Fiber Optical Coupler 1x2(2x2) Multimode FBT Coupler
Singlemode Dual Window Coupler 1x2, 2x2 offer very low insertion
loss, low polarization dependence and excellent environmental
stability. Accurate coupling ratio from 50/50 to 1/99, fiber type
250um bare fiber, 3mm and 900um loose tube fiber are available with
very tight uniformity in a wide wavelength range of both 1310 nm
and 1550 nm windows. Singlemode dual window coupler find extensive
application to perform power splitting and monitoring functions in
all kinds of optical communication systems.
◇Features:
Low Insertion Loss
Various Coupling Ratio
High Stability, High Reliability
Compact Size
◇ Application:
Long-haul Telecommunications
CATV Systems & Fiberoptic Sensors
Digital, Hybrid and AM-Video Systems
High Speed Local Area Networks
Fiber Sensors
◇ Specifications:
| Parameter | Multimode Standard Fiber Couplers | |
| Coupling Ratio(%) | 50/50 | |
| Grade | P Grade | A Grade |
| Excess Loss (Typical)(dB) | 0.7 | 1 |
| Max.lnsertion Loss(dB) | 4.2 | 4.5 |
| Uniformity (Max.)(dB) | 0.6 | 0.8 |
| Directivity(Min.)(dB) | 35 | |
| Operating Wavelength(nm) | 800-1600 | |
| Central Wavelength (nm) | 850 or 1310 or 1550 | |
| Coupling Ratio | lnsertion Loss | |
| P Grade | A Grade |
| 40/60 | 5.2/3.3 | 5.6/3.7 |
| 30/70 | 6.5/2.6 | 7.0/3.0 |
| 20/80 | 8.4/2.0 | 8.8/2.5 |
| 10/90 | 11.8/1.5 | 12.3/2.0 |
| Operating Temperature(℃) | -20~+85 |
| Fiber Type | Corning multimode 50/125, 62.5/125 |
| Fiber Pigtail Length(m) | 1 m or custom length |
| Port Configuration | 1×2 or 2×2 |
| Dimensions (mm) | Package D,E,G |
| Channel | Connector | Wavelength | Grade | Fiber type | Coupling ratio | Pigtail length | Package |
12- 1 x 2
22- 2 x 2 | 11-ST
21-FC/PC
31-SC/PC
41-LC/PC
51-MU/PC
00-None
XX-Others | 31-1310 nm
30-1300 nm
85-850 nm | P-P Grade
A-A Grade | 2- 50/125um
3- 62.5/125um
X-Others | 01: 01/99
02:02/98
03: 30/70
05:05/97
…
50:50/50 | 050-50cm
100- 100cm
150-150cm
200-200cm
000- Modulizeo
XXX-Others | A
B
C |
FQA
1. Q : Are you manufacturer ?
A: yes, we are manufacturer in Shenzhen,China
2. Q : What's your MOQ ?
A: MOQ can be 1 pcs , but we are not suggest to order 1 pcs ,
because the cost will be higher , so that the price will be higher
than your budget .
3. Q : What's the price ?
A : The price is according to your quantity . After you let us know
your quantity , we will offer our best price for you . Big Quantity
will get very competitive price .
4. Q: Can you quote FOB price ?
A : yes we can , But due to the size and weight is not big , most
are delivery by air ,DHL , TNT , UPC , FEDEX ,etc . So it it
difficult to do FOB price . The best way is let us know your
detailed specifications and quantity , we will offer the freight
with products price for your reference .
