Features
Applications
Specification
| Coupling Ratio(%) | 1-50 |
|---|---|
| Directivity (dB) | >55 dB |
| Operating temperature (℃) | -20 to85 |
| Storage temperature (℃) | -40 to 85 |
| Optical fiber type | Corning Singlemode SMF-28 , DS Fiber, or Flexcore |
| Optical fiber length (m) | 1.0 or customize |
| Port Configuration | 1x2 or 2x2 |
| Package Dimension | Package A, B, C |
| Fiber color | Input white;output1(Big split ratio) black,split output2(small split ratio white) |
Single mode Dual Window Wideband Couplers
| Grade | P |
A |
|---|---|---|
| Excess Loss (Typical )(dB) | 0.10 |
0.15 |
| Maximum Insertion 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 ±20（Standard band type） 1310 /1550 ±40（wideband type） |
|
Coupling Ratio/Insertion Loss Conversion Chart
| Coupling Ratio | Insertion 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 |
8.4/1.4 |
| 10/90 | 11.3/0.5 |
12.7/0.8 |
| 5/95 | 15.2/0.4 |
18.5/0.5 |
| 1/99 | 22.5/0.3 |
23.0/0.4 |
PACKAGE DIMENSIONS & PIGTAIL STYLE
Package Dimensions |
|
|---|---|
| Package A: | 3mm x 54mm stainless steel tube |
| Package B: | 3mm x 60mm stainless steel tube |
| Package C: | 90mm x 20mm x 9.9mm ABS case (Black Color） |
Pigtail Style |
|
| Package A: | 250um bare fiber |
| Package B: | 250um bare fiber or 900um loose tube |
| Package C: | 3mm cable or 900um loose tube |
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