光纤耦合器

耦合器
Singlemode Fiber Coupler
1.     Description:
The singlemode Fiber Coupler have excellent performance and mini-size. It has used in various fields.
2.     Features：
l  Various Coupling Ratio
l  Low Excess Loss
l  Compact Size
3.     Applications
l  Long-haul Telecommunication
l  Cable Television(CATV)&Fiber Optic Sensors
l  Local Area Networks (LAN)
4. Performance Specifications

Parameter
Coupling Ratio(%)	50/50,1/99,2/98,5/95,10/90…
Directivity	>55
Operating Temperature (℃)	-5~+70
Storage Temperature (℃)	-40~+85
Fiber Type	Corning Singlemode SMF-28 or flexcore
Port Configuration	1×2 or 2×2

Singlemode Standard Couplers

Grade	Premium	A Grade
Coupling Ratio(%)	50/50	50/50
Excess Loss (Typical) (dB)	0.1	0.15
Max. Insertion Loss (dB)	3.4	3.5
Polarization Sensitivity (dB)	0.1	0.15
Operating Wavelength (nm)	850,980,1310,1480,1550 or custom wavelength

Singlemode Wideband Couplers

Grade	Premium	A Grade
Coupling Ratio(%)	50/50	50/50
Excess Loss (Typical) (dB)	0.1	0.2
Max. Insertion Loss (dB)	3.4	3.5
Polarization Sensitivity (dB)	0.1	0.15
Operating Wavelength (nm)	1310±40,1550±40 or custom wavelength

5.     Ordering Information:

	Grade	Wavelength	Type	Ratio	Port	Package	Pigtail Style	Fiber Type	In/Out Connector
C	P	93=980/1310nm	S	01=1/99	0101=1×1	B=	1= bare fiber	0=SMF-28e	0=None
	A	95=980/1550nm	W	50=50/50	0202=2×2	Package B	2=900um	1=Corning	1=FC/APC
		××××	××××	××××		××××	Jacket	HI 1060	××××
							××××	××××

Type	S=Singlemode standard coupler
	W=Singmode wideband coupler
	M=Multimode fiber coupler
	A=Attenuator
	D=Wavelength Division Multiplexer

Package	B=φ3*54mm stainless steel tube
	C=φ3*60mm stainless steel tube
	D=8.5*14*98mm case
	E=11.6*80*120mm case
	M=φ2.4*25mm stainless steel tube  (Mini Size)
	U =φ2.4*18mm stainless steel tube  (Ultra Mini Size)

Pigtail Style	Package B: Bare Fiber
	Package C: 900um Lose Tube
	Package D, E: 3mm Cable or 900um Lose Tube