Dual Window Coupler 1X2 Fbt Coupler Φ0.9 With Connector Package B
Applications
Long-haul Telecommunications
Transmitter/receiver module
Optical communication systems
Testing instruments
Long-haul Telecommunications
CATV
FTTH
Local Area Network
Description
Dual Window Coupler splitter modules are cascaded with the single
mode couplers. These modules are widelly used for FTTH, LAN, and
CATV optical networks.
Specifications
| Parameter | P | A |
| Operating wavelength (nm) | 980,1310, 1490 ,1550 |
| Operating bandwidth (nm) | 980± 10nm,1310 ± 40nm,1490 ± 10nm,1550 ± 40nm |
| Fiber Type(dB) | Corning G652D OR Corning G657 A1 0.15 |
| Insertion loss (dB) | 50:/50 | ≤3.3 | ≤3.5 |
| 40/60 | 3.70~4.40≤2.5 | 3.50~4.60/≤2.8 |
| 30/70 | 5.00~5.60/≤1.8 | 4.90~6.10/≤2.1 |
| 20/80 | 6.80~7.40/≤1.2 | 6.50~7.70/≤1.2 |
| 10/90 | 9.60~10.50/≤0.6 | 8.80~11.40/≤0.8 |
| 5/95 | 12.70~13.50 /≤0.4 | 12.05~14.05/≤0.5 |
| 3/97 | 14.60~15.50/≤0.3 | 13.60~16.05/≤0.4 |
| 2/98 | 16.60~17.90/≤0.25 | 15.60~18.20/≤0.3 |
| 1/99 | 19.20~20.80/≤0.2 | 18.80~21.40/≤0.25 |
| PDL (dB) | ≤0.1 | ≤0.15 |
| Return loss(dB) | ≥50 | ≥45 |
| Directivity (dB) | ≥55 |
| Operating temperature (℃) | -40 ~ +85 |
The above specification is without connector
Other specifications can be made on customer request.
Key Features
Dual operating window Low excess loss
Low PDL
Various Coupling Ratio
Compact Size
High Stability and Reliability
Mini sizes
Package Dimensions & Pigtail Style
| Package Dimensions |
| Package A(Mini) | 2.4mm x 35mm stainless steel tube |
| Package A | 3.0mm x 48mm stainless steel tube |
| Package B | 3.0mm x 55mm stainless steel tube |
| Package C | 90mm x16mm x 9mm case |
| Pigtail Style |
| Package A | 250μM bare fiber |
| Package B | 900μM loose tube |
| Package C | 900μM loose tube or 2mm/3mm cable |
Other package dimensions can be made on customer request.
Ordering Information
| WBC- | X- | X2- | XX- | XX- | X- | XX- | XX- | X |
| P:Premium A:Grade A X: On request
| 12:1X2 22:2X2
| 31:1310nm 49:1490nm 55:1550nm 98: 980nm
| 01: 01:99 02: 02:98 …… 50: 50:50
| 1: 1 meter x: on request
| 25:250μM Fiber 09:900μM loose Fiber 20: 2mm cable 30: 3mm cable | SC:SC/UPC SA:SC/APC ...... 00:no connect
| A: A B: B C:C
|
| Grade | Port number | Operation Wavelength | coupling Ratio | Fiber length | Fiber type | Connect Type | Dimension |
EX: WBC-P-12-31-50-1-25-00-A
| Operating Wavelength(nm) | 980±40/1310±40/1550±40 | 980&1550±40/1310&1490&1550±40 | Parameter | Unit | Value |
| Coupling Ratio(%) | Insertion Loss(dB) | Fiber Type | / | HI 780/Fiex 1060/SMF-28e/SMF-28eXB |
| Tap | Singal | Tap | Singal |
| 01/99 | 19.0-21.0 | ≤0.20 | 18.5-21.5 | ≤0.25 | PDL | dB | Typ:＜0.1 Max:＜0.15 |
| 03/97 | 14.6-16.2 | ≤0.30 | 14.5-16.5 | ≤0.20 | Directivity | dB | ＞55 |
| 05/95 | 12.4-13.8 | ≤0.35 | 12.0-14.5 | ≤0.45 | Return Loss | dB | ＞50 |
| 10/90 | 9.70-10.7 | ≤0.60 | 9.70-11.2 | ≤0.60 | Excess Loss | dB | Typ:＜0.1 Max:＜0.2 |
| 20/80 | 6.70-7.60 | ≤1.15 | 6.60-7.80 | ≤1.15 | Pigtail Dia. | mm | 0.25/0.9/2.0/3.0 |
| 33/67 | 4.65-5.65 | ≤1.70 | 4.50-5.85 | ≤1.80 | Pigtail Length | cm | ＞100 |
| 40/60 | 3.95-4.30 | ≤2.50 | 3.70-4.70 | ≤2.70 | Operating Tem. | ℃ | -10～ +70 |
| 50/50 | 2.85-3.30 | | 2.80-3.40 | | Storage Tem. | ℃ | -40～ +85 |
