Specification:
Single mode Standard Coupler (SSC) |
|
Parameter\Grade
|
Grade P
|
Grade A
|
|
Operating wavelength (nm)
|
1310 or 1550, others on request
|
|
Operating band width(nm)
|
±20
|
|
Excess loss(dB)
|
0.1
|
≤0.15
|
|
Typical insertion loss(dB)
|
50/50
|
3.4
|
≤3.6
|
|
40/60
|
≤4.4/2.6
|
≤4.6/2.8
|
|
20/80
|
≤7.5/1.2
|
≤7.7/1.3
|
|
10/90
|
≤10.8/0.6
|
≤11.5/0.8
|
|
PDL(dB)
|
0.10
|
≤0.15
|
|
Operating temperature
|
-40°C to +85°C
|
|
Directivity(dB)
|
55
|
|
| |
| Wide
Band Coupler (WBC) |
|
Parameter\Grade
|
Grade P
|
Grade A
|
|
Operating wavelength(nm)
|
1310 or 1550
|
|
Operating bandwidth(nm)
|
±40
|
|
Excess loss
|
≤0.10
|
≤0.15
|
|
Insertion loss (dB)
|
50/50
|
3.4
|
≤3.6
|
|
40/60
|
≤4.4/2.6
|
≤4.6/2.8
|
|
20/80
|
≤7.5/1.2
|
≤7.7/1.3
|
|
10/90
|
≤10.8/0.6
|
≤11.5/0.8
|
|
PDL (dB)
|
≤0.07
|
≤0.12
|
|
Operating temperature
|
-40°C to +85°C
|
|
Directivity(dB)
|
≥55
|
|
| |
| Dual
Window Coupler (DWC) |
|
Parameter\Grade
|
Grade P
|
Grade A
|
|
Operating wavelength(nm)
|
1310 or 1550, others on request
|
|
Operating bandwidth(nm)
|
±40
|
|
Excess loss(dB)
|
0.10
|
0.15
|
|
Insertion loss (dB)
|
50/50
|
3.4
|
3.6
|
|
40/60
|
4.6/2.7
|
4.9/2.9
|
|
20/80
|
7.8/1.2
|
8.3/1.4
|
|
10/90
|
11.0/0.6
|
12.2/0.8
|
|
PDL (dB)
|
0.10
|
0.15
|
|
Operating temperature
|
-40°C to +85°C
|
|
Directivity(dB)
|
55
|
|
| |
| Multi-mode
fiber Coupler (MMC) |
|
Parameter
|
Grade P
|
Grade A
|
|
Operating wavelength(nm)*
|
800~1600
|
|
Fiber type
|
50/125, 62./125
|
|
Excess loss(dB)
|
0.4
|
0.7
|
|
Insertion loss(dB)
|
50/50
|
3.6/3.6
|
3.9/3.9
|
|
40/60
|
4.6/2.7
|
4.9/3.0
|
|
20/80
|
7.7/1.3
|
8.0/1.6
|
|
10/90
|
10.8/0.9
|
11.3/1.2
|
|
5/95
|
14.3/0.6
|
14.9/0.9
|
|
1/99
|
21.2/0.4
|
22.0/0.7
|
|
Uniformiy (dB)
|
0.4
|
0.6
|
|
Operating temperature(°C)
|
-40°Cto +85°C
|
|
Fiber type(um)
|
50/125;62.5/125
|
|
| |
Wavelength
Division Multiplexer Fiber
Coupler(1310/1550,980/1550,1480/1550WDM)
|
|
Parameter
|
980/1550
|
980/1590
|
1310/1550
|
1480/1550
|
|
Operating wavelength(nm)
|
980 & 1550
|
980 & 1590
|
1310 & 1550
|
1480 & 1550
|
|
Operating bandwidth(nm)
|
±10
|
±10
|
±15
|
±5
|
|
Insertion loss (dB)
|
U
|
0.05
|
0.05
|
0.05
|
0.15
|
|
P
|
0.15
|
0.15
|
0.15
|
0.30
|
|
A
|
0.25
|
0.25
|
0.20
|
0.40
|
|
Isolation*(dB)
|
P
|
24
|
24
|
24
|
20
|
|
A
|
22
|
22
|
22
|
18
|
|
PDL(dB)
|
P
|
0.05
|
0.05
|
0.05
|
0.10
|
|
A
|
0.10
|
0.10
|
0.10
|
0.15
|
|
Operating temperature
|
-40°C to +85°C
|
|
Directivity(dB)
|
55
|
|
| |
