Singlemode Dual Window Fiber Optic Coupler(FBT Coupler)

Model:	Flyin-4
Brand:	Flyin
Origin:	Made In China
Category:	Electronics & Electricity / Optical Fiber, Cable & Wire / Optical Fiber
Label:	Passive Components , PLC Splitter , Fused Coupler
Price:	US $30 / pc
Min. Order:	10 pc

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Product Description

Singlemode Dual Window Fiber Optic Coupler(FBT Coupler)

Flyin Optronics’ 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

l Low Excess Loss

l Various Coupling Ratio

l Compact Size

Applications

l Long-haulTelecommunications

l CATV Systems & FiberopticSensors

l Local Area Network

Performance Specifications

Singlemode Dual Window Wideband Couplers
Grade	P	A
Coupling Ratio (%)	50/50	50/50
Excess Loss (Typical) (dB)	0.07	0.1
Maximum lnsertion 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 ± 40, 1310*1585 ± 40, or custom wavelength

Coupling Ratio/insertion Loss Conversion Chart

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:	2mm,3mm cable or 900um loose tube

Ordering Information

X	X	XX	XX	XXXX	X	X	X	XX
Type	Grade	Wavelength	Coupling Ratio	Port	Package	Pigtail Style	Fiber Type	ln/Out Connector
S W	S P A	35=1310/1550nm 36=1310/1585nm	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=900μm loose tube 3=3mm Cable 4=2mm Cable	0=SMF-28 D=DS Fiber S=Special	0=None 1=FC/APC 2=FC/PC 3=SC/APC 4=SC/PC 5=ST 6=LC X=Special

*Type: S---Singlemode Standard Coupler

W---Singlemode Widband Coupler

Coupling Ratio	lnsertion 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	8.5/1.4
10/90	11.3/0.5	12.0/0.8
5/95	14.0/0.35	14.6/0.43
1/99	22.5/0.25	23.0/0.35

Coupling Ratio(%)	1~50
Directivity (dB)	>55
Operating Temperature (℃)	-20 - + 85
Storage Temperature (℃)	-40 - + 85
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