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- Products description -
XYT-TECH Sharetop's Fiber Optic Fused 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.Optical Couplers can couple the optical signals in the coupling area,and then re-distribute the light power.The key parameters include operating wavelength,bandwidth,and excess loss,coupling ratio,PDL and so on.
- Product Features -
1．Low Excess Loss
2．Various Coupling Ratio
3．Compact Size
4．High Stability and Reliability
- Product Specification -
1．Long-haul Telecommunications
2．CATV Systems&Fiberoptic Sensors
3．Local Area Network
4．Digital,Hybrid and AM-Video System
1x2/2x2 Singlemode Dual Window Wideband Couplers | ||
Grade | P | A |
Coupling Ratio(%) | 50/50 | 50/50 |
Excess Loss(Typical)(dB) | 0.1 | 0.15 |
Maximum Insertion loss(dB) | 3.6 | 3.8 |
Uniformity(Max.)(dB) | 0.7 | 1 |
Polarization Sensitivity(dB) | 0.1 | 0.15 |
Operating Wavelength(nm) | 1310/1550+40,1310/1585+40,or customized | |
Coupling Ratio(%) | 50/50 | |
Directivity(dB) | >55 | |
Operating Temperature(℃) | -125 | |
Storage Temperature(℃) | -125 | |
Fiber Type | Corning Singlemode SMF-28,DS Fiber,or flexcore | |
Fiber Pigtail Length(m) | 1 | |
Port Configuration | 1x2 or 2x2 | |
Package Dimension | Package D,E,F,G | |
Above specification are for device without connector.
Coupling Ratio/insertion Loss Conversion Chart
Coupling Ratio | lnsertion Loss | |
P Grade | A Grade | |
40/60 | 4.4/2.5 | 4.6/2.8 |
30/70 | 5.6/1.8 | 6.0/2.0 |
20/80 | 7.4/1.1 | 7.7/1.3 |
10/90 | 10.8/0.6 | 11.6/0.8 |
5/95 | 14.2/0.4 | 14.6/0.5 |
2/98 | 18.5/0.2 | 19.0/0.3 |
1/99 | 21.0/0.2 | 21.5/0.3 |
Package Dimensions&Pigtail Style
Package Dimensions: | |
Package D: | 3mm x 40mm stainless steel tube |
Package E: | 3mm x 54mm stainless steel tube |
Package F: | 3mm x 60mm stainless steel tube |
Package G: | 10mm x 20mm x 90mm case |
Pigtail Style: | |
Package D,E,: | 250um bare fiber |
Package F: | 250um bare fiber or 900um loose tube |
Package G: | 3mm cable or 900um loose tube |
Ordering Information
Type | Wavelength | Coupling Ratio | Port | Package | Pigtail Style | Fiber Type | ln/Out |
Connector | |||||||
P/A | 83=830nm 85=850nm 98=980nm 13=1310nm 14=1480nm 15=1550nm 16=1585nm | 50=50/50 30=30/70 10=10/90 05=5/95 01=1/99 | 0102=1x2 0202=2x2 | D=D type E=E type F=F type G=G type | 1=Bare Fiber 2=900um Jacket 3=3mmCable | 0=SMF-28 1=Corning Flexcore 1060 2=Corning Flexcore 780nm D=DS Fiber S=Special | 0=None 1=FC/APC 2=FC/PC 3=SC/APC 4=SC/PC 5=ST 6=LC X=Others |
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