless steel tube |
Package E: |
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 |
D=D type E=E type F=F type G=G type
|
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