Product Details
SC/APC SINGLE MODE DUAL WINDOW FBT COUPLERS
Quick Details
- Place of Origin: Guangdong, China (Mainland)
- Brand Name: DYS/OEM
- Model Number: dual window FBT
- Connector: SC, FC, LC, ST...
- Ferrule Polish: APC,UPC,PC
- Splitting Ratio: 50:50, 40:60, 30:70, 20:80, 10:90
- Fiber Diameter: bare fiber, 0.9mm, 2.0mm, 3.0mm
- Operating temperature: -40℃ - 85℃
- Certifaction: ISO9001, ROHS
- Operating: 1310±40 and 1550±40
- Excess loss: 0.15
- Directivity: 50(1x2),60(2x2)
DYS's Dual Window Wideband Couplers are high quality components
designed to divide or combine optical signal in optical fiber
system. These devices are fabricated by using the fused bi-conical
taper(FBT) process are reliable over wide range of temperature. The
operating wavelength is 1310nm and 1550nm and the passband is 80nm.
The coupling ratio can range from 1:99 to 50:50. Various packaging
and pigtailing configurations can satisfy our customer's
requirements.
Fetures:
Low insertion loss
Low PDL
High directivity
Long haul reliability
Customer defined specifications
Applications:
Telecommucations
Fiber in the loop
Local area network
CATV
Fiber optic sensing
Test instruments
Parameter | | Unit | Premium | A | B |
Operating | | nm | 1310±40 and 1550±40 |
Excess loss | Typ. | dB | 0.15 |
Polarization Stability | Max | dB | 0.15 | 0.15 | 0.2 |
Uniformity(50:50) | Max | dB | 0.4 | 0.5 | 0.6 |
Thermal Stability | Max | dB | 0.2 | 0.3 | 0.4 |
Directivity | Min | dB | 50(1x2),60(2x2) |
Reflectance | Min | dB | 50(1x2),60(2x2) |
Operating Temperature | | °C | -30~85 |
Operating Temperature | | °C | -40~85 |
| 50/50 | Max | dB | 3.4/3.4 | 3.6/3.6 | 3.7/3.7 |
40/60 | 4.5/2.6 | 4.6/2.7 | 4.7/2.8 |
30/70 | 5.8/1.85 | 5.9/1.9 | 6.0/2.0 |
20/80 | 7.6/1.2 | 7.7/1.3 | 7.9/1.4 |
10/90 | 10.8/0.65 | 11.0/0.7 | 11.1/0.8 |
1/99 | 21.8/0.2 | 22.1/0.25 | 22.5/0.3 |
Competitive Advantage
DYS strictly enforce the ISO9001 quality management system, companies
with good facilities and qualified human resources management to
ensure product quality stability and excellent performance; and
good after-sales service, to win the trust of customers, products
exported to Europe and the United States and Southeast Asian
countries.
Company Profile

Shenzhen DYS Fiber Optic Technology is a leading company in developing and
manufacturing advanced fiber optic products,mainly offer fiber
optic indoor and outdoor cable, CPRI waterproof jumper, MPO/MTP
jumper , standard fiber optic jumper and PLC Splitter. DYS win the
the honorary title of National High-tech enterprise by Shenzhen
government in 2014.
 |  |  |
TEAM | STRENGTH | CERTIFICATE |
About 200 well-trained staff and engineers. | Factory over 3500 square meters and has more than 23 non dust productions lines in total | ISO9001:2008,RoSH, CE,High and New Tech EnterpriseCertficate. |

With years of experiences in the fiber optic industry, our factory
is fully equipped over 3500 square meters and more than 32 non dust
production lines .About 200 well-trained staff and engineers are
contributing to our proud products. We have 4 production lines for
fiber optic cable, 2 high standard MPO/MTP jumper assembly lines, 8
production lines for standard jumper and 10 PLC Splitter production
lines.

The most advanced imported polishing equipment and testing
instruments enable our products have super quality, such as Senko
polishing machine, interferometer, automatic cleaning machine and
OTDR ,JGR and so on.

All of our optical products are RoHS compliant and DYS also
obtained ISO9001, ISO14001 certification. Our high quality products
and outstanding service win the customer from all the world, DYS
fiber optic is looking forward to cooperate with you.

Enterprise Vision:
To win customers and win the future, we are committed to developing
into a product and technology leader in the optical communications
industry.
Innovation-Driven Development:
The company has a rigorous and capable research and development
team and rich production experience, supplemented by the scientific
management system, through years of accumulation and has a perfect
product independent development and innovation ability, with a
number of new product patents.
Quality Policy:
Quality is the first and credit is the most important. Management
is the foundation and service is sincerity.



